stainless perforated pipe welding machine Stainless steel perforated pipe welding machine, also called spiral filter tube welding machine: use for make wire wound filter inside frame. Stainless Steel Perforated Filter Pipe Machine Technical Parameters:strip thickness0.4mmstrip width68mmdiameter rangeΦ 28-70mmpower3.75KWspeed0-4m/mindimension L*W*H1100*1000*1350mmweight800kgcutting modesaw blade cuttingweldingspiral argon arc weldingcurrent welding machine300Amaterialstainless steelapplicablewire wound filter inside the frame