Pure Hexagonal Boron Nitride looks like talcum powder, white and dry lubricate. It is a synthetic material which although discovered in the early 19th century. Sinyo hBN is synthetized by Melamine and Boric Acid in nitriding furnace.
Formula: BN, CAS No.: 10043-11-5, HS Code: 28500012.00
| Grade | LN | HW | SA | ||||||
| Size Distribution(μm) | 2-4 | 4-7 | 8-12 | 4-7 | 8-12 | 13-15 | 4-7 | 8-12 | |
| Purity(BN%) | 98%min | 99%min | 99.3%min | ||||||
| B2O3% | 1.0%max | 0.5%max | 0.3%max | ||||||
| Tap density(g/cm3) | 0.2-0.3 | 0.25-0.35 | 0.25.35 | ||||||
| Total O% | 1.5%max | 1.0%max | 0.6%max | ||||||
| Crystal size | 1-2 | 3-5 | 3-5 | 4-7 | |||||
| Purpose | Industrial lubricate, Release coatings, Electronics industry, |
Industrial lubricate, Release coatings, Electronics industry, Ceramic, cBN |
Industrial lubricate, Release coatings, Electronics industry, Ceramic, cBN, Cosmetic |
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