modified polypropylene 40% talc plastic granules pp td40 resin pellet price manufacturers

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Cable Sleeve Grade Polyamide PA12 Resin China Price — 改性聚丙烯40%滑石粉塑料颗粒Pp Td40树脂颗粒价格Modified Polypropylene 40% Talc Plastic Granules Pp Td40 Resin Pellet Price