... speed 9~24 m/min welding frequency 100~260 Hz Tin thickness 0.28~0.38 mmT2- ... wieght 3000Kg Internal/external coating machine model GNWT-D applicable can diameter Φ260~Φ290mm working width 10~15mm ... machine, can welding machine, can body welding machine, can welder, can body welder, can body making machine, seam welding machine, seam welder, metal packaging machine, packaging machine, can machine ...