Basic Info
Item:Brown Fused Alumina For Refractory
Origin: Henan,China
HS Code: 2818101000
Product Description
Brown Fused Alumina For Refractory
Brown Fused Alumina is fusing under the high temperature of above 2250°C with high quality abrasive bauxite as raw material. It is characterized by good self-sharpening and high grinding ability. Brown Fused Alumina can produce coated and bonded abrasive tools.
| Formula Boiling Point | AI2O3 |
| Boiling Point | 3500°C |
| Melting Point | 2000°C |
| Specific Gravity | 3.9 |
| Solubility in Water | Insoluble |
| True Density | 3.97 |
| Refractoriness Bulk | 1850°C |
| Density | 3.8g/cm3 |
| Purpose | Size | Chemical Composition(%) | Magnetic% | ||||
| Al2O3 | Fe2O3 | SiO2 | TiO2 | ||||
For Abrasive | F | 4#-80 | >95 | <0.3 | <1 | <3.0 | <0.05 |
| 90#-150 | >94 | <0.03 | |||||
| 180#-240 | >93 | <0.3 | <1.5 | <3.5 | <0.02 | ||
| P | 8#-80# | >95.0 | <0.2 | <1.2 | <3.0 | <0.05 | |
| 100#-150# | >94.0 | <0.03 | |||||
| 180#-220# | >93.0 | <0.3 | <1.5 | <3.5 | <0.02 | ||
For Refractory | 0-1,1-3,3-5,S-8 | >95 | <0.3 | <1 | <3.0 | ||
| 200-0,325-0 | >94.5 | <0.5 | <1.5 | <3.5 | |||
Applications:
⒈ Coated and bonded abrasive tools
⒉ Lapping and polishing processes
⒊ Sandblasting
⒋ Produceing mold of precision casting