Non welding sealing machine This machine is used to non-welding seal end cover of inner tank for solar water heater. It has advantages of roll forming, high efficiency, easy operation, no corrosion, good looking, high degree of automation, no deformation of workpiece. The effective working length is 3000mm, the pressure is 0.5Mpa, the power is 1.5KW, can work on thickness of 0.2-0.6mm plates. The dimension of machine is 3.5x1.1x1.5M.