According to the causes of bubbles, the solutions are as follows:

1) When the wall thickness of the product is large, the cooling speed of the outer surface is faster than that of the center part. Therefore, with the cooling process, the resin in the center part shrinks and expands to ... Read more

The main reasons for insufficient filling are as follows:

1) insufficient resin capacity.

2) insufficient pressure in the cavity.

3) resin fluidity is insufficient.

4) poor exhaust effect.

As an improvement measure, we can start from the following aspects ... Read more