// SPEC · Refractory Raw Materials
Brown Fused Alumina Coarse Grit F12–F24
Coarse brown fused alumina F12–F24 with Al2O3 95% and high toughness for aggressive material removal. Used in steel structure blasting, foundry sand reclamation, casting lapping, and refractory surface preparation in heavy industry.
// Key Features
- High toughness resisting fracture during heavy-duty blasting and lapping
- Consistent grit distribution conforming to FEPA F12–F24 standard
- Sharp angular morphology for maximum blast cleaning and profile depth
- Excellent friability index for aggressive stock removal in rough grinding
// Technical Specifications
| SiO2 (%) | ≤0.80 |
| Al2O3 (%) | ≥95.0 |
| Fe2O3 (%) | ≤0.20 |
| Available Grain Sizes | F12, F14, F16, F20, F24 |
| Bulk Density (g/cm³) | 1.80–1.90 |
// Applications
Steel structure and shipbuilding shot blasting systemsFoundry casting surface cleaning and descalingRough lapping of cast iron and non-ferrous metal componentsRefractory brick bonding surface preparationHeavy industrial floor surface profiling and texturing
// Quick Specs
Max Temperature1900°C
Density3.95 g/cm³
StandardGB/T 3043
// Get Pricing
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