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Zirconia Ceramic Ring Bearings rollers

✔ High density – up to 6.1 g/cm^3
✔ High flexural strength and hardness
✔ Excellent fracture toughness – impact resistant
✔ High maximum use temperature
✔ Wear resistant
✔ Good frictional behavior
✔ Electrical insulator
✔ Low thermal conductivity – aprox. 10% of Alumina
✔ Corrosion resistance in acids and alkalis
✔ Modulus of elasticity similar to steel
✔ Coefficient of thermal expansion similar to iron
Availability:
Quantity:
  • 02A02

  • HaoRui

  • 02A02

High flexural strength and hardness zirconia rings are industrial components made of zirconia ceramic material that exhibit exceptional mechanical properties. Zirconia, also known as zirconium dioxide, is a high-performance ceramic material known for its high strength, hardness, wear resistance, and thermal stability. Zirconia rings are commonly used in various industrial applications where superior mechanical properties are required.

The high flexural strength of zirconia rings allows them to withstand bending and twisting forces without breaking or deforming. This makes them ideal for applications where components are subjected to high loads or stresses. Additionally, the hardness of zirconia rings ensures that they maintain their shape and dimensions under harsh operating conditions, providing long-lasting performance and reliability.

Zirconia rings are commonly used in mechanical and engineering applications where precision, durability, and resistance to wear and corrosion are essential. They are often used as bearings, bushings, seals, and insulators in machinery, equipment, and tools. Zirconia rings are known for their excellent mechanical properties, including high compressive strength, low thermal expansion, and resistance to abrasion and chemical attack.

Overall, high flexural strength and hardness zirconia rings are versatile components that offer exceptional performance in a wide range of industrial applications. Their superior mechanical properties make them a preferred choice for demanding applications where durability, precision, and efficiency are critical.


Zirconia Ceramic Ring Applications

✔ Wire forming/drawing dies
✔ Insulating rings in thermal processes
✔ Precision shafts and axles in high wear environments
✔ Furnace process tubes
✔ Wear resistance pads
✔ Thermocouple protection tubes
✔ Sandblasting nozzles
✔ Refractory material
✔ Extrusion dies
✔ Bushings and caps
✔ Kiln furniture crucible
✔ Fiber optic ferrules and sleeves
✔ Knives and blades
✔ Fuel cell parts
✔ Bearings & rollers
✔ Welding nozzles & pins
✔ Laser parts
✔ Gas igniters
✔ Electric insulator
✔ Ceramic guiders
✔ Oxygen sensors
✔ Medical and surgical component
✔ Mechanical seals
✔ Pumps, pistons, and liners

Properties Of Different Zirconia Material


Property Item

3Y-TZP White

/Black

Mg-PSZ

Nano

3Y-TZP

Mechanical Characteristics Color Ivory/Black - Gold Yellow - BLUE -
Density 6.02
g/cm3 5.7 g/cm3 6.01 g/cm3
Bending Strength 800 MPa 450 MPa 1200 MPa
Compressive trength 3000 MPa 2500 MPa 3000 MPa
Elastic Modulus 200 GPa 250 GPa 220 GPa
Fracture Toughness 8 MPa m1/2 6~7 MPa m1/2 14 MPa m1/2
Weber Coefficient 15 m 12 m 25 m
Vickers Hardness 1200 HV 0.5 1100 HV 0.5 1200 HV 0.5
Thermal Characterics Coefficient of Line Thermal Expansion 10 10-6K-1 10 10-6K-1 10 10-6K-1
Thermal Conductivity 3 W/mK 3 W/mK 2 W/mK
Thermal Shock Resistance(Put in Water) 300 ΔT °C 450 ΔT °C 300 ΔT °C
Max Working Temperature 1000 °C 2100 °C 1000 °C
Electrical Characteristics Volume Resistance at 20°C >1013 Ωcm >1014 Ωcm >1013 Ωcm
Dielectric Strength 11×106 V/m 13 × 105 V/m 11×106 V/m
Dielectric Constant 33 εr 28 εr 33 εr
One MHZ Dielectric Loss Angle at 20°C 0.0016 tanδ 0.0017 tanδ 0.0016 tanδ
Chemical Characteristics Nitric Acid (60%) 90°C ≒0.00 WT Loss mg/cm2/day 0.1 WT Loss mg/cm2/day ≒0.00 WT Loss mg/cm2/day
Sulphuric Acid (95%) 95°C 0.04 0.34 0.03
Caustic Soda (30%) 80°C 0.08 0.95 0.06

This data is the result of laboratory testing. Customers need to judge whether it can be used according to the specific environment.











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