Changsha Ceram New Material Co. Ltd.-Supplier of Advanced Ceramic, Diamond Wear and Cutting Parts,Cemented Carbide

Silicon carbide ceramic is an advanced, high-performance ceramic material primarily composed of silicon carbide (SiC).Silicon carbide possesses the best thermal shock resistance of all advanced ceramic materials and excellent overall mechanical properties: excellent thermal conductivity, exceptional wear resistance, high temperature resistance, high strength, high toughness, and high durability.

Pressureless sintered silicon carbide(SSiC) is a dense ceramic material made from 0.5µm silicon carbide micropowder through dry pressing, isostatic pressing, and hot isostatic pressing, followed by high-temperature sintering. It has a low coefficient of thermal expansion of 4.0 x 10⁻⁶/℃, a flexural strength of up to 400 MPa, and a density of 3.1 g/cm³, enabling lightweight structures.

SSiC (Sintered Silicon Carbide) mechanical seal is a high-performance seal made from a lightweight, extremely hard ceramic material that is highly resistant to heat, wear, and corrosion. It is used in demanding applications like pumps and other rotary machinery due to its excellent mechanical strength, high temperature resistance, good thermal conductivity, and chemical inertness. 

Silicon Carbide Seal Ring (SiC Ring) is a lightweight ceramic product with high strength properties comparable to diamond. It has excellent thermal conductivity, low thermal expansion, and is resistant to corrosion from acids. Silicon carbide is an excellent ceramic material for applications requiring good erosion and abrasive resistance. Consequently, the silicon carbide seal ring is useful in a variety of applications including spray nozzles, shot blast nozzles, and cyclone components

A silicon carbide ceramic bushing is a sleeve made from silicon carbide (SiC), a super tough ceramic material. It slips between moving parts in machines to cut friction and stop wear. Picture it as a rock-solid guard that keeps things sliding smoothly, even in the toughest spots.

Silicon nitride ceramic bushings are a type of advanced ceramic material that is made by combining silicon and nitrogen. It is a non-oxide ceramic that has a unique crystal structure that gives it exceptional strength and toughness. Silicon nitride ceramics are known for their excellent mechanical, thermal, and chemical properties, which make them ideal for use in various industries.

Si3N4 Ceramic Tubes are inorganic material ceramics that do not shrink during sintering.Silicon nitride hardness is extremely high, especially hot-pressed silicon nitride, is one of the hardest substances in the world, with high hardness, low density, high temperature resistance and other properties.Si3N4 has good impact resistance due to its low thermal expansion coefficient and high thermal conductivity.

Si3N4 ceramic bushings are small sleeves made from silicon nitride (Si3N4), a high-tech ceramic material. It fits between moving parts in machines to reduce friction and stop wear. Think of it like a superhero shield that keeps things sliding smoothly without breaking down. Silicon nitride is special because it’s super tough and can handle crazy conditions. It’s used in places where regular materials like metal or plastic just can’t keep up. So, if you need something strong and reliable, this bushing is your buddy!

Silicon Nitride Bearing Ball is a man-made compound synthesized through several different chemical reaction methods. Parts are pressed and sintered by well-developed methods to produce a ceramic with a unique set of outstanding properties. Silicon Nitride Bearing Ball is ideal for bearing parts. Compared with steel, high-performance Silicon Nitride Bearing Balls have better mechanical properties under high temperatures and could survive from most of the corrosive chemicals.

ZTA Ceramic bushingZirconia toughened alumina (ZTA) ceramic is a composite material combining alumina (Al₂O₃) and zirconia (ZrO₂) to achieve an ideal balance of hardness, strength, and fracture toughness.By embedding fine zirconia particles into the alumina matrix, the zirconia toughening mechanism significantly increases crack resistance — making ZTA up to 3× tougher than pure alumina while remaining more cost-effective than full zirconia ceramics. Zirconia Toughened Alumina Manufacturing Process Zirconia Toughened Alumina PropertiesZirconia toughened alumina (ZTA) ceramics offer an exceptional balance of hardness, strength, and fracture toughness, achieving up to three times higher crack resistance than standard alumina. They combine excellent wear, corrosion, and thermal stability, making them ideal for harsh industrial environments and precision components.

ZTA, Zirconia Toughened Alumina Ceramics (referred to as composite ceramics, ZTA) has the characteristics of corrosion resistance and chemical stability. Alumina has high hardness and the toughness of zirconia is good. The composite ceramics have the properties of both materials, it has higher flexural strength and fracture toughness at room temperature, and zirconia toughened ceramics have excellent wear resistance, high strength, and hardness.

ZTA ceramic partsZirconia Toughened Alumina (ZTA) serves as the ideal intermediate material solution between zirconia and alumina, this composite material combines the advantages of both materials, offers superior mechanical strength and abrasion resistance. This cermaic material is a specialized alumina that is stronger and tougher than ordinary alumina ceramic, and provides high thermal shock resistance, but cost less than zirconia.

Alumina ceramic parts have high thermal conductivity, compressive strength, and thermal shock resistance. Alumina is a ceramic material with high thermal conductivity, compressive strength, and thermal shock resistance. It also has a low thermal expansion, making it a suitable material for furnace use in the crucible, tube, and thermocouple sheath form. Alumina has high hardness and good wear resistance, making it a suitable material for ball valves, piston pumps, and deep drawing tools.

99% Alumina ceramic are known for their high hardness, wear resistance, corrosion resistance, good electrical insulation and high temperature stability.According to the different alumina content, it can be divided into different grades, such as 95%, 96%, 99%, 99.5% and 99.7%, 99.8%, among which 99% refers to ceramic materials with an alumina content of 99%. As the alumina content increases, its mechanical strength and electrical insulation properties will also increase accordingly.

99% Alumina ceramic sleeve with hign wear resistance and favorable erosion resistance,the ceramic tube is widely used in the high corrosive and high-temperature environment like thermal power plants,mining,metallurgy,cement plants,etc.

95% Alumina Ceramic Ring offers high hardness, mechanical strength, temperature stability, thermal conductivity, insulation, and corrosion resistance. It is an excellent material for various applications such as mechanical seals, electronics, instrumentation, etc. Heeger Materials provides top-quality Al2O3 Ceramic rings at competitive prices, offering specialized and customized services.Alumina (Al2O3) Ceramic Ring consists of high-purity alumina (Al₂O₃), providing outstanding strength, hardness, and thermal stability. Recognized for their excellent electrical insulation, resistance to high temperatures, oxidation, and corrosion, alumina ceramics are extensively utilized in extreme conditions. These rings are perfect for uses that need durability and structural integrity, including mechanical seals, sensors, electronics, and instrumentation. Moreover, alumina ceramic rings are used in sectors such as communications, transportation, and engineering because of their robustness and high-performance qualities. Their capacity to endure harsh conditions renders them vital for crucial parts in challenging applications.

99.8% Alumina Ceramic Cylinder with Maximum wear resistance and corrosion resistance. High density, diamond like hardness, fine grain structure and superior mechanical strength.The material of choice for a wide range of demanding applications. Alumina Ceramic in 99.7 and 99.5% alumina is also available.

99.7% Alumina Ceramic Bushings made of high-purity alumina material and processed through high-temperature sintering, offering high hardness, mechanical strength, temperature stability, thermal conductivity, insulation, and corrosion resistance. we provides top-quality Al2O3 Ceramic Bushing at competitive prices, offering specialized and customized services to meet needs. 

Aluminum nitride ceramics are made of aluminum nitride (AlN) sintered at high temperature. The molecular formula of aluminum nitride is AlN, the molecular weight is 40.99, the common melting point is mp 2400°C (dec), and the common density is 3.26 g/cm3. Its common Its structure is cubic β-AlN and hexagonal α-AlN. It is an advanced ceramic material with excellent performance. The thermal conductivity of aluminum nitride is usually between 100-320W/(m·K), which is related to the purity and preparation process. The better the preparation, the higher the purity, and the higher the thermal conductivity. It is also affected by the temperature environment. Aluminum nitride (AlN) ceramics have good high temperature resistance and mechanical strength, and can remain stable under high temperature, high pressure, and harsh environments. Mainly used to manufacture ceramic heat sinks, aluminum nitride substrates, packaging materials, sensors, high-frequency electronic devices, aluminum nitride wafers and aluminum nitride crucibles, etc.

Aluminum nitride (AlN) ceramic is a high-performance advanced ceramic material. Its room temperature thermal conductivity reaches 170-230 W/(m·K), which is 5-10 times that of alumina (Al₂O₃) and comparable to metallic aluminum. It has a volume resistivity >10¹⁴ Ω·cm, a low dielectric constant (8-9), and low high-frequency losses.