The circle shears designed and manufactured by Boya are used for trimming and slitting strips, they are active shears type and driven shears type, they own tree types in contracture like twin town type, cantilever type and shaft type. There are about 20 set shears made by boya service for steel and non-ferrous industry at present.

        Materials: common carbon steel, stainless steel, silicon steel, titanium alloy steel, nickel-chromium steel, aluminum steel, copper alloy and etc.

        materials thickness:0.08-5.0mm
        Maximum speed of circle shear: 500m/min, product width: 3-5 mm
        Parameters of circle shear:
        Radial run-out of blade shaft: ≦0.01mm
        Axial run-out of blade shaft: ≦0.005mm
        Face run-out: ≦0.003mm
        Parallelism of blades shafts: ≦ 0.01mm
        Overlap: ≦ 0.02mm
        Patents our circle shear have got:
        Change blades swiftness patent
        Wide strip edge cutting patent