Hana ʻia ka pā PVC e ka mīkini extrusion screw pālua.ʻO ka extrusion PVC kahi kaʻina hana kiʻekiʻe e hoʻoheheʻe ʻia ai ka plastic raw a hana ʻia i loko o kahi ʻano lōʻihi lōʻihi.Hoʻopuka ʻo Extrusion i nā huahana e like me nā profile plastik, nā paipu plastik, PVC deck railings, PV ...
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