![](http://img4.cpooo.com/files/201008/product/375/1283141645.jpg)
硬质合金球、碳化钨球
TungstenCarbideball-CementedCarbideBallApplication:GrindingmediumandValveCoreCobaltContentCo6%,8%DiameterDia.5.0,6.35,10.2,12.2,15.2,20,30mmHardness91.7HRATRS2370N/mm2Density14.85g/cm3PorosityA02B02C00)
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