BLOW MOULDING

• Injection blow Moulding
• Extrusion Blow Moulding
• Intermittent Extrusion
• Stretch Blow Moulding
• Properties of the most common plastics bottle materials
• Injection Moulded Parison
• Extruded Parison
• Extrusion Blow moulded Parison
• Aseptic Blow Moulding
• Multilayer Blow Moulding
• Injection versus extrusion blow moulding
• Blow Moulding Process
• A typical extrusion blow moulding machinery
• Quick mould change system blow moulding
• Blow Mould
• Injection blown vis a vis extrusion blow
• Moulding
• Injection blow moulding
• Quick Change Plate
• Blow Pin (s)
• Article transfer
• Punch
• Die/Pin
• Head
• Characteristics of extrusion blow moulding of some common polymers
• Major uses of composite bottles
• Coextrusion which Plastics go best together
• Extrusion blow moulding Design Concepts
• Blow moulding
• Perforator for  drainage pipes
• Reciprocating screw machine used in blow moulding
• Die and mandrel assembly

CHARACTERISTICS OF HDPE AND PP POLYMERS FOR BLOW MOULDING 

• HDPE High Density Polyethylene
• Polypropylene
• Selection of Blow Moulding Material
• Recommended temperature for cavities in blow moulds
• Melt temperature and pressure for extrusion blow moulding of some polymers
• Processing data for stretch blow moulding
• Volume shrinkage of stretch blow moulded bottles
• Average polymer swell for some polymers
• Data on air blowing pressures
• Operation and Control in Blow Moulding
• Bottle Design Concepts
• Basic design consideration in blow moulding
• Bottle design concepts
• Surface treatment of containers
• Flame Treatment
• Coatings
• Fluorination
• Sulphonation
• Bar coading
• Package Coding
• Blow ratio
• Shape of cavity opening
• Some blow moulding process variants
• Deep draw blow moulding
• Flashless Blow Moulding (FBM)
• Extrusion blow mould check list
• Multilayer Blow Moulding
• Industrial Blow Moulding Applications
• Co-extrusion Blow Moulding
• Advantages of Co-Extrusion of Large Parts
• Multilayer Blow Moulding
• Six Factors that can change container volume
• Comparison
• Intermittent Vs Continuous Co-extrusion
• Why Multilayer containers
• Multilayer film Major Applications
• Commercial co-extrusion
• Co-ex/multilayer injection moulding
• Multi component moulding
• Multicolour Moulding
• Special Moulding
• Multilayer plastics bottles
• Main Function
• Materials
• Observation
• Blow moulding some new technologies
• 3-Dimensional Blow Moulding
• Coextrusion properties of materials
• Applications/structures of multilayer bottles
• Preferred Materials Combination
• Rotary injection blow moulding
• 15% Long Glass Fiber
• Foam Technology
• Rotary Injection blow moulding
• Extrusion blow mould check list

MOULDS FOR BLOW MOULDING 

• Bottle Design Concepts
• Some General Design considerations
• Bottle pack process
• Industrial and Structural part Design
• Extrusion Blow Moulds
• Construction
• Blow moulds
• The Materials
• Cooling
• Pinch-offs
• Venting
• Injection Blow Moulding
• Injection Blow Moulding Process
• Injection blow moulding
• Strtech blow moulding
• Single stage per process
• Injection stretch blow moulding
• Coextrusion Blow Moulding
• Pet stretch Injection blow moulding
• Injection Stretch Blow Moulding Process
• Types of Processes
• Development of PP Containers
• ISBM Machines for PP
• Opportunities for PP Containers
• Bottles and Containers Market
• Compact preform shuttle system
• Conclusion
• Shuttle mould for increasing output of pet preforms

PLASTIC EXTRUSION

• Single screw extruder
• Extruder barrel and feed section
• Barrel heat input and extraction mechanisms
• Barrel temperature control system
• Screw
• Gearbox and thrust bearing
• Drives
• Venting
• Types of Dies for Film Extrusion
• Extrusion of plastic films
• Introduction
• Processing
• Material of construction
• Heating & Cooling systems
• Breaker Plate & Screeens
• Downstream Equipments
• Different types of Film Processing techniques
• Blown Film Extruder
• Processing temperature profiles
• Frost Line height (FLH)
• Film Thickness Control
• Thickness Variation Control
• Stretch Extrusion Process

FUELS FROM PLASTICS WASTE 

• Introduction
• Global Scenario
• Plastic Waste
• Environmental Impact
• Plastic waste importers in Asia
• Fuel/Energy Shortage
• Alternative Waste Disposal Methods
• Plastic waste to fuel
• Conversion Process
• Principles Involved
• Calorie on a par with Coal and Oil
• Laboratory Scale
• The Process
• Salient Features
• Test Reports
• Emission Report
• End Uses
• Liquid Hydrocarbon
• Gas
• Solid Hydrocarbon
• Gas
• Solidfuel
• Benefits of the Technology

FRP SILOS, TANKS AND PIPES BY CENTRIFUGAL CASTING

• Introduction
• Product Description and properties
• Uses and Applications
• Silos for storage and processing
• Performance Characteristics of Silos Made of Different Materials
• Tanks for storage and transport
• Pipes
• Cylindrical bodies as constructional elements
• Manufacturing Process
• Raw Materials
• Plant and Machinery

INJECTION MOULDING FLUID ASSISTED INJECTION MOULDING MAKES HOLLOW PARTS  FASTER, LIGHTER

• Gas assisted injection moulding
• How does it work
• The process sequence
• Geometric catgories
• Merits of gas assist injectio moulding process
• Geometric categories of gas assisted injection molded products
• Complex Parts with Localized heavy Sections
• Rod shaped Parts
• Large Cover Shaped Parts
• Demerits of gas assisted injected molding
• Gas assisted injection molded products
• Application examples
• Water assist injection molding
• Melt/Gasfront velocity amount of polymer in front of the gasbubble
• Gas bubble propagation wall thickness distribution
• Short shot process
• Push back process
• Overflow process
• Flow Process
• Advantages of the WIT
• Conclusion

ITALIAN EQUIPMENT FOR PLASTICS RECOVERY

• Shredding and grinding of car bumpers
• Two and three shafts
• Profiles and offcuts

INJECTION MOULDING OF PLASTICS 

• The Material Hopper
• The Barrel/Cylinder heating system
• The Barrel/Cylinder and Screw
• Adhesion
• Abrasion
• Corrosion
• Delamination
• The Screw Drive System
• The Stationary Platen
• The Mould
• The Moving Platen and Tie Rods
• The Clamping Unit
• To close and open the mould
• To eject the parts
• To keep the mould closed during the injection cycle
• Trouble free moulds
• General check list for new moulds
• Machine
• Mould Design
• General
• Mould Analysis Software
• Co-ordinate Measuring Machine
• Benefit to Processors
• Granulator  Check List
• Metal Separators
• General Performance Data

MOULD AND MACHINE SETTING UP 

• Moulding Set up Time
• Injection moulding cycle
• A break up of most common moulding cycle
• Check list for start up
• Processing :Some initial consideration
• Preliminary
• Machine Requirement
• Number of shots/Cycle
• Time
• Plasticizing Capacity/Rate
• Clamp Tonnage
• Mouldability features
• part Removal
• The Sprue
• runner System
• Cold Slug Well
• Gate Location
• Gate Size
• Cores
• Vents
• Undercuts
• Melt Rheology
• Purging
• The Injection Moulding Machine Operation
• The injection moulding  cycle
• Sequence of events during an injection moulding cycle
• Injection moulding cycle
• Trace of two different injection moulding cycles in a pvt diagram
• Holding pressure
• Schematic of different runner system arrangements
• Principal conditions in moulding
• Schematic of different gating system
• SMC production line
• Setting up a moulding shop
• Accessories  for the Injection Unit
• Measurable minimum requirement for injection moulding machines
• Hygroscopic Plastics
• Frequently Employed Clamping Systems for Injection Moulding Machine
• Injection pressure required for various plastics
• Common Gating Systems & Their Aplications
• Recommendation for temperature settings along a vented barrel for various thermoplastics
• Spherical radi and of dimensions of nozzles according to european standards

OPERATIONS AND CONTROLS IN INJECTION MOULDING 

• Effect of processing on mechanical properties
• Injection moulding parameters for common plastics
• Molecular Orientation
• Residual Stresses
• Melt Elasticity
• Melt Fracture
• Weld Lines
• Accurate Dimensions
• Cooling Rate
• Weigh Feeding and Blending
• Feeders
• Shrinkage in direction of flow (a) and Transversely to it (b) with various types of gate
• Weight Blenders
• Interrelationship of part design, moulding conditions, polymer selection and mould design
• Specific gravity and bulk factor of plastics materials
• Controls
• Thermal conductivity of materials
• Water absorption of common plastics(%)
• Process control Methods in injection moulding
• Factors that Affect Reproductive behaviour of Injection moulding Machine
• Minimum actual cooling time in seconds
• Processing temperatures, mould temperatures, and shrinkage of most common plastics used in injection moulding
• General
• In line injection compression equipment
• Mouldflow
• What is Mouldflow
• Measurable minimum requirements for injection moulding machines
• Dry  cycle times of injection Moulding machines a thumb rule
• How Mouldflow can help Part Designers, Mould Maker & Processor
• How Mouldflow can help Mould Designer
• How Mouldflow can help a Processor
• How to improve Quality & Productivity using Mouldflow
• Injection pressure required for various plastics in general
• Injection pressure ranges for modular system of injection units
• Effect of processing parameters on part dimensions
• Processing Limitations for various polymers guidelines
• Recommended nozzles for plastics moulding machines
• Percentage by weight of permissible moisture and the recommended drying temperatures of various plastics materials
• Conventional injection moulding machine
• Remplan’s line injection compression system
• Injection moulding processing temperature range
• Interrelationship of part with design, moulding conditions, polymer selection and mould design
• Suggested wall thickness for common thermoplastic moulding materials
• Hydraulic system noise suppression
• Some suggestions for Noise Reduction
• Composition of material(%) after being processed several times (number of throughputs and with different ratios of virgin-regrind)
• Comparison of colouring methods
• Wall thickness of moulded parts
• Quality of moulded parts factory that affect
• Injection moulding section
• Estimating Cooling Time
• Importance of cooling in injection moulding
• Good Cooling vs. Bad Cooling
• Why is Turbulent Flow important
• How Cooling Affects the Cycle Time
• How Wall Thickness Impacks Cooling Time
• Cooling channel
• Diameter and Placement
• How Turbulent is Enough
• Energy Consumption in Injection Moulding
• Typical break up of energy in injection moulding cycle
• Injection moulding control system
• Mechanical Properties
• Dimensional Accuracy
• Surface Quality
• Basic Methods for control
• Temperature Controls
• Injection moulding product to production
• Starting a new unit/new job
• Pressure Measurement
• Disturbing Factor that affect smooth operation
• Clamping
• Injection
• Microprocess controls in moulding
• Standard Functions
• Monitoring Functions
• Control Functions
• Injection moulding pressure conversion table
• Injection moulding clamp force conversion table
• Injection moulding shot weight conversion factors
• Injection moulding shot volume conversion table

INDUSTRIAL METHOD FOR THE MANUFACTURE OF LOW DENSITY POLYETHYLENE

• Flow chart for the manufacture of LDPE
• Mechanism
• Properties
• Physical Properties
• Chemical Properties
• Propagation
• Termination
• Uses

INJECTION MOULDED GOODS

• Introduction
• Product Description and Properties
• ABS
• Filled Polypropylene
• Properties & Applicatin of Filled Polypropylene
• Polypropylene Copolymer
• Uses and Applications
• Manufacturing Process

JELLY FILLED CABLES

• Introduction
• Product Description and Properties
• Uses and Applications
• Manufacturing Process

LINEAR LOW DENSITY POLYETHYLENE DRIP IRRIGATION PIPES

• Need for Plasticulture
• Plasticulture
• Indian Trend-Drip Irrigation
• Recurrent drought and scarce water resource has led to inefficient water use
• Drip Irrigation
• Advantages of Drip Irrigation Systems
• Drip irrigation system includes the Main Line, Submain, Line, Laterals & Emitters/Drippers
• Micro Irrigation
• Benefits
• Status in India
• Objectives of Micro Irrigation System
• Comparison between Conventional Irrigation v/c Micro Irrigation
• Manufacturing Process
• Advantages of using LLDPE
• Business with Plasticulture
• Polyethylene Pipes for Entrepreneurs
• Conslusion

LIGHT WEIGHTING OPTION PET BOTTLES

• Why light weighting of PET bottles
• Savings delivered by light weighting PET bottles
• Options for light weighting of PET bottles
• Weight reduction from neck area
• Closure manufacturer
• CSD thread evolution
• Conversion from PCO  1810 to PCO 1881 neck gives total savings of 1.9 gm per bottle
• Why this change has not happened in Indan maket?
• What is the next cost effective option
• Mineral water thread evolution
• Estimated savings with modified pco 1810
• light weight neck (3,9 gm)
• What is the optimum neck weight for mineral water application
• Comparison of two necks
• Light weighting of pre form by reduction of body weight
• Light weighting of pre  form by reduction of bottom part weight
• Light weighting of PET bottle by reduction in closure weight

BLOW MOULDED PLASTIC CONTAINERS

• Introduction
• Process of Manufacture
• Extrusion Blow Moulding
• Storage of Bottles
• Storage of empty containers
• Transport of Containers
• Plant Economics of Blow Moulded Plastic Containers
• Plant & Machinery
• Process Flow Diagram for Polyethene Bottles
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

HDPE, PVC & CPVC PIPES AND FITTINGS

• Chemical Resistance
• Strength
• Internal Corrosion Resistance
• External Corrosion Resistance
• Freedom from Toxicity Odors, Tasters
• Corrosion Free
• Low Friction Loss
• Low Thermal Conductivity
• Easy installation and low installation cost
• Maintenance free Standard Approved
• Plant Economics of HDPE, PVC & CPVC Pipes and Fittings
• Plant & Machinery
• Process Flow Sheet for The Manufacture of PVC Pipes
• Process Flow Diagram for CPVC Pipes
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

PET BOTTLES USED FOR PACKAGED DRINKING WATER, EDIBLE OILS, ALCOHOLIC BEVERAGES (COUNTRY LIQUOR & IMFL) ETC. (IN CAP: 500ML, 1 LTR, 2 LTRS, 5 LTRS)

• Manufacturing Process of Pet Bottles ( By Single Stage Process)
• Plant Economics of Pet Bottles in Cap: 500ML
• Plant and Machinery
• PET Preform (Assorted Sizes)
• PET Bottles to Market
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

PLASTIC INJECTION MOULDED ITEMS (LIKE BUCKETS, PLASTIC CHAIRS, BATHING TUB)

• Manufacturing Process
• Plasticizing
• Injection
• After-Filling
• Time Cycle
• Process Flow Sheet
• Plant Economics of Injection Moulded Plastic Components
• Plant and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

PLASTIC INJECTION MOULDING, BLOW MOULDED AND PET BOTTLES PRODUCTS

• Manufacturing Process
• Injection Moulding Process
• Plasticizing
• Injection
• After Filling
• Cooling and Mold Release
• Time Cycle
• Injection Moulding
• Blow Moulding Process
• Process of Manufacture
• Extrusion Blow moulding
• Storage of Containers
• Storage of empty containers
• Transport of Containers
• Pet Bottles Manufacturing Process
• Plant Economics of Plastic and Pet Bottles with caps
• Plant & Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

PLASTIC WASTE RECYCLING UNIT 

• Plant Economics
• Plastic Granules from Waste
• Basis
• Manufacturing process flow sheet for Plasti Granules from Plastic Scrap
• Land & Building
• Plant & Machienry
• Other Fixed Assets
• Fixed Capital
• Working Capital Requirement/Month
• Raw Materials
• Salary & Wages/Month
• Utilities and Overheads
• Total Working Capital/Month
• Cost of Project
• Total Capital Investment
• Cost of Production/Annum
• Turn Over/Annum
• Break Even Point (.B.E.P.)
• Resources for Finance

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• Extrusion blow moulding
• Continuous extrusion equipment
• Intermittent extrusion machinery
• Spin trimming
• Injection blow molding
• Injection Stretch blow molding process
• Advantages
• Disadvantages

• Basic Blow Moulding Process
• Extrusion Blow Moulding
• Injection Blow Moulding
• Stretch Blow Moulding
• Injection Stretch Blow Moulding
• Extrusion Stretch Blow Moulding
• Injection blow moulding
• Injection stretch blow moulding  process sequence
• Polymers used for Blow Moulding Process
• Requirements for Blow Moulding Materials
• Process Based Requirements for Material Suitability
• Extrusion blow moulding
• Injection blow moulding/Stretch blow moulding
• Coextrusion blow moulding
• End use criteria for material selection
• Selection of Material for Packaging Application
• End use applications of polypropylene Blow  moulded products
• Mineral water bottles
• Properties of Repol Blow Moulding Grades
• Why polypropylene for blow moulding
• Processing Polypropylene
• Screw and Barrel Design
• Processing Temperatures
• Tooling for Polypropylene
• Moulds
• Deflashing
• Parison Transfer
• Resin Properties
• Additives
• Shrinkage
• process of Blow moulding
• Basic Features of a Typical Mould
• Continuous extrusion machines
• Accumulator head machines
• Co-extrusion and sequential 3-D blow moulding
• Hard component Soft component
• Laydow process
• Movable mould
• Movable die head
• Laydown process
• Parison manipulation process
• 3D Suction process
• Injection blow moulding
• The blow moulding machine important considerations
• Screw and barrel design
• Suction blow moulding process
• Suction blow moulding process
• Suction blow moulding process
• Manifold/adapter design
• Accumulator & continuous extrusion head design
• Die/head tooling design
• Divergent head tooling
• Convergent head tooling
• Parison cutters
• Mould clamping force
• Temperature control
• Auxiliary equipment
• Machine operating conditions
• Quick reference
• Barrel temperatures
• Adapter, head and die temperatures
• Summary of processing recommendations for blow moulding resins
• Accumulator push-out pressures & speeds
• Parison programming
• Mould temperature
• Start up procedures
• Purging and shutdown
• Secondary operations
• Special conditions for injection blow moulding and pressblower (Ossberger) operation
• Injection blow moulding conditions
• Blow Moulding Conditions Ossberger SBE 50 Machine
• Handling of blow moulding resins
• Effects of moisture
• Drying
• Regrind
• Bulk Storage
• Mould design guidance
• General
• Blow up (draw) ratio
• Mould shrinkage allowances and part  dimensions
• Pinch off designs
• Other mould considerations
• Double Dam Pinch off Design
• Troubleshooting guide

• Blow Molding Process
• Mold Sweat
• Internal Air Cooling Systems
• The Blowing  Tools and the Blow Valve blocks
• The Blow Molding Booster
• The blow Air Chiller

• Schematic division of the blow moulding process
• Methodology
• Determination of the Barus number
• Measurements of the temperature distribution on the parison surface
• Registration of the phenomena which occur during the blowing stage
• Investigation results
• Barus effect
• Exampled  of the results for Barus number for individual values of the extrusion nozzle gap G (mm
• Temperature distribution on the parison surface
• registration of the phenomenon which occurs during blowing process

• Background to the Industrial Energy
• Efficiency Accelerator
• Background to the plastic bottle blow moulding sector
• What the sector manufactures
• How the sector  manufactures
• Factors affecting business decisions
• Customer demands
• Flow diagram showing the  main stages of the  extrusion blow moulding process and the major energy demands
• How energy is used in processing
• Extrusion blow moulding
• Flow diagram showing the main stages of the injection stretch blow moulding proces and the major energy demands
• Factors affecting business decisions in the plastic bottle blow moulding sector
• EBM Electricity consumption
• A breakdown of electricity consumption for an extrusion blow moulding machine
• Plastic  Blow Moulding
• Injection stretch blow moulding
• A breakdown of electricity consumption during the blow stage of injection stretch blow moulding
• Impact of bottle weight
• Impact of speed of production
• Equipment idling
• Effect of different bottle weights on energy consumption for extrusion blow  moulding processes
• The relationship between extrusion rate and power consumption of extruder and heater
• Power consumption (kW) of an EBM machine
• Power consumption (kW) of an ISBM machine
• Heat loss
• Thermal image showing heat radiating from a motor
• Operator practice
• Energy management
• Energy consumption of extrusion blow moulding machines for different bottle weights
• Energy consumption of injection stretch blow moulding machines for different bottle weights
• Energy consumption of extrusion blow moulding machines by rate of extrusion
• Opportunities
• Innovation in process control
• Control of granulators (EBM)
• Cost
• Barriers
• Production planning (ISBM)
• Cost
• Barriers
• Innovative equipment
• Induction barrel heating (EBM)
• Cost
• Heating the barrel using induction energy
• Barriers
• Barrel insulation (EMB)
• Barriers
• Infrared lamps (ISBM)
• Barriers
• Next steps
• Work together
• Install smart metering
• Think strategically
• Get support

• Detailed Description
• First Preferred Embodiments of a two stage process
• Side view of a prior art parison
• Side view of a parison incorporating features usable with embodiments of the present method
• Side view of a preform according to a further embodiment of the method
• Side view of a container formed
• Partial side sievational view of a blow moulded PET  container formed from a preform usable with one embodiment of the method
• The steps of formation of a parison usable with another embodiment of the method
• Side view of a die in open position for manufacture of a preform
• The die of in closed position
• Top view of two stage injection, blow mould machine adapted to receive preforma and biaxially orient them into blow containers according to embodiments of the method
• Side section view of a lifting lowering and rotating mechanism for handle covers for use
• Side view of the die
• Alternative side section view of the mechanism
• First and second side section views of a preform adapted for loading into the  machine
• Side section, close up view of the machine of Fig 6.9 showing a preform with handle cover lowered over the handle portion thereof
• Perspective view of the preform of Fig 6.13
• Perspective view of a container blow
• Top view of the mould
• Bottom view of Fig 6.17 with both half moulds in opposed retationship
• Further bottom view showing the preform in the position
• Plan view of a half mould adapted for blowing preforms on the machine
• Section view through the half mould
• Side view of the container blown in the mould from
• Side view of a preform incorporating an enlarged first  nonexpanding region usable with embodiments of method
• Detail side section view of the neck and top handle portion of the  container
• Section view through the mould
• An alternative side view of preform of Fig 6.24
• Side view  of a container blown
• Side view of yet a further alternative embodiment of a preform incorporating a lengthened or enlarged first  non expanding zone and adapted for blowing on the machine
• Perspective view of the preform of Fig 6.24
• Side view of a container blown from the preform of Fig 6.29 on the machine of Fig 6.9
• Perspective view of the container
• Side section view of a container blown in the mould
• Plan view of a half mould for blowing the preform
• Plan view of the half mould
• Detail side section view of the neck and top handle portion of the container
• First perspective view of a container usable with embodiments of the method  particularly adapted to resist high internal pressures
• First side view of the container
• Second side view of the container
• second perspective view of the container
• Plan view of container
• Perspective view of the preform
• Side view of a preform from which the container can be blown
• Perspective view of a container with strap connected handle according to an embodiment of the method
• Side view of a preform from which the container
• Side section view of the resulting container blown from the preform of Fig 6.44
• Side section view of a preform having a multiple integral connection handle according to an embodiment of the method
• Side section view of an alternative embodiment of a container having a multiple integral connection handle
• Side section view of a preform having a multiple integral connection handle according to a further embodiment of the method
• Perspective view of the preform of Fig 6.48
• Side section view of a preform having a multiple integral connection handle according to a further embodiment of the method
• Perspective view of a container blow of a container blown from the preform
• Top view of the container of Fig 6.50
• Side view of a preform utilised as stock in a stretch blow moulding machine according to an  embodiment of the method
• Bottom view of the container of fig 6.50
• Side view of a container produced from the stretch blow moulding machine according to a first embodiment of the method
• Plan view of a stretch blow moulding machine  according to a first embodiment of the method
• Side view of the assembly of Fig 6.56 passing through a heating phase on machine
• Side view of the preform of Fig 6.53 being loaded onto a transport mandrel having a nesting shield for transport through  the  machine of Fig 6.55
• Side view of the assembly of Fig. 6.56 being aligned prior to entry into a die on machine of Fig 6.3
• Side view of the assembly of Fig 6.56 in an initial position within a die on the machine
• Perspective view of the shield of the assembly of Fig 6.56
• Perspective view of a 16 cavity preform mould suitable for injection moulding preforms in a first stage of a modified two stage process
• Side view of the assembly of Fig. 6.56 in a blow moulding position within the die of Fig 6.59
• Perspective view of a preform produced by the mould
• End view of the mould of fig 6.62 in substantially open position
• Side view, partially cut away of the mould of Fig 6.62
• End view of the mould of Fig 6.62 in substantially closed position
• Partially cut away view of the mould of Fig 6.62
• Partially cut away view of the mould of Fig  6.62 in substantially open condition
• Schematic plan view of a stretch blow moulding machine of a two stage process
• Detail of injector nozzles of the preform unit of Fig 6.62
• An end view of the mould of Fig 6.62 showing a preform injection operation,
• The injector nozzle arrangement of in a shut off condition
• Perspective detail view of a preform handle orienting apparatus
• Sectioned view of an oriented preform attached to a mandrel of the preheating stage transport system with the preform handle  located in a heat shield.
• Perspective view of an indexing table for transferring oriented  preforms to the mandrels of preheating stage transport system
• Enlarged sectioned side view of the preform and heat  shield arrangement
• Preferred arrangement of a bank of heater elements arranged  for preheating a preform according to the present method
• Orientation
• Description
• Detailed Description of Methods of Manufacture Incorporating Modified  Two stage stretch blow moulding Machines
• Container Resistant to Internal Pressures
• Tag Connected Handle
• Second Preferred Embodiments of Modified two stage process
• First Preferred Embodiment of a Second Stage of a Two Stage Process
• Handle Orientation
• Transfer to Transport System and heating Stage
• Heating Stage
• Rotation Through Heat Conditioning
• Blow Moulding

• The four main stages of the rotational moulding process
• The Rotational Moulding Process
• Clamping of mould
• Top of mould is attached and clamped
• Operator begins charging mould
• Securing clamp
• Arm with mould & Rotolog moving into oven
• Powder  pouring into mould
• Overview of Rotational Blow Moulding
• Arm begins to rotate as oven doors close
• Mould in demoulding bay being rotated into a convenient orientation to assist demoulding
• Lid removal using a crane
• Tank mould in cooler
• Removal of mould in insert holder
• Final part removal from mould
• Moulding ready for finishing operations
• PVC protector for sports helmet
• Polyurethane rotomoulded head
• Special Nature of Rotational Blow Moulding
• Stages during oven heating
• Advantages of Rotational Blow moulding
• Rotomoulded parts with & without bubbles
• Decorative lamp shades
• Disadvantages of Rotational Blow Moulding

• Sheet metal mould for a vertical tank
• Mould Materials
• Sheet steel
• Properties of common mould mateials
• Cast aluminium mould
• Aluminium
• Electroformed Nickel
• Electroplated nickel mould of mannequin head
• Comparison Between Mould Materials
• Mould Design
• mould Frame
• Moulded-in Inserts
• Multiple moulds on frame
• Moulded in Handles
• Temporary inserts
• Typical brass inserts
• Moulded in handle
• Movable Cores
• Threads
• Large mould with movable core to aid demoulding
• Movable core detail
• Mould Venting
• Thread detail improved through mold in Graphic Systems@Surface Enhancer
• Mould Surface Finish
• Highly polished mould
• Movable mould showing central vent
• Mould Release
• Mould Preparation for Release Agent
• Reactive Systems
• Disiloxanes
• Conventional Systems
• Permanent Systems
• Black teflon coated mould
• Hybrid Systems

• Types of Rotational Blow Moulding Machines
• Carousel Machines
• Fixed arm turret machine
• Independent arm carousel machine
• Two station shuttle machine
• Two station shuttle machine with cooler bay doors
• Shuttle Machines
• Clamshell Machines
• Clamshell machine open
• Clamshell machines in series
• Clamshell mechine closed
• Rock and Roll Machines
• Other Types of Machines
• Open flame rock and roll machine
• Rocking oven machine
• Rocking oven machines in series
• Mould opened on direct electrical heating machine
• Direct electrical heating machine
• Slip rings
• Leonardo automatic rotomoulding machine
• Mould Swing
• A typical drop arm
• Typical straight arm
• Mould swing diameters
• Mould Speed
• Speed Ratio
• Recommended speed ratios for various mould shapes
• Oven Air Flow Amplification
• Example of a Venturi (air mover)
• Cooling
• The Venturi principle
• Developments in Machine Control
• Internal Air Temperature Measurement in Rotational Moulding
• Typical temperature traces for a rotational moulding cycle
• Bubble formation and removal in rotational moulding
• The Rotolog process control system
• Monitoring Pressure Inside a Mould
• Pressure and temperature monitoring system on a rock and roll or rocking oven machine
• Pressure  and temperature monitoring system using gas line on moulding machine
• Measurement of temperature and pressure in  Rotating Mould

• Typical  Characteristics of Rotationally Moulded Plastics
• Material Used in Rotational Moulding
• Polyethylene
• Typical usage of plastics in North American rotational moulding industry
• Rotomouldability of plastics
• Property changes with increasing melt index
• Density ranges of polyethylene
• Low Density Polyethylene (LDPE)
• High Density Polyethylene (HDPE)
• Typical chain branching in LDPE
• Low levels of chain branching typical of HDPE and MDPE
• Branching typical of LLDPE
• Medium Density Polyethylene (MDPE)
• Linear Low Density Polyethylene
• Property changes with increasing polyethylene density
• Metallocene Polyethylene
• Ethylene Vinyl Acetate (EVA)
• Ethylene Butyl Acrylate (EBA)
• Polypropylene (PP)
• Polyamides (Nylone)
• EVA traffic bollard
• Nylon 6
• Nylon 11 and Nylon 12
• Reaction Injection Moulding (RIM) Nylon
• Amorphous Materials
• Polyvinyl Chloride (PVC)
• Fluoropolymers
• Nylon roto lined pipe
• Other Plastics
• Additives Used in Rotational Moulding Materials
• PVC exercise/fitness device
• Rotomoulded polycarbonate part
• Fillers
• Plasticisers
• Calcium carbonate filler
• Lubricants
• Stabilisers
• Anti Oxidants
• Ultraviolet Stabilisers
• Flame Retardants
• Crosslinking Agents
• Foaming Agents
• Polyurethane foam filled trolley
• Drop box on mould
• Pigments
• Drop box on mould, open showing valve position
• Foam PE door panel
• Powders for Rotational Moulding-Grinding or Pulverising
• Powder pigments
• Stages in the grinding of powders for rotational moulding
• Hopper containing granules
• Granule feed system
• Typical grinding mill for polyethylene
• Vertical mill grinding head
• Typical vertical mill grinding plates for plastic powders
• Typical horizontal grinding plates for rotational moulding powders
• Horizontal grinding head
• Side view of cutting plates with different numbers of teeth
• Grinding plate
• Particle Size Distribution
• ASTM E-11 US sieve sizes
• Typical sieve shaker used for rotational moulding powders
• Typical particle size distributions for polyethylene used in rotational moulding
• Dry Flow
• Equipment required for dry flow and bulk density analysis
• Bulk density
• Factors Affecting Powder Quality
• Dry flow and bulk density apparatus
• Variation of dry flow rate with bulk density for rotomoulding powders
• Gap Size
• Number of Mill Teeth
• Grinding Temperature
• Effect of grinding temperature on bulk  density and dry flow rate
• Effect of grinding temperature on particle shape
• Micropelletising
• Colouring of Plastics for  Rotational Moulding
• Types of Pigments
• Typical tumble/dry blender
• Typical high speed blender
• Blender barrel
• Blender blades
• Compounding line
• Types of pigment

• Wall Thickness Distribution
• Cross section showing greater thickness in  corner of rotomoulded part
• Typical wall thickness ranges for  rotationally moulded plastics
• Tank with shielding on lid
• Shrinkage
• Dial gauge and microscope attachment for determining shrinkage
• Shrinkage Guidelines
• Linear shrinkage values for rotationally moulded polymers
• Control of Shrinkage
• Effect of Release Point on  Shrinkage
• Effect of release temperature on  shrinkage of rotationally moulded polyethylene with  different typies of pigment
• Other Factors Affecting Shrinkage
• Release Temperature
• Natural PE
• Warpage
• Typical warpage values for  rotationally moulded plastics
• Control of Warpage
• Warpage as a function of cooling method and mould material
• Warpage
• Distance along moulding
• Effect of internal cooling on the structure of a rotationally moulded plastic part

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

• Plant  and Machinery
• Fixed Capital
• Raw Materials
• Total Working Capital/Month
• Total Capital Investment
• Turn Over/Annum

The post COMPLETE HAND BOOK OF BLOW MOULDING PLASTICS TECHNOLOGY WITH PROJECT PROFILES (Extrusion Blow Moulding, Stretch Blow Moulding, Injection Blow Moulding, Plastic Bottles Blow Moulding, PET Blow Moulding and Rotational Blow Moulding) appeared first on EIRI - eBooks and Project Reports.

INJECTION MOULDING

The Material Hopper
The Barrel/Cylinder heating system
The Barrel/Cylinder and Screw
Adhesion
Abrasion
Corrosion
Datamination
The Screw Drive System
The Stationery Platen
The Mould
The Moving Planten and Tie Rods
The Clamping Unit
To Close and open the mould
To eject the parts
To keep the mould closed during the injection cycle
Check these item for  trouble moulds
General check list for new moulds
Machine
Mould Design
General
Mould Analysis Software
Co-ordinate Measuring Machines
Benefit to Processors
Granulator Check List
Metal Separators
Geneal Performance Data

SETTING UP MOULD AND MACHINE

Moulding Set up Time
Check list for Start up
Processing  Some Initial Consideration
Number of Shots/Cycle Time
Plasticizing Capacity/Rate
Clamp Tonnage
Mouldability Features
Part Removal
The Sprue
Runner System
Cold Slug Well
Gate Location
Gate Size
Cores
Vents
Undercuts
Melt Rheology
Purging
Set Clamp Cycle
Clamp Data
Pressure, Feed, Speeds
Timers in Sec.
Temp, Cylinder, Nozzle & Nozzle Valve
First Shot
Mould Mounting Data
Mould Placement
Removal
Water Data
Temp Cavity Position
Temp. Core Position
Mics. Columns as needed
Estimating Cooling time during injection moulding
Setting up a Moulding shop
Accessories for the injection unit
Hygroscopic Plastics
Operations and Controls in Injection Moulding

EFFECT OF PROCESSING ON MECHANICAL PROPERTIES

Molecular Orientation
Residual Stresses
Melt  Elasticity
Melt Fracture
Weld Lines
Accurate Dimensions
Cooling Rate
Weigh Feeding and Blending
Feeders
Weigh Blenders
Controls
Processes Control Method in Injection Moulding
Factors that Affect Reproductive  Behaviour of Injection Moulding Machne
In Line Injection Compression Equipment

MOULD FLOW

What is Mouldflow
How Mouldflow can help Part Designers, Mould Maker & Processor
How mouldflow can help Mould Designer
How Mouldflow can help a Processor
How to improve Quality & Productivity using Mouldflow
Hydraulic System Noise Suppression
The main causes of noise are
Some suggestions for Noise Reduction
Injection Moulding Section
Estimating Cooling Time
How Cooling Affects the Cycle Time
How Wall thickness impacts
Cooling Time
Cooling Channel Diameter and Placement
How Turbulent is Enough
Energy Consumption in Injection Moulding
Injection Moulding Control System
Mechanical Properties
Dimensional Accuracy
Surface Quality
Basic Methods for control are
Temperature Controls
Pressure Measurement
Disturbing Factor that affect smooth operation are
Clamping
Injection
Micro Process Controls in Moulding
Standard Functions
Monitoring Functions
Control Functions
Note

COMPUTER  CONTROLLED AUTOMATIC  INJECTION MOULDING MACHINE

Clamping Side
Injection Side
Machine Maintenance
Make Sure the Oil is Clean
Examine Control  Cabinet Fitters
Check Water Quality
Pay Attention to Toggle Link Lubrication
Monitor Machine levelling
Beware to How you square
Inspect Heater Bands
Watch safeties
Stop Look, Listen
Mould Placement
Purging
Mould Removal from
Press Moulding Machine
Mould Steels
Plastic Mould Steels requirements
New Mould Materials (Alloys and Powder Metals)
Two component Injection Moulding (Sandwich Moulding)
Back Pressure
Injection Technique

MAINTENANCE OF INJECTION MOULDING MACHINE

Daily Maintenance
Daily Maintenance
Monthly maintenance
Inspection at Three month intervals
Inspection at six month intervals
Annual inspection
Daily Maintenance Attention
Piping installation
Controls of Hydraulic and Lubricating Oils
Trouble Shooting of Hydraulic Circuit
Problems and Possible causes
Noisy Pumps
Low or erractic pressure
No Pressure
Actuator fails to move
Slow to erratic operating
Erratic Feed Rates
Overheating of System
Excessive slippage or internal leakage
Machine Maintenance in General
Pressure gauges and pyrometers
Hydraulic Oil
Fitters
Coolers (heat exchangers)
Oil leaks
Troubleshooting of a hydraulic circuit
Brief mould Design Check List
Press
Moulding
Tool
A checklist Mould Visa-Vis Machine
Check these items for trouble free moulds
Mould making using  computer integrated manufacturing (CIM)
CAD for Part Designing
Maintenance and Care of Moulds
Serving
Repairs Most Common

CAE AND CAD TECHNOLOGY IN MOULDS MAKING

What is CAE
Flow Analysis
Cooling Analysis
Structural Analysis
Usage of CAE
User Specified Values
Is it not an expensive showpiece ?
Computer Aided Design and Computer Aided Manufacturing
2D System
3D Interactive graphics system
Solid Modellers
CAM Computer Aided Manufacturing
How Does the Mould design software Expedite the work
How does CAM Software Work
Assembly and Testing of Mould

INJECTION  MOULDING  PROCESS

Machine  Ratings
Influence of Mateial Properties on the Moulding
Nozzle
Runners and Gates
Mould
Product Design for Injection Moulding
Coloured Moulding
Moulding Problems
Finishing and Regrinding
Purging
Process Control
Computer Integrated Injection Moulding
Microprocessor Control Systems
Computerised process Simulation of 1M

SPECIALISED INJECTION MOULDING PROCESS

Co-Injection Moulding
Two Colour Moulding
Gas Injection Moulding (GIM)
Advantages and Disadvantages
Basic Processes and Procedures
Disadvantages
Processes
Procedures
Moulding Aspects
Shrinkage
Multi Live Moulding
Counterflow Moulding
Oscillatory Moulding for Optical Disks
Reaction Injection Moulding
Mould
Process Controls
Liquid Injection Moulding
Structural Foam Moulding (SFM)
Performance
Plastic Materials
Characteristics of foam
Design Analysis
Blowing Agents
Methods of Processing  structural Foam (SF) with  Chemical Blowing Agents (CBA)
Low pressure foam
High pressure foam
Processing  SF with Gas  blowing Agent
Tooling
Startup for Moulding
Tandom Processing  Systems
Tandem Moulding  Machines
Operational sequence
Coining
Injection Blow Moulding (IBM)
Injection Moulding with Rotation
DIP Injection Blow Moulding
Materials
Metal Injection Moulding (MIM)
Ceramic Injection Moulding
Fusible and Soluble
Core Moulding
Vacuum Moulding

TROUBLESHOOTING IN INJECTION MOULDING

Problem of Short Shots
Problem of Flashing
Problems of Bubbles and Voids
Problem of Brittleness of Component
Problem  of Discoloration
Problem of silver streaks
Problem of Nozzle Drooling and Foaming
Problem of Scorching
Problem of Sprue Sticking
Problem of Surface Lamination
Problem of Parts Sticking of the Muld
Problem of Surface Waviness (Pits, Orange peel, Wrinkles)
Problem of Warping
Problem of Weld Lines
Problem of Dimensional  Variation
Problem of Jetting
Problem of Gate Smear
Technological Solutions for Total Quality in Injection Moulding of Plastics
Machine
Mould
Material
Man
Quality Related Problems
Problems of Moulding
Perfect Mouldability

INJECTION MOULDING OF THERMOSETS

Introduction
Process Operations
Process and Design Considerations
Materials
Process Effects on Design
Injection compression Moulding
Part Design Consideration
Cold Runner Moulding
Injection Moulding Reinforced Polyesters
Injection Moulding Presses
Temperature Control

INJECTION MOULDING  MACHINE

Co-Injection Moulding
Process
Equipment
Reaction Injection
Moulding (RIM) Low Pressures
Low Temperature
Liquid Intermediates
Equipments
Material Conditioning System
Matering System
Mixing head
Mould Carrier
Tooling

DESIGN FOR INJECTION MOULDS

Introduction
Mould Design Features
Two Plate Mould
Three plate Mould
Hot Runner Moulds
Insulated Runner Moulds
Runners
Gates
Venting
Parting Line
Ejection
Ejector Mechanisms
Ejector Sleeve
Stripper Ring
Stripper Plates
Vent Pins
Cam Actions
Early Ejector Hetum Unit
Mould Cooling
Standard Equipment
Standard Mould Bases
Standard Cavity Inserts

DESIGNING MOULDS  FOR THERMOSET PROCESSING

Introduction
Method of Moulding
Transfer Moulds
Injection Moulding of Thermosets
Injection Compression Moulding of Thermosets
Runner and Gate Design
Vents
General Mould Design
Considerations

INJECTION MOULDED PLASTIC COMPONENTS

Introduction
Manufacturing Process
Plasticizing
Process Flow Sheet
Plant Economics of Injection Moulded Plastic Components
Rated Plant Capacity
Land and building
Plant and Machinery
Fixed Capital
Raw Materials
Total working capital/month
Total Capital Investment
Turn Over/Annum
profit Sales Ratio
Rate of Return
Break Even Point

PLASTIC MOULDED TOYS

Introduction
Process of Manufacture
Injection Moulding Process in Detail
Plasticizing
Injection
After filling
Process flow sheet
Plant Economics of Plastic Mould Toys
Rated Plant Capacity
Land and building
Plant and Machinery
Fixed Capital
Raw Materials
Total working capital/month
Total Capital Investment
Turn Over/Annum
profit Sales Ratio
Rate of Return
Break Even Point

PLASTIC INJECTION MOULDING PRODUCTS

Process of Manufactures
Plant Economics of Plastic Injection Moulding
Rated Plant Capacity
Land and building
Plant and Machinery
Fixed Capital
Raw Materials
Total working capital/month
Total Capital Investment
Turn Over/Annum
profit Sales Ratio
Rate of Return
Break Even Point

PLASTIC INJECTION MOULDING ITEMS (LIKE BUCKET, PLASTIC CHAIRS, BATHING TUB)

Manufacturing Process
Plasticizing
process Flow Sheet
Plant  Economics of Plastic Injection Moulding
Rated Plant Capacity
Land and building
Plant and Machinery
Fixed Capital
Raw Materials
Total working capital/month
Total Capital Investment
Turn Over/Annum
profit Sales Ratio
Rate of Return
Break Even Point

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The post Injection Moulding of Plastics (Hand Book) appeared first on EIRI - eBooks and Project Reports.