When silicone mold production process in the case of bubbles, we generally use the following method:
1, improving the design of the flying side slot and exhaust system
2, increasing the pressure of the press
3, reduce the amount of release agent, and uniform spraying
4, material control water
5, can try to add some of the bubble
6, the use of cold runner.
7, vacuum pumping gas, the mold can increase the exhaust operation.
Above is about silica gel mold making process has the bubble solution, if has the question, may at any time online contact or the telephone consultation us. We will try our best to answer your questions.