Specification :

Uses:
1. For silicon wafers, optical lenses, precision instruments and meters, polished glass, glassware, ceramic stone, leather, plastic, metal parts can improve the finish;
2. Sand-blasting, cutting, special welding and thermal spraying, manufacturing grinding wheel, emery cloth, sandpaper, Whetstone raw materials;
3. Can be used as construction of motorways, aircraft runways, wear-resistant rubber, industrial floors, anti-skid paint and other good and wear-resistant material;
4. Can be used for chemical, petroleum, pharmaceuticals, water treatment filter media and drilling mud increasing agent;
5. For electroplating, nuclear pollution, protection has a good effect;
6. Yes washed jeans factory workshop of sand blasting, water, cutting the industry with high-quality sand.

Chemical analysis:
SiO2 36-40%
Al2O3 20-24%
FeO 22-24%
Fe2O3 4-6%
MnO 0-0.5%
MgO 8-13%
CaO 6-9%
TiO2 0-0.5%
Physical indicators:
Color Yinghong, orange-red-based
Angular shape, irregular shape
Mohs hardness 6.5-7.5
Density 3.5-4.2g/cm3
Melting point 1338-1450 ¡æ
The proportion of 3.98
Acid degree of 98.81 ¡æ
Alkali degree of 98.62 ¡æ
Luster vitreous luster
Crystalline equiaxed crystal, square octahedron
Streak white
Less cleavage texture, irregular cleavage plane
Transparency Transparency
Magnetic weak magnetic
Absorbent non-absorbent
Diffusion since the diffusion
Homogeneous body of uniform
No pathological responses
Free silicon content of harmful non -

Product Type:
Size Specifications
6 mesh, 8 mesh, 10 mesh, 12 mesh, 14 mesh, 16 mesh, 20 mesh, 24 mesh, 30 mesh, 36 mesh, 46 mesh, 60 mesh, 70 mesh, 80 mesh, 100 mesh, 120 mesh, 150 mesh , 180 mesh, 220 mesh
Note: The particle according to customer request processing