Ọkpụkpọ nchekwa a na-eji eriri na eriri dị n'akụkụ dị iche iche na-abụkarị ihe ọkụ ọkụ na-eme ka ọkụ PVC kpuchie ya, nke nwere ike ọ bụghị naanị ichebe wires na eriri, kamakwa igbochi ọkụ ọkụ eletrik; ha nwekwara ike ịhazi ahịrị ma nweta mmetụta mara mma;

 PVC dị n'ime eriri igwe ejiri plastik kpuchie ya bụ plastik polyvinyl chloride, nke nwere agba na-egbuke egbuke, nguzogide corrosion, ịdịte aka na ịdịte aka. N'oge usoro mmepụta ihe, a na-agbakwunye ụfọdụ ihe enyemaka dị ka onye na-egbochi ịka nká, ọkụ ọkụ na ihe mgbakwunye ndị ọzọ iji mee ka PVC na-abawanye plasticity, na-ebelata brittleness, na ịrụ ọrụ ka mma; A na-emerụ oyi akwa nke plastik mkpuchi metal nke na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ zinc ígwè belt ma ọ bụ eriri igwe anaghị agba nchara, nhazi siri ike, enweghị nkwụsịtụ, mgbanwe dị mma, arụmọrụ na-ehulata dị mma; plastic mkpuchi metal Hose bụ ọtụtụ ebe eji na nkà mmụta ọgwụ, nri, metallurgy, chemical ụlọ ọrụ, mbupu, ụgbọ elu, mmanụ ala akụrụngwa, ụgbọ okporo ígwè locomotive, nkwurịta okwu usoro, njem usoro, electric ike injinia, ọkụfighting usoro, akpaka akara ngwá na ndị ọzọ ọrụ.

JSH-PVC