alloyed powder for diamond reaming shell alloyed powder for diamond reaming shellCu55%,Ni20%,Mn20%,Sn4.5% Si 0.5% alloyed powder for diamond reaming shell ...

crucible for melting reaming shell graphite reaming shellblank of drill bits crucible for melting reaming shell ...

graphite reaming shells sets graphite reaming shells setswith water ring and waterwaythe outer diameter≤148mm  ashdensitycompressive strength flexural strenght resistivity≤700ppm≥1.82g/cm3≥55mpa≥40mpa≤13μΩmthe outer diameter≥160mm...

crucible for melting reaming shells good quality crucible for melting reaming shellswe are manufacturer.we can produce these for our customers as their own demands. it will be better if customer can send us your draft. ...

graphite water ring graphite water ringthe outer diameter≤148mm  ashdensitycompressive strength flexural strenght resistivity≤700ppm≥1.82g/cm3≥55mpa≥40mpa≤13μΩmthe outer diameter≥160mm ashdensitycompressive strength flexural...

water ring water ringthe outer diameter≤148mm  ashdensitycompressive strength flexural strenght resistivity≤700ppm≥1.82g/cm3≥55mpa≥40mpa≤13μΩmthe outer diameter≥160mm ashdensitycompressive strength flexural...