If the plastic is disturbed by the gas during the filling process, then the surface of the plastic shell will have silver stripes, tiny bubbles or bubbles formed in the wall of the plastic shell. The main sources of these gases are: the raw materials cont
If the plastic is disturbed by the gas during the filling process, then the surface of the plastic shell will have silver stripes, tiny bubbles or bubbles formed in the wall of the plastic shell. The main sources of these gases are: the raw materials cont
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