Product Description
The corrugated steel tank forming and welding line is the special equipment for sealed and maintenance末free transformer oil tank manufacturing． UP末to末date PLC controlled. Hydraulic drive for expanding and contracting of the unwinding mandrel and pressing of coil．Automatic positioning and clamping for welding of edge seams and reinforce sticks．High performance automatic welding machine guarantees the smooth surface and artistic appearance of the welding seams．