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National Advisory Service Hotline: 400-6700-720 / 020-38937005

Common problems and countermeasures
1
Extrusion Overview

Extrusion molding is a method in which high-molecular materials are heated and pressurized in an extrusion molding machine to make plastics flow through a die in a flowing state.

Extruder schematic

2
Analysis of common problems
common problem cause Solution
Pull marks Mainly because the mold is not polished Increase the smoothness of the cavity
Turn yellow The mold temperature is too high, or the screw speed is too fast, which causes a large amount of shear heat to decompose the material. Lower the mold temperature
Pock Mold temperature is too low or there are insoluble impurities in the material Increase mold temperature, or change raw materials

Working with Plastic Engine

You will get more mature professional engineering plastics supply services. We put customers first, and also actively challenge, and strive to present the best service quality to our customers.

Engineering Plastics Hotline:

400-6700-720
020-38937005

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