Silicon carbide 80 grit is a fine-grained silicon carbide material with a size of 80 mesh (i.e. 80 holes per inch of screen). Compared with coarser silicon carbide grit, it has a smaller size and is suitable for applications that require fine processing and high surface quality. Due to its hardness, high temperature resistance and chemical stability, 80 mesh silicon carbide grit is widely used in many industries, especially in environments that require high surface accuracy and wear resistance.

Silicon Carbide 80 Grit

chemical composition

Grade	Sic%	FreeC%	Si+SiO2%	Fe2O3	MgO%	H2O%
Sic75	75±4	2.5±1	17±2	3	0.16	<5
Sic65	65±4	4.5±1	23±2	4	0.12	<5
Sic55	55±4	4.8±1.5	28±3	5±2	0.1	<5
Sic45	45±4	5±2	31±3	7±2	0.1	<5

Size Range	Chemical Composition %
Size Range	SIC	F.C	Fe2O3
16#-90#	>98.50	<0.02	<0.60
100#-180#	>98.50	<0.30	<0.80
220#-240#	>98.50	<0.30	<1.20

Size Range	Chemical Composition %
Size Range	SIC	F.C	Fe2O3
20#-90#	>99.00	<0.20	<0.20
100#-180#	>98.50	<0.25	<0.50
220#-240#	>98.00	<0.25	<0.70

Model	Chemical Composition %
Model	SiC	Free Carbon	Fe2O3
SiC 98	98 min	0.2 max	0.60 max
SiC 97	97.0 min	0.3 max	1.20 max
SiC 90	90.0 min	1.0 max	1.20 max
SiC 88	88.0 min	4.0 max	1.5 max
Model-SiC Briquette	SiC	Al2O3	Fe2O3
SiC Briquette 70	70.0 min	5.0 max	3.0 max
SiC Briquette 65	65.0 min	5.0 max	3.0 max

Main uses of Silicon carbide 80 grit

1. Abrasives and grinding wheels

Metal processing: used for grinding, deburring and finishing surfaces in the precision processing of metals such as cast iron, steel, and aluminum alloys.

Ceramics and glass: used for precision processing and surface polishing of brittle materials such as ceramics and glass.

Grinding wheel manufacturing: used to manufacture abrasive tools such as grinding wheels and polishing wheels.

2. Sandblasting and surface treatment

Sandblasting cleaning: removes oxide layers, rust and dirt from metal surfaces.

Surface roughening: a pretreatment process used to improve the adhesion of coatings, plating, etc.

Deburring: Especially used to remove fine burrs and flaws during the post-processing of precision mechanical parts and castings.

3. Ceramics and refractory materials

Refractory bricks and refractory linings: Used in the production of refractory bricks, furnace linings and other refractory materials in metallurgy and high-temperature industrial equipment.

High-temperature ceramics: Used to manufacture ceramic materials that can withstand high temperatures, widely used in high-temperature environments such as aerospace, metallurgy, and chemical industry.

4. Composite materials

High-performance composite materials: Used in aerospace, automotive and other fields to improve the strength and wear resistance of materials.

Anti-wear parts: Such as pumps, mechanical seals and other equipment, which require parts with high wear resistance.

5. Water treatment and filtration

Water filtration: In water treatment plants and drinking water purification systems, it is used as an effective filter material.

Sewage treatment: Used in sewage treatment processes to remove solid particles and suspended matter in water.

6. Laser and optical applications

Laser heat dissipation: Used as heat exchange and heat dissipation materials in high-power laser equipment.

Optical components: Used to manufacture certain specific optical components, optical devices that require high strength and high stability.

7. Environmental protection and air purification

Air filtration: used as a filter medium in air purifiers to remove particulate matter and harmful substances in the air.

Industrial waste gas purification: used for the treatment of industrial waste gas, adsorbing or filtering harmful substances in the waste gas.

Silicon Carbide 80 Grit

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Address: Tianhui NO.9 Building, Zhonghua Road, Anyang City, Henan Province, China.
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