3, PVC hard materials and plates

          Stabilizers, lubricants, and fillers are added to PVC. After mixing, extruders can be used to extrude hard tubes, shaped tubes, and corrugated tubes of various diameters. They are used as sewage pipes, drinking water pipes, wire bushings, or stair railings. . The hot rolled sheet is superposed and hot-pressed to produce hard sheets of various thicknesses. The board can be cut into the desired shape and then welded to various chemically resistant tanks, ducts and containers using hot air from a PVC electrode.

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