polishing mirror Zirconia ceramic pin Plunger Piston Cylinder
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- Supplier: Jiangsu Meirixin Special Ceramics Co. Ltd.
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Product Overview
Description
Products Description
Zirconia ceramic rods
Zirconia ceramic rods are stabilized in the cubic crystal structure to avoid cracking and mechanical weakening during heating and
cooling.
Advantage
1)Use temperatures up to 2400 ℃
cooling.
Advantage
1)Use temperatures up to 2400 ℃
2)High density
3)High hardness
4)Low thermal conductivity
5) Chemical inertness
6)Resistance to molten metals
7)Good wear resistance
8)High fracture toughness
Technical Parameters
Properties | Units | Value |
Density | g/cm3 | 6.04 |
Color | - | white |
Water Absorption | % @R.T. | 0.0 |
Hardness | Moh's | 6.5 |
Hardness | knoop (kg/mm2) | 1600 |
Compressive Strength | MPa @ R.T. | 2500 |
Tensile Strength | MPa @ R.T. | 248 |
Modulus of Elasticity (Young's Mod.) | GPa | 207 |
Flexural Strength (MOR) | MPa @ R.T. | 900 |
Fracture Toughness, KIc | MPa x m1/2 | 13.0 |
Max. Use Temperature (* denotes inert atm.) | ºC | 2400 |
Thermal Shock Resistance | DT (ºC) | 280 - 360 |
Thermal Conductivity | W/m-K @ R.T. | 2.7 |
Coefficient of Linear Thermal Expansion, al | mm/m-ºC (~25ºC through ±1000ºC) | 11.0 |
Specific Heat, cp | cal/g-ºC @ R.T. | 0.10 |
Dielectric Constant | 1MHz @ R.T. | 26 @100kHz |
Dielectric Strength | kV/mm | 9.0 |
Electrical Resistivity | Wcm @ R.T. | >1013 |
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