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Usoro ịfụ karama PET
Karama ihe ọṅụṅụ bụ karama PET agbanwere agbanwe nke a gwakọtara ya na polyethylene naphthalate (PEN) ma ọ bụ karama PET na thermoplastic polyarylate. A na-ahazi ha dị ka karama ọkụ ma nwee ike iguzogide okpomọkụ karịrị 85 ° C; karama mmiri bụ karama oyi, enweghị ihe achọrọ maka okpomọkụ...GỤKWUO
