Description

SIZE OF BROWN FUSED ALUMINA

Refractory sand  segment sand "FEPA" 0-1mm 1-3mm 3-5mm 5-8mm 8-10mm 10-15mm...
fine powder "FEPA" -100mesh -200mesh -325mesh...
Abrasive sand  grit sand  "FEPA" F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220
micropowder "P" P240 P280 P320 P360 P400 P500 P600 P800 P1000 P1200 P1500 P2000 P2500 
"FEPA" F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000 F3000
"JIS" 240# 280# 320# 360# 400# 500# 600# 700# 800# 1000# 1200# 1500# 2000# 2500# 3000#

 

Specification

PHYSICAL INDEX OF BROWN FUSED ALUMINA

Color  Brown
Basic Mineral α-AI2O3
Crystal shape Trigonal crystal system
Hexagonal crystal shape
Hardness(mohs) ≥9.0
Micro hardness HV1800-2200
Melting point(℃) 2250
Max temperature(℃) 1900
True density(g/cm3) 3.9
Bulk density(g/cm3) 1.65-1.95g/cm3

CHEMICAL INDEX OF BROWN FUSED ALUMINA

Refractory sand
Grit Size AI2O3 SiO2 Fe2O3 TiO2
0-1mm >95.2% <1% <0.3% <3%
1-3mm >95.2% <1% <0.3% <3%
3-5mm >95.2% <1% <0.3% <3%
200mesh >95.0% <1% <0.3% <3%
325mesh >95.0% <1% <0.3% <3%
Abrasives sand
Grit Size AI2O3 SiO2 Fe2O3 TiO2
F8-F220 >95.2% <1% <0.3% <3%
F230-F3000 >95.% <1.3% <0.3% <3.5%

 

APPLICATION OF BROWN FUSED ALUMINA

1. Used in refractory material, sandblasting, free grinding, resin abrasives, coated abrasives, waterjet cutting, water filtration and function filter, etc.
2. Brown fused alumina for lapping and polishing process.
3. Grinding high carbon steel, high-speed steel and chilled steel.
4. Surface preparation and finishing.
5. Producing mold of precision casting.
6. Thermal Spraying.

 

 

 

 

Related Products

Inquiry

Please feel free to submit your inquiry information to us! Our sales manager will contact with you as soon as possible.

*
*