Pink corundum powder -325mesh precision foundry coating
Pink Fused Alumina/Pink Fused Aluminum oxide is electrically fused in high temperature, being added with the right quantity of oxidized chromium. It is pink. Its hardness is close to, but toughness higher than that of WA. The abrasive tools made of it feature excellent durability and high processing cleanness, which are suitable for the precision grinding of the measuring tolls, lathe main shafts, instruments and apparatus parts, threading work pieces and samplers, etc.
The physical and chemical analysis:
Model: PA 325# | |||
Chemical compositions | Physical properties | ||
Items | Value of specification (%) | Items | Property |
Al2O3 | 98.50min | Color | Pink |
Cr2O3 | 0.45-1.00 | Bulk density | 1.40-1.99g/cm3 |
Na2O | 0.55max | True density | 3.90g/cm3 min |
Knoop Hardness | 2200-2300g/mm3 | ||
Crystal Size(um) | 600-2000 | ||
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