General
Property | Value | Comment |
---|---|---|
Particle size range | 1.0 - 50.0 µm Show Supplier Material materials with Particle size range of 1.0 - 50.0 µm | different specifications, please refer to the table below |
True particle density | 3.95 g/cm³ Show Supplier Material materials with True particle density of 3.95 g/cm³ | |
pH Value | 7.5 - 11.0 [-] Show Supplier Material materials with pH Value of 7.5 - 11.0 [-] |
Mechanical
Thermal
Property | Value |
---|---|
Melting point | 2000.0 °C Show Supplier Material materials with Melting point of 2000.0 °C |
Chemical properties
Property | Value | Comment |
---|---|---|
Aluminium | 99.59 % Show Supplier Material materials with Aluminium of 99.59 % | Al₂O₃ |
Iron | 0.03 % Show Supplier Material materials with Iron of 0.03 % | Fe₂O₃ |
Silicon | 0.03 % Show Supplier Material materials with Silicon of 0.03 % | SiO₂ |
Sodium | 0.35 % Show Supplier Material materials with Sodium of 0.35 % | Na₂O |
Technological properties
Property | ||
---|---|---|
Application areas | GNPGraystar’s Precision Calcined Alumina is used primarily for lapping and polishing of various products including precision optics, piezo electronics, precision bearings, optical glass, sime-conductor quartz, stainless steel, Gallium Arsenide, Germanium, and more. | |
Color | White | |
Crystal structure | Monocrystalline Alpha Alumina | |
Other | Sizing Available (in Microns): 1, 3, 5, 7, 9, 12, 15, 18, 20, 25, 30, 40, and 50 Suspension treatment available for water and oil-based lapping applications. |