Le mveliso isebenzisa iileya ze-3 zezinto (PET / VMPET / PE), eziphucula kakhulu ukuqina kwesikhwama sokupakisha.Uyilo olukhethekileyo lobume longeza umdla wemveliso kwaye lenze imveliso ibe nomtsalane ngakumbi.
Le mveliso isebenzisa iileya ze-2 zezinto eziphathekayo (PET / PE), eziphucula kakhulu ukuqina kwesikhwama sokupakisha.Uyilo olukhethekileyo lobume longeza umdla wemveliso kwaye lenze imveliso ibe nomtsalane ngakumbi.
Izinto ezithile zale ngxowa yi-PET12 / VMPET12 + PET12 / PE110, enezinto ezininzi ezidibeneyo kunye nomva wangaphakathi kunye ne-VMPET.Ngeziphu ephezulu inokutywinwa ukuze iphinde isetyenziswe, inokuma nkqo kwaye ilungele ukubonisa ishelufu.
Le mveliso isebenzisa iileyile ze-4 zezinto (PET / VMPET / NY / PE), eziphucula kakhulu ukuqina kwesikhwama sokupakisha.Uyilo olukhethekileyo lobume longeza umdla wemveliso kwaye lenze imveliso ibe nomtsalane ngakumbi.