pvc crust foam board meaning
It is a kind of PVC low foam board. It is produced by Celuka method. Taking PVC as the main raw material, combined with stabilizers, lubricants, foaming agents, fillers, cell regulators, impact modifiers, etc., in the forming stage, it has a large surface density, high hardness, and a small intermediate density through vacuum setting The cross-sectional structure of relatively low hardness, the surface of the plate is like a layer of hard skin, so it is called a crust foam board.
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