Seam welder FN-50 Used to weld can, tube, air duct and tank from metal sheet. delivery time 20days port shanghai Seam welder FN-50Rated input capacity 50KVARated input voltage 1-380V/50HZRated load cycle 50%Max.input capacity 88KVAMax.short circuit current 11000AMax.pressure of electrode 600kgfThe flow of cooling water 6L/minArm length 350mmmax. Thickness of metal sheet: 1.2+1.2mmweight:500kg