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How heat resistant is boron nitride

What is boron nitride?
Boron nitride is normally black, brown or dark red crystals with sphalerite framework as well as good thermal conductivity. Its solidity is 2nd only to ruby, a superhard product commonly made use of as device materials and also abrasives. Boron nitride has chemical resistance and no erosion by inorganic acid as well as water. The boron nitrogen bond is broken in hot, focused alkali. Oxidation begins in the air at 1200 ℃. Disintegration begins at concerning 2700 ℃ in a vacuum. It is somewhat soluble in warm acid as well as insoluble in chilly water. The family member density is 2.29. The compressive strength is 170 miles per hour. The optimum solution temperature is 900 ℃ in the oxidation environment and also 2800 ℃ in the non-active reduction atmosphere, yet the lubrication performance is inadequate at area temperature level. A lot of residential properties of boron nitride are better than carbon products. For hexagonal boron nitride: the rubbing coefficient is shallow Great high-temperature stability, great thermal shock resistance, high stamina, high thermal conductivity, reduced expansion coefficient, high resistivity, rust resistance, microwave or infrared transmission.


What is the function of boron nitride? Hexagonal boron nitride can make TiB2/BN composite ceramics, advanced refractories and also superhard product; separation rings for continual horizontal rolling, high-temperature immune lubes and high-temperature coatings. It is also a raw material for manufacturing cubic boron nitride. Additionally, it is additionally a very exceptional high-temperature lubricant, which can be used as an element of self-lubricating bearings. Boron nitride has several physical homes similar to graphite, called white graphite. It is similar to mica, talcum powder, and also silicate; Fatty acids are collectively described as white solid lubricating substances. As a lube, boron nitride can be dispersed in heat-resistant lubricating grease, water or solvent; It is splashed on the friction surface area to create a completely dry film after the solvent volatilizes and afterwards filled in the material, ceramic, as well as steel surface layers as a high-temperature immune self-lubricating composite material. It is utilized in aerospace engineering, or the boron nitride powder can be directly coated on the overview rail surface. The boron nitride suspension oil is white or yellow. For that reason, it does not contaminate fiber products in fabric machinery as well as can be widely used in the lubrication of synthetic fibre textile machinery.

Is Boron nitride dangerous to body?
Boron nitride is not hazardous, however boron nitride powder is a cloud of dirt dangerous to human health. Boron nitride powder is physically inert and will certainly be destructive to health when ingested, inhaled, as well as contacted with the skin as well as eyes. Consuming or breathing in will trigger skin, respiratory system, as well as kidney flow conditions.

Rate of boron nitride
Boron nitride fragment dimension as well as purity will certainly impact the item'' s rate, and the purchase volume can also influence the expense of boron nitride. A big amount of large amount will be lower. The cost of boron nitride can be discovered on our company'' s main internet site.

Boron nitride supplier
Innovation Co. Ltd. , is a dependable as well as premium international chemical product supplier and also manufacturer. It has greater than 12 years of experience offering ultra-high top quality chemicals as well as nanotechnology products, including boride powder, nitride powder, graphite powder, sulfide powder, as well as 3D printing powder. If you are searching for top notch and affordable hexagonal boron nitride powder, you rate to call us or make inquiries whenever.

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