Sebenzisa ezimbini okanye ngaphezulu SJZ series conical twin screw extruder ukuphumeza co-extruded umaleko ezintathu PVC umbhobho. Umaleko wesandwich wombhobho yi-calcium ephezulu ye-PVC okanye i-PVC ye-foam ekrwada.
1. I-extruder isebenzisa i-super wear-resistant alloy screw barrel; i-twin-screw idla ngokulinganayo kwaye umgubo awudibanisi;
2. Uyilo oluphuculweyo lwe-PVC lwe-3-layer mold, i-channel flow flow yangaphakathi i-chrome-plated kwaye iphuculwe kakhulu, igugile kunye ne-corrosion resistant; ngomkhono okhethekileyo wokulinganisa, imveliso yombhobho inesantya esiphezulu kunye nomgangatho omhle;