Learning

Causes and solutions for bubbles and voids in transparent plastic injection molding

Causes and solutions for bubbles and voids in transparent plastic injection molding

(1) The melt temperature is too high. The molding temperature should be appropriately lowered.

(2) The injection pressure is too low. Should be properly improved.

(3) The boost time is too short. Should be extended appropriately.

(4) The holding time is too short. Should be extended appropriately.

(5) The mold temperature is too low. Should be properly improved.

(6) The raw material is poorly dried. Pre-drying should be carried out and the drying temperature should be increased and the drying time should be extended.

(7) There are obstructions in the flow channel. It should be completely removed.

(8) The cooling time of the product in the mold is too long. Should be properly shortened, it is best to put the demoulded product in hot water Slowly in the bath.

0 Comments
Leave a Comment
Your email address will not be published. Required fields are marked *
Submit Comment
Contact Us Now
Injection Molding Machine, China Injection Molding Machine, Plastic Injection Machine Manufacturer | Chuangji Injection Machine
Simen Industrial Zone, Yuyao City, Zhejiang Province, China
You can trust us
We are a professional Manufacturer in China, and we are constantly innovating so that our customers can have better products and services.
© 2020 CHUANGJI MACHINERY    RELATED ARTICLES        SiteMap.html    SiteMap.xml
Marketing Support by Globalsir
Enter your inquiry details, We will reply you in 24 hours.
Name can't be empty
E-mail can't be empty
Company can't be empty
Phone can't be empty
Products can't be empty
Message can't be empty
Verification code error
code
Refill