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- 2020-09-28Methods and techniques for solving the difficult problem of
Die biting phenomenon is also known as die discharge, die penetration, fouling, is a common problem in the extrusion process. This kind of failure can cause many kinds of product defects, such as the surface material shortage of extrusion p ...
- 2020-09-28Causes and solutions of dents in plastic moulds
Causes of dents in plastic products: shrinkage depression caused by cooling and hardening of plastics mainly occurs in thick wall position, ribs, casing, back of nut insert, etc. First, equipment (1) Insufficient supply. The screw or plunge ...
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