タイトルまたは説明

1) The mechanical organization guaranteed two sides corner combining feeding synchronously and prevents window angle dislocation 2) May manufacture window width not to be smaller than **0mm 3) Patented double-decked tool rest, make double-decked tools position adjust to be possible, thus complete corner combining of heat insulation window double-decked cross position corner connector. 4) Control of machine and work power only need compressed air, few breakdowns, easy maintains.