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Loading...Training in Injection Molding
A Text- and Workbook 2nd Edition
Michaeli , Greif / Kretzschmar , Ehrig
Contents
Introduction Injection Molding-An Ideal Manufacturing Method 1
Lesson 1 Basic Principles of Plastics 5
1.1 Classification and Identification of Polymeric Materials (Plastics
and Elastomers)
1.2 Deformation Characteristics of Plastics
1.3 Molding Compounds and Shaping Methods
1.4 Plastics Melts
Review Questions
Lesson 2 The Injection Molding Machine 19
2.1 Classification of Injection Molding Machines . .
2.2 Structural Units of Injection Molding Machines
2.3 Special Injection Molding Processes
Review Questions
Lesson 3 The Plasticating and Injection Unit 31
3.1 Tasks of the Plasticating and Injection Unit
3.2 Plasticating
3.3 Injection
Review Questions
Lesson 4 The Mold 41
4.1 Tasks and Modes of Operation
4.2 Gating and Runner System . .
4.3 Cavity
4.4 Heating/Cooling Systems . . .
4.5 Ejection System
Review Questions
Lesson 5 The Clamping Unit 55
5.1 Function and Structure . . .
5.2 Mechanical Clamping Units
5.3 Hydraulic Clamping Units.
Review Questions
Lesson 6 Drive System and Controls 63
6.1 Drive System
6.2 Controls . . .
Review Questions
Lesson 7 The Injection Molding Process 69
7.1 Phases of an Injection Molding Cycle
7.2 Start
7.3 Injection Phase
7.4 Holding Pressure Phase
7.5 Cooling Phase
7.6 Feed Phase
7.7 Removal from the Mold
Review Questions
Lesson 8 Mold Design 87
8.1 Tasks and Specifications of Injection Molding Tools
8.2 The Designer’s Tasks
8.3 Mold Layout
Review Questions
Lesson 9 Quality Assurance in Injection Molding 99
9.1 Quality
9.2 Quality Assurance
9.3 Quality Management
9.4 Integrated Management Systems
Review Questions
Lesson 10 Recycling of Plastics Waste 111
10.1 Reutilization of Plasties
10.2 Recycling of Production Waste
10.3 Recycling of Industrial and Domestic Plastics Waste
Review Questions
Appendix I The Modem Injection Molding Company
1.1 Structure of an Injection Molding Company
1.2 Order Processing Organization within an Injection Molding Company .
1.3 Specifications for Injection Molding Companies
Occupational Safety Around Injection Molding Machines
II.1 European Regulations
II.2 U.S. Regulations
Selected Literature
Appendix II 125
Appendix III 135
Appendix IV Glossary of Injection Molding Technology 139
Answers to Review Questions 149
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