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UV stands for ultraviolet light. Sunlight and UV lamps emit UV light. UV light generally degrades all plastics. PVC is one of the most resistant, however, over time, PVC plastic tubes will change color and become brittle. If you are...
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The vertical, V2, V1 and V0 ratings indicate that the material was tested in a vertical position and self-extinguished within a specified time after the ignition source was removed. V-2: burning stops in 30 seconds on a vertical specimen; flaming...
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High-density polyethylene (HDPE) or high-density polyethylene (HDPE) is a thermoplastic polymer produced from the monomer ethylene. It is sometimes called "alkathene" or "polyethylene" when used for HDPE pipes. With a high strength-to-density ratio, HDPE is used in the production of...
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