Zirconia Ceramics
Zhengzhou Lisheng Refractory Material Co., LTD Founded in 1998. has grown rapidly and has three sub-factories in 2006. Now has dozens of technical personnel, they have rich technical experience, the factory has advanced production equipment, advanced technology, has a perfect quality assurance system, we are mainly committed to the development, customization, production, sales of high temperature ceramic materials, high temperature glass materials and other metals, composite materials, heating elements, including PTC/MCH ceramic, Resistance, electric heat film, microwave heating element, etc.
-
![Zirconia Ceramic Scissor]()
Zirconia Ceramic ScissorZirconia ceramics scissor (structural ceramics) with high toughness, high bending strength and high wear resistance, excellent thermal insulation performance, thermal expansion coefficient close...read more -
![Zirconia Scissor]()
Zirconia ScissorWith the advancement of technology and the expansion of application fields, the market prospect of zirconia scissors are very broad, especially in the application scenarios requiring high...read more
Why Choose Us
Quality Management
All goods will undergo strict quality inspection before shipment. We firmly believe that quality is the basis of everything. 100% quality guarantee to customers.
Sales Market
Our are mainly sold to all over the world, East Asia, Southeast Asia, South Asia, Central Asia, West Asia, North Africa, Sub-Saharan Africa, Eastern Europe and Western Europe, North Asia, North America, Latin America, Oceania, etc.
Our After-Sales
High quality after-sales service, tracking usage and positive feedback. Quick response within 24 hours.
Benefits of Zirconia Ceramics
Unparalleled Hardness and Strength
Zirconia ceramics boast an extraordinary level of hardness and flexural strength, often surpassing conventional metal and ceramic materials. Its Mohs hardness can reach an impressive 1200-1400HV, while the flexural strength ranges from 900 to 1200MPa. This exceptional hardness equips zirconia ceramics to withstand rigorous operational conditions.
Remarkable Wear and Corrosion Resistance
Thanks to its high hardness and dense structure, zirconia ceramics exhibit outstanding wear resistance, allowing them to endure prolonged exposure to harsh friction and abrasion. Moreover, these ceramics demonstrate commendable resistance to corrosion, enabling them to repel the detrimental effects of acidic and alkaline chemical agents.
Exceptional High-Temperature Stability
Zirconia ceramics possess an elevated melting point and excellent high-temperature stability, enabling them to operate seamlessly within elevated temperature environments. Withstanding temperatures exceeding 2000°C, these ceramics play an indispensable role in high-temperature applications.
Superb Insulating Properties
Functioning as superb insulating material, zirconia ceramics display low electrical conductivity and dielectric constants. Even under conditions of elevated temperature and high frequencies, these ceramics uphold their impressive insulating performance. As a result, they find applications in fields like electronics and high-voltage equipment.
Biocompatibility at its Best
Zirconia ceramics boast excellent biocompatibility, eliciting minimal allergic reactions or rejection responses. This quality renders them suitable for applications in the medical and dental sectors. Zirconia ceramics are extensively used in crafting dentures, artificial joints, and bone restorative materials.
Elevating Precision and Stability
Fueled by its low thermal expansion coefficient and outstanding dimensional stability, zirconia ceramics maintain high levels of precision and stability. These attributes make them fitting choices for applications requiring utmost accuracy and dependability.
Types of Zirconia Ceramics
Yttria-Stabilized Zirconia (YSZ)
YSZ is one of the most common types of zirconia ceramics. It is stabilized with yttria (yttrium oxide) to prevent phase transformations at high temperatures. YSZ exhibits high strength, hardness, and excellent resistance to wear and corrosion. This makes it suitable for applications such as cutting tools, dental implants, and thermal barrier coatings in gas turbine engines.
Magnesia-Stabilized Zirconia (MSZ)
Magnesia-stabilized zirconia incorporates magnesia (magnesium oxide) as a stabilizing agent. This type of zirconia ceramic offers enhanced thermal shock resistance and is commonly used in refractory applications, such as crucibles and furnace linings.
Calcia-Stabilized Zirconia (CSZ)
Calcia-stabilized zirconia, stabilized with calcium oxide, exhibits improved resistance to high-temperature deformation. It is often used in applications requiring good thermal insulation, such as kiln furniture and insulating refractories.
Ceria-Stabilized Zirconia (CSZ)
Ceria-stabilized zirconia incorporates cerium oxide as a stabilizing agent. This type of zirconia ceramic is known for its high oxygen ion conductivity, making it suitable for applications in solid oxide fuel cells and oxygen sensors.
Partially Stabilized Zirconia (PSZ)
PSZ contains a lower concentration of stabilizing agents compared to fully stabilized versions. This results in a balance of mechanical and thermal properties, making it suitable for applications where toughness is a critical factor, such as in ceramic bearings and cutting tools.
Tetragonal Zirconia Polycrystals (TZP)
TZP is a high-performance zirconia ceramic known for its exceptional mechanical strength and toughness. It undergoes a transformation from a tetragonal to a monoclinic crystal structure under stress, allowing it to absorb energy and resist crack propagation. This property makes TZP ideal for demanding applications such as hip implants and structural components in aerospace.
Nanostructured Zirconia
Nanostructured zirconia involves manipulating the grain size at the nanoscale to enhance properties like strength, hardness, and toughness. This type of zirconia is used in cutting-edge applications, including advanced ceramics for electronics and nanocomposites.
Application of Zirconia Ceramics
Medical Field
Zirconia ceramics are widely used in dental and medical device manufacturing, such as dental restorations, artificial joints, orthopedic implants, etc. Their biocompatibility and excellent corrosion resistance make them ideal medical materials.
Electronics Industry
Zirconia ceramics also play a significant role in electronic devices, such as piezoelectric ceramics, thermoelectric ceramics, and zirconia-based substrate ceramics. Their high dielectric constant, excellent thermal stability, and mechanical strength make them vital components in electronic devices.
Automotive Industry
In automobile manufacturing, zirconia ceramics are commonly used as the electrolyte in oxygen sensors to measure the oxygen content in engine emissions. Their high-temperature stability and chemical inertness make them perform excellently in harsh automotive environments.
Other Fields
Additionally, zirconia ceramics are widely utilized in fields such as thermal barrier coatings, catalyst supports, ceramic cutting tools, etc., providing crucial support for various industrial and scientific applications.
Specification
|
Item |
Unit |
Typical Values |
|
Physical Properties |
||
|
Colour |
|
White, black |
|
Density |
G/cm³ |
6.0 |
|
Zirconia Content |
% |
>94.4% |
|
Gas permeability |
|
0 |
|
Absorption |
% |
0% |
|
Crystal Size |
um |
0.5 |
|
Mechanical Properties |
||
|
Rockwell Hardness(45N) |
R45N |
78 |
|
Vickers Hardness(Load 500g) |
GPa(Kg/mm) |
11.5(1175) |
|
Flexural Strength(20℃) |
Mpa |
800 |
|
CompressiveStrength(20 ℃ ) |
Mpa |
2000 |
|
Modules of Elasticity(20 ℃) |
Gpa |
>200 |
|
Fracture Toughness(20℃ ) |
Mpam½ |
9.0 |
|
Thermal Properties |
||
|
Thermal Conductivity(20℃ - 400℃ ) |
W/(m.K) |
2.5 |
|
Thermal Expansion Coefficient |
10-6/ |
9.6 |
|
Thermal shock resistance |
∆T℃ |
250 |
Lead Time
|
Quantity (pieces) |
1 - 100 |
101 - 1000 |
> 1000 |
|
Lead time (days) |
7 |
15 |
To be negotiated |
Packing, Storage, Handling And Transportation
Certifications
As one of the leading zirconia ceramics manufacturers in China, we warmly welcome you to buy high quality zirconia ceramics in stock here from our factory. Contact us for free sample.
ceramic artware for caf