Precision Tungsten Steel Mould Parts001
Material:KD20
Dimension:65.8*40.42*9.85
Hardness:91~92HRC
EDM tolerance:0.005mm
EDM surface roughness:Ra:0.31μm
EDM Clear-Corner:Rma0.05mm
Grinding tolerance:0.002mm
Grinding surface roughness:Ra:0.18μm
Grinding Clear-Corner:Rma0.03mm
Machining process:Grinding、EDM、Q C