Black silicon carbide 55C F220
Product introduction of Black silicon carbide 55C F220
Black silicon carbide 55C F220 is produced by a premium reshape milling process. Then the material is washed with acid and fully cleaned with water. So there is much less dust in the grits. In the meantime, it gets a higher bulk density. That type of black silicon carbide grit is suitable for making abrasive wheels.
Typical physical properties of Black silicon carbide 55C F220
Hardness: | Mohs:9.2 |
Cleanness: | Min 95% |
Melting Point: | dissociated at about 2300 °C |
Maximum service temperature: | 1900℃ |
Specific Gravity: | 3.2-3.45 g/cm3 |
Bulk density(LPD): | 1.2-1.6 g/cm3 |
Color: | Black |
Particle shape: | Hexagonal |
Modulus of Elasticity | 58-65×106 psi |
Coefficient of Thermal Expansion | 3.9-4.5 x10-6/ ℃ |
Thermal Conductivity | 71-130 W/MK |
Typical physical properties of Black silicon carbide 55C F220
SiC | ≥99% |
SiO2 | ≤0.5% |
Fe2O3 | ≤0.2% |
F.C | ≤0.2% |
Magnetic content | ≤0.01% |
Product Feature of Black silicon carbide 55C F220
- High cleanness and dustless.
- High bulk density.
- High SiC purity up to 99%.
- High hardness, retaining hardness and high wear resistance.
- Excellent thermal shock resistance with high thermal conductivity and low linear thermal expansion.
- Good particle distribution.
- Good ability to withstand the strongest alkalis and acids.
Application of Black silicon carbide 55C F220
- Semi flex grinding wheel for marble.
- Vitrified grinding wheel and SiC cup grinding disc.
- Brush buffing wheel.
- Nylon polishing wheel for paint removal.
- Black silicon carbide Sanding wheel.
- Fiber grinding disc.
- Sanding sheet,etc.
Product Specification of Black silicon carbide
F-macro grits sizes | ||
Grit designation | Mean diameter (um) | Bulk Density(g/cm3) |
F24 | 745 | 1.59-1.63 |
F30 | 625 | 1.57-1.61 |
F36 | 525 | 1.58-1.60 |
F40 | 438 | 1.57-1.63 |
F46 | 370 | 1.58-1.62 |
F54 | 310 | 1.56-1.61 |
F60 | 260 | 1.55-1.60 |
F70 | 218 | 1.52-1.57 |
F80 | 185 | 1.57-1.61 |
F90 | 154 | 1.53-1.57 |
F100 | 129 | 1.50-1.55 |
F120 | 109 | 1.46-1.52 |
F150 | 82 | 1.48-1.51 |
F180 | 69 | 1.44-1.48 |
F220 | 58 | 1.42-1.47 |
Production details:
Product Qualification:
ISO 9001:2015 Certificate
TUV certificate
Packing:
- 25 kgs/PVC Bag with plastic inner bag.
- 1MT /Jumbo Bag
- 25 kgs/PVC Bag,40Bags/Jumbo Bag
- 1 Metric Ton/Jumbo Bag/Pallet
- 25 kgs/paper bag,1MT/Pallet
- Other customized packages are available
FAQ:
Q: Are you a manufacturer?
A: Our company is a manufacturer. We began to produce silicon carbide material in 1999.
Q: What grade of silicon carbide do you have?
A: Expect metallurgical black silicon carbide, the silicon carbide from us is all of A-grade quality.
Q: How will you check silicon carbide quality before delivery?
A: We will check the chemical content, cleanness of the SiC grain and powder. And inspect the gradation, bulk density of SiC grain and powder.
Q: Do you support a third-party quality test?
A: Yes, we are open to getting the third-party quality test before delivery.
Q: Are the silicon carbide material from you is reclaimed material?
A: No. We only produce A-grade silicon carbide produced from high-quality melted SiC blocks.
Q: Is there any restriction to export silicon carbide from China?
A: Yes, it needs to provide an export license to Chinese customs. We could provide it and make customs clearance in China.
Q: Are free samples available?
A: Yes, we provide free samples within 1 kg. Customers only need to bear the logistic cost.
Q: What is the lead time for each order?
A: It depends on the quantity required. Generally 5-10 days for FCL(20-25MT).
Q: What is your annual capacity?
A: Our capacity is 1800-2000MT per month, annually appr. 22000 MT.
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