Zirconia Ceramic Components

Zirconia Ceramic Components

(ZrO2)

Zirconia ceramics is the strongest and toughest material among advanced ceramics.

Zirconia (ZrO2) has a monoclinic crystal structure at room temperatures, but transforms
to cubic and tetragonal structures at elevated temperatures. This transition can result in
the development of stresses during cooling which negatively impact the strength of the material.

Type of Zirconia Ceramics:

1. Properties of Yttria Stabilized Zirconia ceramics: The working temperature is up to 2100 ℃; high density, low thermal conductivity; chemically inert; anti-metal melting; ion conductivity; wear resistance, high hardness, high fracture toughness;

2. Properties of Cerium Stabilized Zirconia ceramics: The working temperature is up to 2100 ℃; high density, low thermal conductivity; chemically inert; resistance to metal melting; wear resistance, high hardness, high fracture toughness;

3. Properties of Magnesium Stabilized Zirconia ceramics: The working temperature is up to 2400 ℃; high density, low thermal conductivity; chemically inert; resistance to metal melting; wear resistance, high hardness, high fracture toughness.

Typical Physical Properties of Zirconia Ceramics:

1.High hardness, high toughness, high bending strength, zirconia ceramic density is 5.95-6.05g/cm3, zirconia ceramic toughness is 8MPa · m1/2 or more higher;

2.High wear resistance, low friction coefficient, wear resistance is 15 times that of alumina ceramics, friction coefficient is only 1/2 of that of alumina ceramics, after grinding(polishing) processing, the surface finish is better, up to ▽9, mirror surface, extremely smooth, with a lower coefficient of friction;

3.Good insulation, corrosion resistance, no static electricity, high temperature resistance, excellent thermal insulation, thermal expansion coefficient is close to that of steel;

4. Zirconia ceramics have self-lubrication, can solve the pollution caused by the lubricating medium and inconvenience caused by feeding.

Zirconia Ceramic performance parameters:

Chemical composition: ZRO2≥94.5%
Density: 6g/cm3
Sintering temperature: 1550~2600°C
Breakdown voltage strength: 15 kV/mm
Water absorption: <0.01%
Compressive strength: 5000 MPa
Hardness: ≥88(Hra)
Volume resistance: >1012 cm
Bending strength: 1100 MPa
Thermal expansion coefficient: 6.9~10 x10^(-6)/k
Thermal conductivity: 2.5 W/m-k
Heat resistance: 1800 °C

Typical Zirconia Ceramic Products:

Zirconia ceramics are mainly used in high-power devices, IC MOS tubes, IGBT chip-type thermal insulation, high-frequency power, communications, mechanical equipment, high current, high voltage, high temperature and other parts that require thermal conductivity and thermal insulation.

Pump components
Cutting tools
Valves (Spool)
Bearings
Filters

Zirconia ceramic rings

ceramic ring, advanced ceramic parts, precision ceramics, ceramic components

Zirconia ceramic axle sleeve

advanced ceramics, ceramic components, ceramic sleeve

Zirconia ceramic ferrule

advanced ceramics, ceramic ferrule, zirconia ceramic

Zirconia ceramic axle sleeve

advanced ceramic parts, precision ceramics, ceramic components

Zirconia ceramic tube

ceramic tube, advanced ceramic parts, precision ceramics, ceramic components

Zirconia ceramic rods (Plunger)

ceramic rod, ceramic Plunger, zirconia ceramics

Zirconia ceramic axle sleeve

zirconia sleeve, advanced ceramic parts, precision ceramics, ceramic components

Ceramic-metal component

zirconia ceramics, ceramic parts

Zirconia ceramic seal & spacers

ceramic parts, ceramic spacer, zirconia ceramics

Zirconia ceramic bearing (G10)

Advanced ceramics, Ceramicas Avanzadas, zirconia ceramics, fine ceramics, precision ceramics, ceramic components, ceramic parts, ceramic bearing, G10, Lithaiwa,cerámica,industrial ceramics, engineered ceramics

We make custom products according to special design or requirements.

OEM is acceptable.

Advertisements

Alumina Ceramic Components

Alumina Ceramic Components

(Al2O3)

Alumina ceramics is the most widely used ceramic material. It offers superior mechanical strength, electrical insulation, high frequency retention, thermal conductivity, heat resistance and corrosion resistance.

Alumina ceramic materials are used in a wide range of applications such as electronics, pump components and automotive sensors.

Lithaiwa supplies a variety of alumina ceramics of alumina content from 80% to 99.9%
Physical properties, shape, dimensions and tolerance as required.

Typical Physical Properties of Alumina Ceramics:

Good electrical insulation
High mechanical strength
High hardness
Excellent thermal stability
Good chemical stability
Excellent wear resistance
Excellent corrosion resistance
Low dielectric constant
Good heat resistance.

Typical Alumina Ceramic Products:

Pump seals and components
Wear resistant components
Insulating washers or bushings
Semiconductor components
Aerospace components
Electrical or electronic insulators (spacers)

Alumina ceramic spacers

ceramic spacer, ceramic ring, advanced ceramic parts, precision ceramics, ceramic components

Precision alumina ceramic parts

advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic crusher

advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic axle sleeve

industrial ceramics, ceramic sleeve

Alumina ceramic flange

ceramic tube, advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic spacer

Alumina ceramics - 0065

Precision alumina ceramic part

ceramic part, advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic tube

ceramic tube, advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic ring

ceramic ring, advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic disc

advanced ceramic parts, precision ceramics, ceramic components

Alumina ceramic substrates

ceramic substrates, advanced ceramic parts, precision ceramics, ceramic components

We make custom products according to special design or requirements.

OEM is acceptable.

Advantages of alumina ceramic tube

Alumina ceramic tube is a type of ceramic material mainly composed of alumina (Al2O3).

It can be used in chemical engineering, electronics, aerospace,military equipment and other applications.

Alumina ceramic tubes have following advantages:

1. Good stability:
The surface of the alumina ceramic tube is flame-retardant and has good fire resistance.
The working performance will be not affected under a high temperature of 1200 ℃.

Alumina ceramic tubes have good acid and alkali resistance. No matter what the usual chemical solvents, corrosives, or other chemical dyes, they will not cause corrosion on the surface of the ceramic tube.

2. Easy to clean:
The strong corrosion resistance of the surface of the alumina ceramic tube makes it easy to wash with the washing solution without affecting its color and surface;
A tightly impervious surface does not easily adhere to dust.

3. Good appearance:
After the alumina ceramic tube is sintered, the shape can be machined with a machine or laser, and the required dimensional tolerance can be achieved.

The machining finished appearance is good.

4. Anti-static:
Alumina ceramic tubes are made of alumina.

Alumina has proven to be a good anti-static material.

Under extreme conditions there will be low conductivity.

5.Good impact performance and Scraping resistance:
The finished surface structure of ceramic tube make the ceramic tube is not easily damaged under the action of hard objects, and the ceramic tube has strong impact resistance performance.

Cerámica de Zirconia

Las ventajas de la Cerámica de Zirconia

1. Alta dureza, alta tenacidad, alta resistencia a la flexión, densidad cerámica de zirconia de 5.95-6.05g / cm3, la resistencia cerámica de zirconia es 8MPa · m1 / 2 o más;

2. Alta resistencia al desgaste, bajo coeficiente de fricción, resistencia al desgaste es 15 veces mayor que la de las cerámicas de alúmina, el coeficiente de fricción es solo 1/2 de las cerámicas de alúmina, después del proceso de pulido (pulido), el acabado superficial es mejor, hasta ▽ 9 , superficie del espejo, extremadamente lisa, con un menor coeficiente de fricción;

3. Buen aislamiento, resistencia a la corrosión, no electricidad estática, resistencia a altas temperaturas, excelente aislamiento térmico, coeficiente de expansión térmica es similar a la del acero;

4. Las cerámicas de Zirconia tienen autolubricación, pueden resolver la contaminación causada por el medio de lubricación y las molestias causadas por la alimentación.

 

Tipo de cerámica de zirconia

1. Propiedades de las cerámicas de zirconia estabilizada con itria: la temperatura de trabajo es de hasta 2100 ° C, alta densidad, baja conductividad térmica, químicamente inerte, fusión de metales, conductividad de iones, resistencia al desgaste, alta dureza, alta resistencia a la fractura;

2. Propiedades de cerámicas de zirconia estabilizada de cerio: la temperatura de trabajo es de hasta 2100 ° C, alta densidad, baja conductividad térmica, químicamente inerte, resistencia a la fusión de metales, resistencia al desgaste, alta dureza, alta resistencia a la fractura;

3. Propiedades de las cerámicas de zirconia estabilizada con magnesio: la temperatura de trabajo es de hasta 2400 ° C, alta densidad, baja conductividad térmica, químicamente inerte, resistencia a la fusión del metal, resistencia al desgaste, alta dureza, alta resistencia a la fractura.

Zirconia Parámetros de rendimiento de cerámica

Composición química: ZRO2≥94.5%
Densidad: 6g / cm3
Temperatura de sinterización: 1550 ~ 2600 ° C
Resistencia del voltaje de ruptura: 15 kV / mm
Absorción de agua: <0.01%
Resistencia a la compresión: 5000 MPa
Dureza: ≥88 (Hra)
Resistencia de volumen:> 1012 cm
Resistencia a la flexión: 1100 MPa
Coeficiente de expansión térmica: 6.9 ~ 10 x10 ^ (- 6) / k
Conductividad térmica: 2.5 W / m-k
Resistencia al calor: 1800 ° C

Aplicaciones típicas de la cerámica de zirconia

Las cerámicas de zirconia se utilizan principalmente en dispositivos de alta potencia, tubos IC MOS, aislamiento térmico tipo chip IGBT, alimentación de alta frecuencia, comunicaciones, equipos mecánicos, alta corriente, alta tensión, alta temperatura y otras partes que requieren conductividad térmica y aislamiento térmico.

Zirconia Ceramics

The advantages of Zirconia Ceramics

1. High hardness, high toughness, high bending strength, zirconia ceramic density is 5.95-6.05g/cm3, zirconia ceramic toughness is 8MPa · m1/2 or more higher;

2. High wear resistance, low friction coefficient, wear resistance is 15 times that of alumina ceramics, friction coefficient is only 1/2 of that of alumina ceramics, after grinding(polishing) processing, the surface finish is better, up to ▽9, mirror surface, extremely smooth, with a lower coefficient of friction;

3. Good insulation, corrosion resistance, no static electricity, high temperature resistance, excellent thermal insulation, thermal expansion coefficient is close to that of steel;

4. Zirconia ceramics have self-lubrication, can solve the pollution caused by the lubricating medium and inconvenience caused by feeding.

 

Type of Zirconia Ceramics

1. Properties of Yttria Stabilized Zirconia ceramics: The working temperature is up to 2100 ℃; high density, low thermal conductivity; chemically inert; anti-metal melting; ion conductivity; wear resistance, high hardness, high fracture toughness;

2. Properties of Cerium Stabilized Zirconia ceramics: The working temperature is up to 2100 ℃; high density, low thermal conductivity; chemically inert; resistance to metal melting; wear resistance, high hardness, high fracture toughness;

3. Properties of Magnesium Stabilized Zirconia ceramics: The working temperature is up to 2400 ℃; high density, low thermal conductivity; chemically inert; resistance to metal melting; wear resistance, high hardness, high fracture toughness.

Zirconia Ceramic performance parameters

Chemical composition: ZRO2≥94.5%
Density: 6g/cm3
Sintering temperature: 1550~2600°C
Breakdown voltage strength: 15 kV/mm
Water absorption: <0.01%
Compressive strength: 5000 MPa
Hardness: ≥88(Hra)
Volume resistance: >1012 cm
Bending strength: 1100 MPa
Thermal expansion coefficient: 6.9~10 x10^(-6)/k
Thermal conductivity: 2.5 W/m-k
Heat resistance: 1800 °C

Typical Applications of Zirconia Ceramics

Zirconia ceramics are mainly used in high-power devices, IC MOS tubes, IGBT chip-type thermal insulation, high-frequency power, communications, mechanical equipment, high current, high voltage, high temperature and other parts that require thermal conductivity and thermal insulation.

What is functional ceramics?

Due to fast development of science and technology, the request on the performance and quality is higher and higher,some ceramic materials to be developed into new types of materials with special function.

This type of ceramic materials requires a higher degree of precision both in terms of performance and applications, as well as in the production process, so together with structural ceramics, they are collectively called as advanced ceramics.

As far as the function of the ceramic material is concerned, there are mechanical, thermal, chemical, electrical, magnetic, optical, radiative and biological functions.

Ceramics with a single function, such as mechanical, thermal and partially chemical functional ceramics, are generally named as structural ceramics;

Polycrystalline inorganic solid materials with electrical, optical, magnetic, and partially chemical functions are named as functional ceramics.

Functional ceramics:

There are many types of functional ceramics, such as semiconductor ceramics, dielectric ceramics, dielectric ceramics, luminescent ceramics, photosensitive ceramics, microwave absorbing ceramics, ceramic lasers, nuclear fuel ceramics,propellant ceramics, solar energy conversion ceramics, energy storage ceramics, ceramic solid batteries, damping ceramics, biotechnology Ceramics, catalytic ceramics, special functional films, etc.

Functional ceramics play an important role in industries as automatic control, instrumentation, electronics, communications, energy, transportation, metallurgy, chemical engineering, precision machinery, aerospace, and national defense.

¿Qué es la cerámica funcional?

Debido al alto desarrollo de la ciencia y la tecnología, la solicitud sobre el rendimiento y la calidad es cada vez mayor, algunos materiales cerámicos se desarrollarán en nuevos tipos de materiales con funciones especiales.

Este tipo de materiales cerámicos requiere un mayor grado de precisión tanto en términos de rendimiento y aplicaciones, como en el proceso de producción, por lo que junto con las cerámicas estructurales, se denominan colectivamente cerámicas avanzadas.

En lo que se refiere a la función del material cerámico, existen funciones mecánicas, térmicas, químicas, eléctricas, magnéticas, ópticas, radiativas y biológicas.

Las cerámicas con una sola función, como las cerámicas mecánicas, térmicas y parcialmente químicas, generalmente se denominan cerámicas estructurales;

Los materiales sólidos policristalinos inorgánicos con funciones eléctricas, ópticas, magnéticas y parcialmente químicas se denominan cerámicas funcionales.

Cerámica funcional:

Cerámica, cerámica, cerámica, cerámica Baterías, cerámica de amortiguación, cerámica biotecnológica, cerámica catalítica, películas funcionales especiales, etc.

Las cerámicas funcionales desempeñan un papel importante en industrias como el control automático, la instrumentación, la electrónica, las comunicaciones, la energía, el transporte, la metalurgia, la ingeniería química, la maquinaria de precisión, la industria aeroespacial y la defensa nacional.