ABRASIVE GRAINS OF BROWN CORUNDUM
sizing F 240 – F 1200
Basic informations
Quality: FEPA Standard 42-2:2006 (EN) F 230 - F 2000 Hardness: 9 Mohs Typical hardness: 2000kg/mm2 by Knoop hardness scale Absolute density: 3,9 - 4,1 g/cm3 Chemical compound
Guaranteed analysis
grain size Al2O3 min. SiO2 Fe2O3 max. TiO2 min. CaO max. F 240 93.0 % 1.5 % 0.3 % 4.0 % 0.45 % F 280 92.5 % 1.7 % 0.4 % 4.2 % 0.45 % F 320 91.4 % 2.0 % 0.4 % 4.5 % 0.45 % F 360 91.0 % 2.4 % 0.5 % 5.0 % 0.45 % F 400 90.8 % 2.8 % 0.6 % 5.0 % 0.45 % F 500 90.5 % 3.0 % 0.6 % 5.5 % 0.45 % F 600 90.0 % 3.3 % 0.7 % 5.5 % 0.45 % F 800 89.5 % 3.7 % 0.8 % 6.0 % 0.45 % F 1000 88.7 % 4.0 % 0.9 % 6.5 % 0.45 % F 1200 88.5 % 4.3 % 0.9 % 7.0 % 0.45 % Typical analysis
grain size Al2O3 SiO2 Fe2O3 TiO2 CaO F 240 94.61 % 1.21 % 0.15 % 3.05 % 0.24 % F 280 94.28 % 1.29 % 0.18 % 3.25 % 0.25 % F 320 94.18 % 1.51 % 0.20 % 3.64 % 0.26 % F 360 93.90 % 1.69 % 0.23 % 4.01 % 0.26 % F 400 92.87 % 1.75 % 0.28 % 4.43 % 0.28 % F 500 93.28 % 1.82 % 0.31 % 4.67 % 0.30 % F 600 91.34 % 1.89 % 0.35 % 5.01 % 0.32 % F 800 90.15 % 2.35 % 0.40 % 5.45 % 0.33 % F 1000 89.57 % 2.68 % 0.46 % 5.60 % 0.35 % F 1200 89.13 % 2.95 % 0.52 % 5.95 % 0.37 % Physical poperties:
Magnetic separation
grain size guaranteed analysis typical analysis F 240 0.03 % max. 0.010 % F 280 0.03 % max. 0.011 % F 320 0.03 % max. 0.012 % F 360 0.03 % max. 0.013 % F 400 0.04 % max. 0.015 % F 500 0.04 % max. 0.016 % F 600 0.04 % max. 0.018 % F 800 0.04 % max. 0.021 % F 1000 0.05 % max. 0.023 % F 1200 0.05 % max. 0.025 % Particle size analysis
(Sedigraph 5100)
Guaranteed analysis
grain size Ds3 max. Ds50 Ds95 min. F 240 68 μm 44.5 ± 2.0 μm 28.0 μm F 280 59 μm 36.5 ± 1.5 μm 22.0 μm F 320 49 μm 29.2 ± 1.5 μm 16.5 μm F 360 40 μm 22.8 ± 1.5 μm 12.0 μm F 400 32 μm 17.3 ± 1.0 μm 8.0 μm F 500 25 μm 12.8 ± 1.0 μm 5.0 μm F 600 19 μm 9.3 ± 1.0 μm 3.0 μm F 800 14 μm 6.5 ± 1.0 μm 2.0 μm F 1000 10 μm 4.5 ± 0.8 μm 1.0 μm F 1200 7 μm 3.0 ± 0.5 μm 1.0 μm (ds80) Typical analysis
grain size Ds3. Ds50 Ds95 F 240 63.35 μm 46.13 μm 35.67 μm F 280 55.47 μm 36.98 μm 29.18 μm F 320 47.51 μm 30.61 μm 21.56 μm F 360 38.98 μm 23.78 μm 18.69 μm F 400 30.74 μm 17.54 μm 12.43 μm F 500 23.19 μm 12.86 μm 8.42 μm F 600 17.32 μm 9.72 μm 5.93 μm F 800 12.21 μm 7.29 μm 3.34 μm F 1000 8.86 μm 4.87 μm 2.98 μm F 1200 5.59 μm 3.38 μm 1.74 μm (ds80) Color
brown