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Pehea ka hana ʻana o ka pā PVC? He aha ka mea i kapa ʻia ʻo Extrusion?
Hana ʻia ka pā PVC e ka mīkini extrusion screw pālua. ʻO ka PVC extrusion 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, nā ʻāpana PVC deck, PV ...Heluhelu hou aku
