Precision Tungsten Steel Mould Parts004
Material:KD20
Dimension:36*4*1.5
Hardness:91~92HRC
PG tolerance:0.005mm
PG surface roughness:Ra:0.13μm
PG Clear-Corner:Rma0.05mm
Grinding tolerance:0.002mm
Grinding surface roughness:Ra:0.18μm
Grinding Clear-Corner:Rma0.03mm
Machining process:Grinding、PG、Q C