Description:
Blue abrasives-SG abrasives is a kind of sintered abrasive made by sol-gel method with special alumina as the main raw material and a variety of modified components. And it can be applied to both consolidated and coated abrasives. SG sand has a wide range of applications, both for casting grinding under high pressure conditions, and for fine grinding of a variety of materials, including gear grinding bearing grinding, crankshaft grinding, roll grinding and others.
Available sizes for blue abrasives-SG abrasives:
| Standard | Grit size | Powder |
| Fepa F sand | F16#-220# | F230#-1500# |
| Fepa P sand | P20#-220# | P240#-2500# |
| JIS | JIS240#-4000# |
Physical and chemical indexes for blue abrasives：
Physical index | ||||
colour | microlitic structure | Vickers hardness | True density | thermal resistance |
bule | crystallite dimension 50-500nm Lamellar accumulation | 1850-2100khf/mm2 | ≥3.85g/cm3 | 1300℃ |
Chemcial index | ||||
Al2O3 | La2O3 | MgO | Y2O3 | Others |
90-100% | 1-3% | 1-3% | 1-3% | 0-0.5% |
Usage for SG abrasives for abrasive tools :
Coated abrasives, consolidated abrasives, superhard materials, etc
Package for bule abrasives：
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