مصنع بالجملة في الصين سعر رخيصة 1.0 مم من البولي بروبيلين PP الصفائح الصلبة لدرج الطعام
Description Polypropylene is a polymer formed by the addition of propylene.White waxy material, transparent and light in appearance.The density is 0.89 ~ 0.91g/cm3, flammable, the melting point is 165℃, the softening is around 155℃, the operating temperature range is -30 ~ 140℃ .Under 80℃ can withstand acid, alkali, salt solution and a variety of organic […]
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