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white fused alumina

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unit price: negotiable
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period for delivery: Consignment Deadline Days
area: Beijing
Expiry date : Long Effective
last update: 2017-12-28 19:56
view count: 81
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Product details
It 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:




Grain size Chemical Composition%(by Weight)
AL2O3 TiO2 SiO2 Fe2O3
8-5mm ≥ 95.00 1.50-3.80 ≤ 1.50 ≤ 0.50
5-3mm ≥ 95.00 1.50-3.80 ≤ 1.50 ≤ 0.50
3-1mm ≥ 95.00 1.50-3.80 ≤ 1.50 ≤ 0.50
1-0mm ≥ 95.00 1.50-3.80 ≤ 1.50 ≤ 0.50
200mesh ≥ 94.50 1.50-3.80 ≤ 1.50 ≤ 0.50





F为固结磨具及喷砂用规格 W为微粉,320#即W40 

   White Fused Alumina
Chemical compositions Physical properties
Items Value of specification (%) Color White
Al2O3       99.20-99.7 Melting point 2250 C
SiO2       0.01-0.05 Bulk density 1.75-1.95g/cm3
Na2O       0.23-0.35 Grain density 3.90g/cm3 min
Fe2O3       0.04-0.08  
Hardness Morse hardness 9
Micro hardness 21600-22600kg/mm2
Package details 25kg PVC bags & 1 MT big bag content of magnetic substance 0.0023%max
Usages 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
Specifications                   Sizes
 
Refractory grade
 
  Grain/Grit size 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
 
Fine powder -320mesh, -280mesh, -240mesh, -200mesh
-180mesh, -150mesh, -120mesh, -100mesh
320F  280F   240F   200F 
180F  150F   100F
Abrasive grade
Sandblasting
grinding grade F8, F10, F12, F14, F16, F20, F22, F24, F30
F36, F40, F46, F54, F60, F70, F80, F90
F100, F120, F150, F180, F220
Micro powder
Polishing grade “W” W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5
“FEPA” F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000
  “JIS” 240# 280# 320# 360# 400# 500# 600# 700# 800# 1000# 1200# 1500# 2000# 2500#
3000# 4000# 6000# 8000#
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