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Question:

What impact does the extruder vacuum pump open or close on the extrusion product?

What impact does the extruder vacuum pump open or close on the extrusion product?

Answer:

If the vacuum pump does not open, it may cause bubbles in the extruded product.
If the vacuum pump is opened, the air in the extruded product will be removed and the product material will be more closely packed.
If the vacuum pump is opened, the air in the extruded product will be removed and the product material will be more closely packed. If the vacuum pump does not open, it may cause bubbles in the extruded product.

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