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Overview of 99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar
99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar is precision-engineered from 99%+ pure aluminum oxide (Al₂O₃), offering outstanding mechanical strength and thermal stability. With a maximum operating temperature of 1800°C, these rings are widely used in high-wear applications such as bearings, seals, insulators, and semiconductor processing equipment. Their exceptional hardness and corrosion resistance make them ideal for demanding industrial environments.
Key Features of 99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar
Extreme Temperature Resistance – Stable up to 1800°C with minimal thermal expansion
Superior Wear Resistance – Harder than steel, ensuring long service life
Excellent Electrical Insulation – High dielectric strength for electronic applications
Chemical Inertness – Resists acids, alkalis, and corrosive gases
Precision Machined – Tight tolerances for consistent performance in mechanical assemblies

(99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar)
Specifications of 99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar
This 99% alumina ceramic bar takes care of extremely high warmth. It functions well up to 1500 degrees Celsius. This makes it excellent for furnaces and kilns. It maintains its shape and strength at these temperature levels. It will not melt or warp easily.
The material is very difficult. It ratings high up on the Hv90 solidity scale. This implies it stands up to scrapes and wear. It lasts a long time despite having harsh usage. You can depend on its sturdiness.
These bars are available in typical sizes. Common diameters are 3mm, 4mm, 5mm, 6mm, 8mm, 10mm. Lengths are generally 100mm, 150mm, 200mm, 300mm. Custom-made sizes are possible also. The precision is excellent. Expect resistances around +/- 0.1 mm. The surface really feels smooth.
It’s an exceptional electrical insulator. It obstructs high voltage electricity. This is important for electrical parts. It doesn’t conduct electricity in all. This residential or commercial property remains solid even when warm.
The ceramic resists chemical damages. Acids and alkalis do not harm it a lot. It manages corrosion well. This matches it for chemical settings. It will not rust or decay like metals.
Its thermal expansion is reduced. It doesn’t grow much when heated up. This stops splitting under heat anxiety. It takes care of abrupt temperature level adjustments well. This is thermal shock resistance.
This alumina bar operates in lots of requiring tasks. Utilize it for furnace supports. Utilize it for kiln furnishings. Use it for electrical insulators. Use it for thermocouple tubes. Utilize it for high warm components. It provides reputable efficiency. It holds up against difficult conditions.

(99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar)
Applications of 99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar
99 Alumina High Temperature Resistant Ceramic Arc Porcelain Bar is necessary for difficult industrial work. This product is unbelievably hard. It handles severe heat quickly. It stays secure even over 1700 ° C. This makes it ideal for high-temperature furnaces. It lasts a lot longer than steel parts. It conserves cash on substitutes.
Its electrical insulation is excellent. This is crucial in electric heater. The bar protects burner reliably. It protects against brief circuits. It guarantees secure procedure. You see this in kilns for porcelains or steels. It also operates in glass melting heaters. The heat does not harm it.
The bar resists chemical assault well. Severe gases and liquified products don’t harm it. This is essential in chemical handling equipment. It takes care of corrosive environments inside activators. It sustains parts in aggressive atmospheres. It maintains things running efficiently.
Its hardness fights put on properly. It holds up against constant friction and abrasion. This is important in product handling systems. It overviews hot products on conveyor lines. It serves as wear-resistant linings. It lowers upkeep downtime considerably.
The product has reduced thermal expansion. It maintains its shape under rapid temperature adjustments. Thermal shock rarely splits it. This reliability is key in demanding applications. Think semiconductor manufacturing equipment. Believe aerospace testing rigs. Assume anywhere heat and precision meet.
You find this ceramic bar in thermocouple security tubes. It shields fragile sensors in molten metal. It shields high-voltage electric links securely. It sustains hot parts in vacuum heaters. Its toughness and security are unparalleled. Industries rely on it for consistent performance. It deals with the heat others can not.
Company Profile
Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.
Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of 99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar
99% Alumina High Temperature Resistant Ceramic Arc Ceramic Bar FAQs
What is the maximum temperature this ceramic bar handles?
This 99% alumina bar withstands continuous use at 1600°C (2912°F). Short-term exposure to even higher temperatures is possible. It keeps its strength and shape well in extreme heat. This makes it ideal for demanding furnace applications.
Is this ceramic bar electrically insulating?
Yes, it provides excellent electrical insulation. Its high alumina purity ensures strong dielectric properties. This ceramic effectively blocks electric current flow even at high temperatures. It is safe for electrical and electronic uses requiring insulation.
Can it handle sudden temperature changes?
Yes, this alumina ceramic resists thermal shock well. Rapid heating or cooling generally causes no cracking. Its material properties manage thermal stress effectively. This reliability is crucial for processes involving quick temperature shifts.
Is the surface smooth?
The surface finish is very smooth. This minimizes friction and wear during operation. Smooth surfaces also prevent material sticking or buildup. Consistent quality ensures reliable performance in your application.
Where is this ceramic bar typically used?
Common uses include furnace linings, kiln furniture, and high-temperature supports. It serves well in heat treatment fixtures and thermocouple protection tubes. Electrical insulation applications benefit greatly. Its durability suits laboratory equipment and industrial heating elements too.

(99 Alumina High Temperature Resistant Ceramic Arc Ceramic Bar)
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