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He aha ka pōmaikaʻi o ka ʻeke PE?
He pōkole ka ʻeke plastik PE no ka polyethylene.He resin thermoplastic i polymerized mai ka ethylene.ʻAʻohe ʻala o ka polyethylene a like me ka wax.Loaʻa iā ia ke kūpaʻa haʻahaʻa haʻahaʻa haʻahaʻa (hiki ke hoʻohana ʻia ka wela haʻahaʻa i -70 ~ -100 ℃), kūpaʻa kemika maikaʻi, resis ...Heluhelu hou aku