PVC Window Frame Fabrication Four Head Welding Machine

PVC Window Frame Fabrication Four Head Welding Machine Features: ♦ Plastic doors and windows four head welding is completed will flash disposable cleaning is completed,and can strictly control the welding gap size,so the color profiles after welding,surface welding is very beautiful,high grade,welding strength is higher than the original profile angle strength. ♦ This device through the control of a pneumatic system,on the welding strength were increased strength of welding