注塑培训吹塑成型指导e.docVIP

下载本文档

9
0
约7.35万字
约 10页
2017-12-13 发布于江西
举报
版权申诉

注塑培训吹塑成型指导e.doc

1、有哪些信誉好的足球投注网站（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。。
2、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击这里二次下载。
3、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。
4、该文档为VIP文档，如果想要下载，成为VIP会员后，下载免费。
5、成为VIP后，下载本文档将扣除1次下载权益。下载后，不支持退款、换文档。如有疑问请联系我们。
6、成为VIP后，您将拥有八大权益，权益包括：VIP文档下载权益、阅读免打扰、文档格式转换、高级专利检索、专属身份标志、高级客服、多端互通、版权登记。
7、VIP文档为合作方或网友上传，每下载1次，网站将根据用户上传文档的质量评分、类型等，对文档贡献者给予高额补贴、流量扶持。如果你也想贡献VIP文档。上传文档

注塑培训吹塑成型指导e

® DuPont Engineering Polymers Blow Moulding Processing Manual Start with DuPont Engineering Polymers ® DuPont registered trademark Blow moulding processing manual Table of contents 1 DuPont resins for blow moulding 3 1.1 Why blow mould engineering resins 3 1.2 ZYTEL ® nylon resins for blow moulding 3 1.3 HYTREL ® and CRASTIN ® polyester resins for blow moulding 4 2 Description of blow moulding processes 7 2.1 General 7 2.2 Continuous extrusion machines 7 2.3 Accumulator head machines 7 2.4 Co-extrusion and sequential 3-D blow moulding 7 2.5 Injection blow moulding 9 3 The blow moulding machine - Important considerations 11 3.1 Screw and barrel design 11 3.2 Manifold/adapter design 11 3.3 Accumulator and continuous extrusion head design 12 3.4 Die/head tooling design 12 3.5 Parison cutters 13 3.6 Mould clamping force 13 3.7 Temperature control 13 3.8 Auxiliary equipment 13 4 Machine operating conditions 15 4.1 Quick reference - Processing conditions 15 4.2 Barrel temperatures 15 4.3 Adapter, head and die temperature 16 4.4 Accumulator push-out pressures and speeds 16 4.5 Parison programming 16 4.6 Mould temperature 17 4.7 Start-up procedures 17 4.8 Purging and shutdown 17 4.9 Secondary operations: trimming, welding 18 4.10 Special conditions for injection blow moulding and Pressblower operation 19 5 Handling of blow moulding resins 21 5.1 Effects of moisture 21 5.2 Drying 22 5.3 Regrind 22 5.4 Bulk storage 23 6 Mould design guidance 25 6.1 General 25 6.2 Materials of construction 25 6.3 Blow-up (draw) ratio 25 6.4 Mould shrinkage allowances and part dimensions 25 6.5 Pinch-off designs 25 6.6 Other mould considerations 26 7 Troubleshooting guide 27 1 1 1.1 DuPont resins for blow moulding Why blow mould engineering resins? ® ZYTEL blow moulding resins ® ZYTEL BM7300THS Unreinf