time, welding without showing the bottom color, is upscale beautiful.
2. Co-extrusion tool adopt aluminum alloy material, it's precisely processed with high-degree of standardization for the tool, support tool swap.
3.Equipped with the automatic blowing system, can improve work efficiency, and thus remove the welding slag.
3.Equipped with the automatic blowing system, can improve work efficiency, and thus remove the welding slag.