Ekpuchiri ọkpọkọ ígwèA na-arụpụta ya site na mkpuchi plastik dabere na nnukwu dayameta spiral welded pipe na nnukwu ọkpọkọ welded dị elu. Oke ọkpọkọ kacha bụ 1200mm. Polyvinyl chloride (PVC), polyethylene (PE), epoxy nwere ike kpuchie dabere na mkpa dị iche iche. Resin (EPOZY) na mkpuchi plastik ndị ọzọ nwere ihe dị iche iche, ezigbo adhesion, ike na-eguzogide ọgwụ, na-eguzogide acid siri ike, alkalis siri ike na corrosion chemical ndị ọzọ, ndị na-adịghị egbu egbu, ndị na-adịghị emerụ ahụ, na-eguzogide ọgwụ, mmetụta na-eguzogide, na ike siri ike. nguzogide ntinye, Elu nke pipeline dị mma ma ọ dịghị agbaso ihe ọ bụla, nke nwere ike ibelata nguzogide n'oge njem, na-eme ka ọnụ ọgụgụ na-agba ọsọ na ụgbọ njem na-arụ ọrụ, ma belata nrụgide nke njem. Ọ dịghị ihe mgbaze na ọ dịghị ihe exudate dị na mkpuchi, n'ihi ya, ọ gaghị emerụ ihe a na-ebuga, iji hụ na ịdị ọcha na ịdị ọcha nke mmiri. Enwere ike iji ya n'ụzọ ọzọ na oyi na-ekpo ọkụ cycles na nso nke -40 ℃ ka +80 ℃, na-enweghị ịka nká, Ọ naghị agbawa, n'ihi ya enwere ike iji ya na gburugburu ebe siri ike dị ka mpaghara oyi.