Home - Product - Coated Abrasive

AP-17

It is one type of non-calcined Brown Fused Aluminium Oxide grain for Coated Abrasive application, the grain shape is very sharp, the strip and needle shape are well kicked out of the grains. With the concentrated size distribution and dust collected by well water washing, It can be used for producing all kinds of Coated Abrasive products, such as sand paper, cloth, rolls, belts, etc. Our product is produced strictly based on the FEPA standard.
Typical Chemical Analysis
Al2O3 Fe2O3 TiO2 SiO2 CaO MgO
95.56% 0.08% 2.72% 1.05% 0.20% 0.25%
Physical Properties
Color Red Brown
Shape Very Sharp
Crystal Form Alpha-alumina trigonal system
True Specific Gravity
 3.96 g/cm3
Hardness
 2090 Knoop scale; 9.0 Mohs scale
Melting Temperature About 2050 oC
Magnetic Material 0.0076%
Hydrophile 86mm
Cleanness 26ppm
Toughness 67.15
Bulk Density Test Value (g/cm3)
Grit No P12
P16 P20 P24 P30 P36 P40 P50
B.D 1.93 1.89 1.86 1.82 1.79 1.77 1.75 1.73
Grit No P60 P80 P100
P120 P150 P180 P220  
B.D 1.69 1.66 1.64 1.61 1.59 1.58 1.56  
Grit Size Available (P)
8 12 14 16 20 22 24 30 36 40 46
54 60 70 80 90 100 120 150 180 220  
Particle Size Distribution (PSD)
According to FEPA ¨C Standard 43-1984 R 1993
Packing Way Selection
a. In 25kg plastic woven bags.
b. In 1000kg big bag.
c. 40 x 25kg plastic woven bags in one big bag.
d. 40 x 25kg plastic woven bags on pallet.
e. 40 x 25kg paper bags on pallet.
f. According to clientĄ¯s special requirement.
Products Standard
Size Distribution of Microgrits P12~P220
Size Distribution of Microgrits P240~P1200
Size Distribution of Microgrits P1500~P2500