Characteristic
1.High hardness
2.High purity
3.Good self-sharpening
4.Strong grinding ability
5.Acid-alkali corrosion resistance
6.High temperature resistance and
7.Good thermal stability
Production process
White fused alumina was made from the high quality by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha---Al2O3.
Application
1.Spraying and grinding.
2.High-end products, crafts or hardware products surface beautification processing.
3.Precision casting, silicon crystal cutting, advanced refractories and ceramic additives.
4.Bonded abrasives and coated abrasives.
5.Processing harder and stronger tensile strength materials such as quenching steel, alloy steel, high speed steel and high carbon steel.
6.Ultra-precision Grinding and Polishing in Crystal and Electronics Industry, Precise Surface Treatment of Metal and Optical Products
7.Contact media, insulators and precision casting sand.
Physical Properties
Color | White |
Mosh hardness | 9.0 |
Bulk density | 1.75-1.95 |
Real density | 3.95 |
Melting point | 2250 |
Maximum service temperature | 1900 |
Chemical Analysis
Al2O3 | Fe2O3 | Na2O | SiO2 | |
Sectional sand | 99.5% | 0.04% | 0.06% | 0.3% |
Fines | 99.0% | 0.1% | 0.08% | 0.35% |
Grains | 99.5% | 0.04% | 0.04% | 0.23% |
Micro powder | 99.2% | 0.06% | 0.08% | 0.35% |
Size
Sectional sand
0-1mm 1-3mm 3-5mm 5-8mm
Fines
100#-0 200#-0 320#-0
Grains
8# 10# 12# 14# 16# 20# 22# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220# 240#
Micro powder
W--- W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5
GB---240# 280# 320# 400# 500# 600# 800# 1000# 1200# 1500# 2000# 2500# 3000#
JIS---#240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000
FEPA---F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000
White fused alumina White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha-Al2O3. Granularity sand/Granular sand/ particle size/ grit size sand/grain size sand: ...
White fused alumina White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha-Al2O3. Granularity sand/Granular sand/ particle size/ grit size sand/grain size sand: ...
white fused alumina section sand for refractory White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phasealpha-Al2O3. 1.Used ...
Whitefused alumina White fused alumina was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phasealpha-Al2O3. 1.Used forrefractory,furnaceburden,castable,rammingcompoynd, paintingetc Size ...
High quality FEPA grit White fused alumina blast media White Fused Alumina for Abrasive and Refractory belongs to the group of electro-corundum. It is produced by controlled melting of alumina in an electric arc furnace. White fused alumina is iron-free, ultra pure and ...
Chemical composition Al2O3 >99% SiO2 ≤0.4% Fe2O3 ≤0.2% Na2O ≤0.4% Physical index True density 3.95g/cm³ Mohs’hardness 9.0 Volume density 3.60g/cm³ Maximum use temperature 1900℃ Bonded abrasives and coated abrasives Floor /wall laminates Thermal spraying Lapping ...
石嘴山市金林熔铝氧化铝耐火材料有限公司是一家多元化生产厂房,集研发,生产,销售,服务于一体。Brown fused alumina also named emery. The raw materials is bauxite, carbon materials and iron scrap. Put the raw materials into arc furnace, ...
Product Introduction White fused alumina oxide was made from the high quality alumina oxide by melting above 2000°C in the electric arc furnace and cooling. It is white with the main crystal phase alphaAl2O3. White fused alumina oxide produced intitling electric arc furnace ...