Structure feature: This machine is made up of three heads, frame, electric control box, profile-holding frame etc. The left head has horizontal moving mechanism, and can move 20mm by following the track. Every head has their separate location structure, pressing structure, heating structure and head box. Function explanation: This machine is one of the necessary equipments for processing PVC Win-doors. It can complete the whole welding alone. It features advanced technique, stable capability and simple operation. The machine adopts PC control, pneumatic drive. The motion pair uses the CM non-oil lubricating bearing and liner ball bearing, which make high precision and convenient maintenance. The machine has one head that can weld various angles, which meet users requirement for welding special shaped window like arch window. The three heads can work individually or jointly. It enables welding for such shapes as ┗ ┣ ┳ ┏┓ ┳┳ ┳┳╋ ╋╋ etc. -------------------------------------------------------------------------------- Working Air Pressure 0.4~0.6Mpa Input Voltage 220V 50HZ Air Consumption 150L/min Input Power 3.5Kw Welded Range 400~3500mm Welded profile height 20~120mm Welded profile width 120mm(max) Overall Dimension 4300×1000×1700mm Weight 1500Kg