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Is pvc graded?

May 29, 2024, 11:58 AM
TDDchem.com
6292
There must be different grades of PVC. The PVC sheet is extruded and non-foamed. The quality grades are Grade A, Grade B and Grade C. Grade A PVC sheet with a specific gravity of 1.5, new material The specific gravity of Grade B PVC sheet is 1.6, and the new material is added with appropriate amount of filler. Grade C PVC sheet has a specific gravity of 1.6, which is high-quality recycled material.