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Mmepụta A Na-abụghị Ferrous

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  • Akpa pTFE

    Nkọwa:PTFE agịga chere na-akpọ Teflon, na-arụ ọrụ ọma na okpomọkụ nke 260 centigrade, ozugbo ahụ ọkụ nwere ike iru 280 centigrade. PTFE bu ihe puru iche nke nwere ezi alkali na nguzogide acid, mgbochi hydrolysis ...

    GỤKWUO
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