... . 2.window machine 3.CE Two-head PVC Welding Machine for plastic window HJ02-3500.2/2 ... is used for welding and machining of PVC door and window.It can processing all kinds of ... , simple operation, stable capability. Weld thre e-point, two point, single point, transom, cross -transom and special ... controller box, profile-holding frame, etc.Two-head PVC Welding Machine for plastic window HJ02-3500.2/2. ...