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  • Ihe ọmụma bụ isi nke karama enweghị ikuku

    1. Banyere karama enweghị ikuku Enwere ike igbochi ihe dị n'ime karama enweghị ikuku kpamkpam site na ikuku iji gbochie ngwaahịa ahụ ka ọ ghara ịcha ma gbanwee n'ihi imetụ ikuku aka, yana nje bacteria na-amụba. Echiche teknụzụ dị elu na-akwalite ọkwa ngwaahịa ahụ. Karama vacuum ndị na-agafe...
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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...
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