Overview of Hexagonal Boron Nitride (h-BN)
Hexagonal Boron Nitride (h-BN) is an advanced synthetic ceramic that combines many useful thermal, electrical, physical and chemical properties in a unique material. Boron nitride powder, also known as white graphite, is a hexagonal non-abrasive white powder with a plate-like crystal structure similar to graphite, but has high oxidation resistance at 800ºC. Boron nitride powder has high thermal conductivity, low friction coefficient, high dielectric constant and is chemically inert.
Boron nitride industrial powder is a pure white ceramic material with a hexagonal crystal structure similar to graphite. Boron nitride can withstand temperatures exceeding 2,000°C and, depending on the grade, its dielectric strength is close to 1000 volts/mil. Boron nitride is hot-pressed in the form of billets, which can be easily processed into rods, rods, plates and even customized shapes.
Boron nitride is the simplest new polymer material. It has hexagonal and cubic crystal shapes. It is a product with high temperature resistance, corrosion resistance, high insulation and good lubricity. Its oxidation temperature can reach 1000°C, and it has Good lubricity at high temperature, it is a good high temperature solid lubricant.
Hexagonal boron nitride (hBN) is commonly referred to as "white graphite". It is an artificial ceramic made by reacting boric acid or boron oxide with nitrogen at a temperature above 1600°C. The resulting product is a smooth white powder with excellent high temperature stability (oxidation resistance at 850°C) and lubricating properties. It also has good lubricity at high temperature and is an excellent high-temperature solid lubricant;
It has a strong neutron absorption capacity; chemically stable, it is resistant to almost all melting
Metals are chemically inert and can withstand high temperatures up to 2000°C. Its molded products have convenient
Excellent performance of machining.
Application of Hexagonal Boron Nitride BN Powder
Hexagonal boron nitride is white (clean appearance), non-toxic and non-conductive. It is an excellent substitute for other commonly used lubricants in metal processing (such as graphite, molybdenum disulfide, organic waxes and oils). In most cases, boron nitride can greatly improve the efficiency of these applications.
Used as high temperature solid lubricant, extrusion anti-wear additive, additive for ceramic composite production;
Used for special electrolysis and resistance materials under high temperature conditions;
Used for aerospace insulation materials and jet nozzles of aircraft and rocket engines;
Used as structural material for atomic reactors;
Used to synthesize cubic boron nitride;
Used in various high-temperature, corrosion-resistant and anti-oxidation coatings;
Oxidation additives for refractory materials, especially in the occasions of resistance to molten metal corrosion;
Used as a release agent for metal forming and a lubricant for metal stretching;
Used for molten metal crucible; radiator and high temperature insulator;
Used as a raw material for cosmetics.
Hexagonal Boron Nitride (h-BN) Price
The price of hexagonal boron nitride (h-BN) varies randomly with production costs, transportation costs, international conditions, exchange rates, and market supply and demand of hexagonal boron nitride (h-BN). TankiNew Materials Co. Ltd aims to help all industries and chemical wholesalers find high-quality products by providing a full range of products. If you are looking for Hexagonal Boron Nitride (h-BN) powder, please contact us for the latest price.
Supplier of Hexagonal Boron Nitride (h-BN)
As a global supplier of hexagonal boron nitride (h-BN) materials, Tanki New Materials Co., Ltd. Has extensive experience in the performance, application and cost-effective manufacturing of advanced and engineering materials. The company has successfully developed a series of powder materials (including oxides, carbides, nitrides, single metals, etc.), high-purity targets, and functional materials. Ceramics and structural equipment, and provide OEM services.
Technical Parameter of Boron Nitride BN powder | ||||||
Product Name | MF | Purity | Particle Size | Melting Point | Density | Color |
(g/cm3) | ||||||
boron nitride | BN | 99% | 100nm, 500nm, | 3000℃ | 2.29 | white |
3-5um |
Chemical Composition of Boron Nitride BN powder | |||||
BN | MgO | Na2O | Fe2O3 | CuO | MnO |
99% | 0.07% | 0.08% | 0.06% | 0.01% | 0.03% |
Boron Nitride Properties | |
Other Names | Boron nitride |
CAS No. | 10043-11-5 |
Compound Formula | BN |
Molecular Weight | 24.82 |
Appearance | Colorless crystals |
Melting Point | 2973 °C |
Boiling Point | N/A |
Density | 2.1 g/cm3 |
Solubility in H2O | insoluble |
Electrical Resistivity | 13 to 15 10x Ω-m |
Poisson's Ratio | 0.1 |
Specific Heat | 840 to 1610 J/kg-K |
Thermal Conductivity | 29 to 96 W/m-K |
Thermal Expansion | 0.54 to 18 µm/m-K |
Young's Modulus | 14-60 GPa |
Exact Mass | 25.0124 |
Monoisotopic Mass | 25.0124 |
Boron Nitride Health & Safety Information | |
Signal Word | Warning |
Hazard Statements | H319-H335 |
Hazard Codes | Xi |
Risk Codes | 36/37 |
Safety Statements | 26-36 |
RTECS Number | ED7800000 |
Transport Information | N/A |
WGK Germany | 3 |
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