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Applications
is used to grind high carbon steel, high speed steel and chilled steel.
It can also be used as polishing materials and precision founding sand,
spraying and coating materials, catalyst carrier, special ceramics and
super refractory materials:
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Grain size
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Chemical Composition%(by Weight)
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AL2O3
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TiO2
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SiO2
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Fe2O3
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8-5mm
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≥ 95.00
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1.50-3.80
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≤ 1.50
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≤ 0.50
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5-3mm
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≥ 95.00
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1.50-3.80
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≤ 1.50
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≤ 0.50
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3-1mm
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≥ 95.00
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1.50-3.80
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≤ 1.50
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≤ 0.50
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1-0mm
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≥ 95.00
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1.50-3.80
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≤ 1.50
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≤ 0.50
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200mesh
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≥ 94.50
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1.50-3.80
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≤ 1.50
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≤ 0.50
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White Fused Alumina
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Chemical compositions
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Physical properties
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Items
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Value of specification (%)
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Color
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White
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Al2O3
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99.20-99.7
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Melting point
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2250 C
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SiO2
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0.01-0.05
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Bulk density
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1.75-1.95g/cm3
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Na2O
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0.23-0.35
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Grain density
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3.90g/cm3 min
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Fe2O3
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0.04-0.08
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Hardness
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Morse hardness
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9
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Micro hardness
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21600-22600kg/mm2
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Package details
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25kg PVC bags & 1 MT big bag
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content of magnetic substance
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0.0023%max
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Usages
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grinding media, sandblasting media;
surface cleaning, grit blasting,
lapping, polishing, grinding,
sandblasting, etching
mineral skin abrasion materials
metal finishing & surface preparation
refractors, ceramics, coatings
bonded & coated abrasives
dental lab products
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Specifications
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Sizes
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Refractory grade
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Grain/Grit size
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8-5mm, 5-3mm, 3-1mm, 1-0mm
-8+5mm,-5+3mm,-3+1mm,-1+0mm
8-16,16-30,30-60,60-80
-8/+16, -16/+30, -30/+60, -30/+60
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Fine powder
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-320mesh, -280mesh, -240mesh, -200mesh
-180mesh, -150mesh, -120mesh, -100mesh
320F 280F 240F 200F
180F 150F 100F
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Abrasive grade
Sandblasting
grinding grade
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F8, F10, F12, F14, F16, F20, F22, F24, F30
F36, F40, F46, F54, F60, F70, F80, F90
F100, F120, F150, F180, F220
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Micro powder
Polishing grade
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“W”
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W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5
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“FEPA”
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F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000
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“JIS”
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240# 280# 320# 360# 400# 500# 600# 700# 800# 1000# 1200# 1500# 2000# 2500#
3000# 4000# 6000# 8000#
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Product Image
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