Product is used during resin infusion in composites product formation. They are used to establish consistent vacuum throughout the mold evenly. This is used as it maintains vacuum throughout the mold even at the full vacuum as it is capable of withstanding negative pressure without collapsing

1. Product is used during resin infusion in composites product formation. They are used to establish consistent vacuum throughout the mold evenly. This is used as it maintains vacuum throughout the mold even at the full vacuum as it is capable of withstanding negative pressure without collapsing.