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मराठी In the production process, since PVC is a kind of heat sensitive material, even if heat stabilizer is added, it can only increase the decomposition temperature and prolong the stable time without decomposition, which requires strict control of PVC molding temperature. Especially for RPVC, since its ......
View DetailsPVC pipe, PE pipe production process of surface pitting may be due to impurities in the molten material, the caliber of water flow is not appropriate or the water contains impurities and other reasons.
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