spiral blade

Spiral blade cold rolling mill is masonry blades   a continuous rolling strip steel blade with advanced equipment, which through adjusting positions (roll offset feeding height, pressure grinding roll, steering wheel, etc.) the adjustment, you can roll out the required specifications blades.
At present the polishing pads   domestic manufacturing blades methods: one-piece stamping, welding and molding, extrusion, winding forming, cold forming and other methods. Cold forming method which has wet core bits  high production efficiency, saving raw materials, leaf quality, high hardness, wear resistance and good.
Factors affecting roll forming, a strip of material and thickness, the size of the offset roll, the feed height, roll grinding pressure, steering wheel, the blades of different specifications and rolling process, the roll temperature etc. many other factors.