Ndị na-emepụta akpa ciment na-enyocha arụmọrụ akọwapụtara nke ọma nke akpa akpa rọba
1, obere arọ
Plastics na-adịkarị mfe, na njupụta nke rọba braid bụ ihe dịka 0, 9-0, 98 g/cm3. A na-ejikarị eriri polypropylene eme ihe. Ọ bụrụ na agbakwunyeghị ihe mkpuchi, ọ hà nhata njupụta nke polypropylene. Njupụta nke polypropylene maka ngwa ịkwa akwa plastik bụ 0, 9-0, 91 grams kwa cubic centimita. Braids na-adịkarị mfe karịa mmiri. The elu na-agbaji ike plastic braid bụ ụdị mgbanwe na elu na-agbaji ihe onwunwe na rọba ngwaahịa, nke metụtara molekụla Ọdịdị ya, crystallinity, na ịbịaru nghazi. Ọ na-metụtarakwa ụdị ihe mgbakwunye. Ọ bụrụ na a na-eji ike a kapịrị ọnụ (ike / ike ndọda) tụọ braid rọba, ọ dị elu karịa ma ọ bụ nso na ihe igwe ma nwee ezigbo nguzogide kemịkalụ.
2, plastic braid megide inorganic
Ihe ndị dị ndụ nwere ezigbo nguzogide corrosion n'okpuru 110 Celsius ma ọ nweghị mmetụta na ya ruo ogologo oge. Ọ nwere nkwụsi ike kemịkalụ siri ike na ihe mgbaze, griiz, wdg Mgbe okpomọkụ na-ebili, carbon tetrachloride, xylene, turpentine, wdg nwere ike ịza ya. Fuming nitric acid, fuming sulfuric acid, halogen ọcha na ndị ọzọ siri ike oxides ga-oxidize ya, na ọ nwere ezigbo corrosion iguzogide alkalis siri ike na n'ozuzu acids.
3, ezigbo mgbochi abrasion
Ọnụọgụ nke esemokwu n'etiti ezigbo polypropylene plastic braid dị obere, naanị ihe dịka 0 ma ọ bụ 12, nke yiri naịlọn. Ruo n'ókè ụfọdụ, esemokwu dị n'etiti braid plastik na ihe ndị ọzọ nwere mmetụta mmanu mmanu.
4, ezigbo mkpuchi ọkụ
Ihe mkpuchi polypropylene dị ọcha bụ ihe mkpuchi ọkụ eletrik dị mma. N'ihi na ọ naghị amịkọrọ mmiri na iru mmiri adịghị emetụta ya, voltaji mmebi ahụ dịkwa elu. Dielectric ya na-adịgide adịgide bụ 2, 2-2, na nguzogide olu ya dị oke elu. Ihe mkpuchi dị mma nke braiding plastik apụtaghị iji ya maka mmepụta. Iji ihe mkpuchi.
5. Nguzogide gburugburu ebe obibi
N'ebe okpomọkụ dị n'ime ụlọ, akwa rọba a kpara akpa na-enwere onwe ya kpamkpam site na mbuze mmiri, ọnụego mmịnye mmiri n'ime awa 24 na-erughị 0, 01%, na ntinye mmiri nke vapor dịkwa obere. Na obere okpomọkụ, ọ na-aghọ kenkuwa na kenkuwa. A gaghị emegharị eriri plastik.
6. Nguzogide ịka nká na-adịghị mma
Nguzogide ịka nká nke braid rọba adịghị mma, karịsịa polypropylene braid dị ala karịa polyethylene braid. Isi ihe kpatara ịka nká ya bụ okpomọkụ itching ịka nká na photodegradation. The ogbenye mgbochi ịka nká ike nke rọba braid bụ otu n'ime adịghị ike ya, nke na-emetụta ndụ ọrụ ya na mpaghara ngwa.