ThermalEast
// SPEC · Refractory Raw Materials

Brown Fused Alumina Fine Grit F80–F120

Fine grit brown fused alumina F80–F120 with Al2O3 95% for precision grinding and smooth surface finishing. Widely specified for bearing grinding, optical lapping, coated abrasive paper, and finishing of aerospace and medical components.

Refractory Raw MaterialsMax Temp: 1900°CGB/T 3043

// Key Features

  • Fine controlled particle size delivering smooth Ra surface finish in precision grinding
  • Low magnetic content preventing contamination in sensitive finishing applications
  • High purity Al2O3 95% ensuring dimensional accuracy in finish grinding operations
  • Excellent self-renewal friability for consistent performance in fine grinding wheels

// Technical Specifications

SiO2 (%)≤0.70
Al2O3 (%)≥95.0
Fe2O3 (%)≤0.15
Available Grain SizesF80, F90, F100, F120
Bulk Density (g/cm³)1.65–1.75

// Applications

Precision bearing inner and outer race grindingOptical lens lapping and polishing machinesCoated abrasive paper and abrasive film productionAerospace turbine blade and compressor disk finishingMedical implant and surgical instrument surface finishing
// Quick Specs
Max Temperature1900°C
Density3.95 g/cm³
StandardGB/T 3043
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