Баррасии керамики бор нитриди

Керамики бор нитриди (BN) як маводи беназирест, ки бо хосиятҳои истисноии худ машҳур аст ва онро дар барномаҳои гуногуни саноатӣ хеле арзишманд мегардонад. Он дар шаклҳои гуногун мавҷуд аст, асосан нитриди бор шашкунҷа (h-BN), нитриди бор (c-BN) ва нитриди бор вуртзитӣ (w-BN). Шашкунҷаи BN, шакли маъмултарин, аз сабаби хусусияти молиданӣ ва гармигузаронӣ, вале аз ҷиҳати барқ ​​​​изолятсияшавандааш аксар вақт бо графит муқоиса карда мешавад. Керамикаи бор нитриди дар зери ҳарорат ва фишорҳои баланд синтез карда мешавад, ки омезиши нодири хосиятҳоеро пешниҳод мекунад, ки дар бисёр маводи дигар мавҷуд нестанд.

Хусусиятҳои керамикии бор нитриди

Қобилияти гармидиҳӣ: Қобилияти гармидиҳии аъло, махсусан дар шакли шашкунҷа, имкон медиҳад, ки гармии гармро самаранок паҳн кунад.

Изолятсияи барқ: Хусусиятҳои барҷастаи изолятсияи барқ ​​онро барои барномаҳои электрикие, ки идоракунии гармиро талаб мекунанд, беҳтарин мегардонанд.

Устувории химиявӣ: Ба ҳамлаҳои кимиёвӣ, аз ҷумла кислотаҳо ва асосҳои қавӣ тобовар аст, ки устувориро дар муҳити сахт таъмин мекунад.

Муқовимат ба зарбаи гармидиҳӣ: Муқовимати олӣ ба зарбаи гармӣ, ки ба он имкон медиҳад, ки ба тағирёбии босуръати ҳарорат бидуни шикастан тоб оварад.

Қувваи механикӣ: Қувваи хуби механикӣ ҳам дар ҳарорати хонагӣ ва ҳам дар ҳарорати баланд, гарчанде ки ин метавонад бо шакли BN фарқ кунад.

Молданӣ: Хусусияти худидоракунии молидан аз сабаби сохтори қабати он, ки сурхшавӣ ва фарсудашавии қисмҳои ҳаракаткунандаро коҳиш медиҳад.

Заҳролуд: Истифодаи он дар муҳити гуногун, аз ҷумла дар соҳаи тиб ва коркарди хӯрокворӣ, аз сабаби табиати заҳролуд нест.

Иҷрои ҳарорати баланд: суботро дар ҳарорати бениҳоят баланд, аз 1000 °C зиёд дар атмосфераи инертӣ нигоҳ медорад ва онро барои барномаҳои оташ тобовар мувофиқ месозад.

(Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet)

Specification of Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet

Hexagonal BN Hot Pushed Boron Nitride Ceramic Sheet is a high-performance product designed for requiring industrial applications. This ceramic sheet is made from hexagonal boron nitride (h-BN), refined using warm pushing innovation. It combines exceptional thermal stability, electrical insulation, and chemical resistance. The material operates properly in temperatures up to 1800 ° C in inert environments and 900 ° C in oxidizing problems. Its reduced thermal growth coefficient stops breaking under rapid temperature level modifications.

The sheet has a thermal conductivity of 25-35 W/m · K, similar to steels yet without electric conductivity. This makes it optimal for high-temperature electrical insulation. The material’s split hexagonal structure gives self-lubricating properties, reducing friction in mechanical applications. It withstands corrosion from liquified metals, salts, and acids, making sure durability in rough environments.

Normal thickness arrays from 0.5 mm to 50 mm, with personalized sizes readily available. Density is 1.8-2.1 g/cm THREE, supplying lightweight performance. Surface finish alternatives include typical machined or brightened. The material is quickly machined right into intricate forms making use of basic devices.

Applications consist of furnace parts, crucibles for metal melting, and shielding components in semiconductor manufacturing. It acts as a release representative in glass molding and a substrate for high-temperature finishings. In aerospace, it is made use of for thermal obstacles and insulators. The ceramic sheet is compatible with vacuum systems and does not outgas under extreme conditions.

It outmatches typical products like graphite or alumina in thermal shock resistance and oxidation security. The lack of binding additives makes certain pureness, vital for delicate procedures. Its safe nature satisfies safety and security criteria in food and pharmaceutical sectors.

Hexagonal BN sheets are readily available in standard or custom-made qualities tailored for details thermal, mechanical, or electrical demands. Product packaging options include anti-static products to prevent contamination. Life span is uncertain when kept in dry, room-temperature problems.

This item is relied on metallurgy, electronics, and energy fields for reliability under severe anxiety. It minimizes downtime in high-temperature processes, boosting functional efficiency.

(Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet)

Applications of Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet

Hexagonal BN hot-pressed boron nitride ceramic sheets are flexible materials utilized throughout lots of sectors. They deal with extreme warm, stand up to chemicals, and insulate electricity. These residential properties make them beneficial for requiring applications.

High-temperature commercial procedures rely on these sheets. They line heaters, crucibles, and molds. Molten steels and alloys do not stick to them. This decreases wear and extends tools life. Semiconductor manufacturing uses them as insulating parts. They separate components in high-heat environments without performing electricity.

Electronics take advantage of boron nitride sheets. They dissipate heat in tools like power transistors and LED components. Warmth builds up less, enhancing efficiency and lifespan. The sheets also work as electric insulators in circuits. This avoids short circuits in high-voltage setups.

Steel casting and glass manufacturing make use of these sheets. They stand up to temperature levels over 2000 ° C without degrading. Liquified glass or steel does not react with boron nitride. This maintains the final product pure. The sheets likewise act as release layers. Products cool down evenly and separate cleanly from molds.

Aerospace and protection sectors use boron nitride sheets. They secure parts from extreme warm in engines or propulsion systems. Their light-weight nature stays clear of including mass. Chemical processing equipment uses them for lining activators and pipes. Acids and alkalis do not corrode the material. This decreases upkeep and downtime.

Laser innovation incorporates these sheets as warmth sinks. High-power lasers generate extreme heat. Boron nitride spreads the warmth promptly, avoiding damage. The product’s low thermal development keeps elements steady during temperature changes.

Hexagonal BN ceramic sheets are machinable. They can be reduced or formed to fit customized layouts. This versatility matches specialized commercial requirements. Their mix of thermal, electric, and chemical resistance makes them a practical option for sophisticated engineering obstacles.

Ширкат Муқаддима

Advanced Ceramics, ки 17 октябри соли 2014 таъсис ёфтааст, як корхонаи баландтехнологӣ мебошад, ки ба пажӯҳиш ва таҳия, истеҳсол, коркард, фурӯш ва хидматрасонии техникии маводҳо ва маҳсулоти нисбии сафолӣ машғул аст.. Аз замони таъсисаш дар соли 2014, ширкат ӯҳдадор шудааст, ки ба мизоҷон беҳтарин маҳсулот ва хидматҳоро пешниҳод кунад ва тавассути идоракунии пайвастаи сифат ва технологияи нав ба пешсафи саноат табдил ёфт.

Маҳсулоти мо маҳсулоти сафолини кремний карбиди, Маҳсулоти сафолии бор нитриди бор, Маҳсулоти керамикии кремний, нитриди кремний, маҳсулоти сафолини цирконий диоксиди, маҳсулоти кварц ва ғайраҳоро дар бар мегирад. Лутфан, бо мо тамос гиред.(nanotrun@ya)

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5 FAQs of Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet

What is Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet?
This material is a ceramic sheet made by hot-pressing hexagonal boron nitride powder. It combines high thermal conductivity with electrical insulation. The production process ensures dense structure and uniform properties for industrial applications.

What are the key properties of this ceramic sheet?
It resists extreme temperatures up to 1800°C in inert atmospheres. It conducts heat well but blocks electricity. It stays stable in corrosive chemicals. It works in high-stress environments without cracking or degrading.

Where is this material commonly used?
It is used in high-temperature furnaces as insulation or crucibles. Semiconductor manufacturing relies on it for wafer processing. Metal casting uses it for non-stick surfaces. Aerospace and electronics industries apply it for thermal management.

How does it differ from other ceramic materials?
Unlike alumina or zirconia, it transfers heat faster while insulating electrically. It handles thermal shock better than most ceramics. It does not react with molten metals or acids. This makes it unique for combined thermal and chemical challenges.

How should this ceramic sheet be handled and stored?
Avoid dropping or applying sudden force to prevent cracks. Store it in dry conditions to limit moisture absorption. Clean surfaces with non-abrasive tools before installation. Follow manufacturer guidelines for machining to avoid structural damage.

(Hexagonal BN Hot Pressed Boron Nitride Ceramic Sheet)