六大問題
Six issuescontact us
TEL:86-0769-88893101
FAX:86-0769-88126892
ADD:Wufang Industrial Zone, Xiansha, Gaobu Town, Dongguan City, Guangdong Province
1. Product bubbles
A. Causes:
Rubber molding is a chemical change, and gas will be generated during the molding process. If it is not discharged in time, bubbles will form.
B. Countermeasures:
① Product structure design to minimize sharp corners
② Mold structure, easy to trap air to increase parting surface
③ Increase the number of exhausts and use a vacuum flat vulcanizer
④ Swing method, mold temperature
⑤ Recipe improvement
2. Product perforation
A. Causes:
The product is short of glue, there are impurities in the rubber material, the mold is dirty, and the mold is broken.
B. Countermeasures:
① Refer to the twelfth point of lack of glue
② Increase the filtration of rubber materials, on-site 5S management
③ Regularly clean the mold
④ Train personnel and do the first inspection