Black silicon carbide is a non-metallic mineral product formed from quartz sand (SIO2) and anthracite or petroleum coke (C) at a high temperature above 1800 degrees Celsius. It has high hardness, small expansion coefficient, brittleness, and thermal conductivity. Good characteristics, widely used in abrasives, electronic product grinding, refractory materials, special ceramics, foam ceramics, coating and plastic modification, auto parts, deoxidizers for steelmaking, etc.
Features:
Raw materials: Purchase silicon carbide raw blocks smelted at high temperatures in large-scale resistance furnaces, which have high-quality characteristics of high purity and large crystal particles.
Hardness: Mohs hardness is 9.5, black silicon carbide 9.0-9.3
Molar mass: 40.097g·mol.
Bulk density: The normal bulk density of grain-size sand is 1.4-1.48, and the high bulk density is 1.48-1.55.
High temperature resistance: around 1800°C, and its melting point is 2730°C.
Cleanliness: Water is used as the medium test, the sedimentation speed is fast, the water quality is clear, and the water quality is clear, which means the cleanliness is high.
Black silicon carbide is divided into two categories: black silicon carbide grain size sand and black silicon carbide micro powder, which are mainly used in the manufacture of refractory products, foam ceramic industry, solar silicon plate cutting, crystal cutting and grinding, automobile engine original parts manufacturing, and special coating industry, Modification of plastic products, desulfurization, power supply, environmental protection industries, etc.
Black silicon carbide grain-size sand can be used for grinding wheels, floors, welding wire, new wear-resistant and corrosion materials, fiberglass pipes, oilstone, lettering, sandblasting, casting materials, etc.
GB2480-83 Granularity range |
Chemical composition % (by weight percentage) |
||
SLC |
F.C. |
Fe₂O₃ |
|
12#-90# |
≥98.50 |
≤98.50 |
0.6 |
100#-180# |
≥98.00 |
≤98.00 |
0.801 |
220#-240# |
≥97.00 |
≤97.00 |
1.2 |
Silicon carbide micro powder refers to a silicon carbide product with a fineness of 100 um or less formed after the original silicon carbide block is ground by the Raymond machine, jet mill, ball mill, and shaping machine.
The main uses of silicon carbide are high-temperature furnace charge, refractory products, deoxidizers in the steelmaking industry, foam ceramic industry, ceramic reaction sintering, solar silicon wafer cutting, crystal cutting, and grinding, automobile engine original parts manufacturing, special coating industry, rubber and plastic products Modification, desulfurization, power supply, environmental protection, and other fields.
PTING Technology, founded in 2005, is a well-known domestic brand of surface treatment and environmental protection equipment system solutions. As China Sandblasted black silicon carbide Suppliers and Wholesale Sandblasted black silicon carbide Factory, it is committed to the R&D and manufacturing of process technology and equipment in the field of industrial surface treatment and environmental treatment. The enterprise has passed the ISO9001 quality system certification. The R&D and manufacturing base, with a building area of 25000 square meters, is located in Ningbo, China. With PTING's global overseas center in Singapore and more than 20 national offices, PTING Technology has provided surface treatment equipment, environmental protection equipment and process technology services to more than 2000 users worldwide. Users are widely distributed in: home appliance manufacturing, digital electronics, auto parts manufacturing, hardware and bathroom, new materials, new energy, rail transit, aerospace, petrochemical power, marine engineering, heavy industry equipment, agricultural machinery, engineering machinery Furniture manufacturing, etc.
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