The 4x8 pvc foam board is yellowish translucent and shiny. Transparency is better than polyethylene and polypropylene, but worse than polystyrene. Depending on the amount of additives, it can be divided into soft and hard polyvinyl chloride. Soft products are flexible and tough, and feel sticky. The hardness of hard products is higher than that of low-density polyethylene. When it is lower than polypropylene, whitening will occur at the inflection. PVC boards are classified into quality grades. PVC boards are extruded and non-foamed. The qua
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