Paipu polyvinyl kiloraidi, tun nperare pvc pipe, jẹ ọpọn ti pilasitik giga ti o gbona ti o ṣẹda nipasẹ polymerization ti vinyl choride monomer, mu polyvinyl kiloraidi (PVC) RESINS gẹgẹbi ohun elo aise akọkọ, ṣafikun aṣoju antiaging ti o yẹ, aṣoju atunṣe awọn ohun-ini. ati bẹbẹ lọ, awọn...
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