Contents 1
Part 1 Texts 1
Chapter Ⅰ Polymer Chemistry Physics 1
Lesson 1 What are Polymers? 1
Reading Materials 2
Head to Head Polymers 5
Reading Materials 5
Lesson 2 Polymer Chemistry 12
Reading Materials 15
Uniform Polymers 15
Lesson 3 Polymer Structure and Physical Properties 21
Reading Materials 31
High-functional and High-performance Fabrics 31
Lesson 4 The Others Properties of Polymers 36
Reading Materials 39
Polymer Dissolution Behavior 39
Chapter Ⅱ Molding Machine 48
Lesson 1 Injection Molding Machines and Selection Resin 48
Reading Materials 51
Components of Injection molding machine 51
Lesson 2 The Reciprocating Screw 58
Clamping Mechanism of Injection Molding Machine 62
Reading Materials 62
Lesson 3 Extrusion Blow Molding Machine 66
Extruders for Extrusion Blow Molding Machines 69
Reading Materials 69
Chapter Ⅲ Mold 76
Lesson 1 The Introduction of Molds 76
Reading Materials 80
Hot Runner Systems 80
Lesson 2 Injection Molds 87
Gates for Injection Molding 93
Reading Materials 93
Lesson 3 Understanding the Basics of the Injection Mold(Ⅰ) 100
Reading Materials 104
Understanding the Basics of the Injection Mold(Ⅱ) 104
Lesson 4 Mold Material 109
Reading Materials 112
Selection of the steel 112
Lesson 5 Mold Manufacturing and Machining Processes 119
Hobbing 123
Reading Materials 123
Appended Figures Examples of Injection Mold Designs 128
Chapter Ⅳ Processing 134
Lesson 1 Polymer Processing 134
Reading Materials 137
Polymer Processing:Historical Survey 137
Lesson 2 Injection Molding 142
Reading Materials 145
Blow Molding 145
Lesson 3 Gas-Assisted Injection Molding 149
Reading Materials 152
Advantages and Disadvantages of the GAIM Process 152
Lesson 4 Extrusion Molding 158
Reading Materials 161
Rotational Molding 161
Lesson 5 Plastic Foam Molding 167
Reading Materials 171
Other Processing Methods 171
Chapter Ⅴ Computer-Aided Design of Products and Molds 176
Lesson 1 The computer in Die Design 176
Reading Materials 179
Mold Making Using CIM 179
Lesson 2 CAD/CAM 185
Reading Materials 189
Machining Operations 189
Lesson 3 CAE 196
Reading Materials 202
Methods of Calculation in CAE for Polymer Processing 202
Lesson 4 Integration of Computing Programs 208
Reading Materialsl 214
Generating the Simulation Model 214
Surface Mesh Generation 217
Face Clustering of a Large-scale CAD Model for 217
Lesson 5 CAE Exampies of C-MOLD 220
Part 2 Glossary 230
Part 3 Technics in Translation 344
Appendix 359
Appendix 1 The English Abbreviations of useful Macromolecuar Materials 359
Appendix 2 The Journals of Polymer Engineering 363
References 366