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High Temperature YSZ Yttria Stabilized ZrO2/Zirconia Ceramic Roller /Roller Sleeve
Describe
Properties | Units | 95 Alumina | 99 Alumina | ZrO2 |
Density | g / cm³ | 3.65 | 3.92 | 5.95-6.0g/cm³ |
Water absorption | % | 0 | 0 | 0 |
Coefficient of thermal expansion | 10-6/K | 7.9 | 8.5 | 10.5 |
Modulus of Elasticity Young's Mod | GPa | 280 | 340 | 210 |
Poisson's ratio | / | 0.21 | 0.22 | 0.3 |
HV Hardness HV | MPa | 1400 | 1650 | 1300-1365 |
Flexural Strength @ room temperature | MPa | 280 | 310 | 950 |
Flexural Strength @700°C | MPa | 220 | 230 | 210 |
Compressive Strength @ room temperature | MPa | 2000 | 2200 | 2000 |
Fracture Toughness | MPa *m 1/2 | 3.8 | 4.2 | 10 |
Heat conductivity @ room temperature | W/ m*k | 18-25 | 26-30 | 2-2.2 |
Electrical Resistivity @ room temperature | Ω*mm2 /m | >1015 | >1016 | >1015 |
Max use temperature | °C | 1500 | 1750 | 1050 |
Resistance to acid alkaline | / | high | high | high |
Dielectric Constant | / | 9.5 | 9.8 | 26 |
Dielectric Strength | KV/mm | 16 | 22 | / |
Thermol Shock Resistance | △ T ( °C ) | 220 | 180-200 | 280-350 |
Tensile Strength @ 25 °C | MPa | 200 | 248 | 252 |
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1. What kind of industry ceramics do you have?
We specialized in 95% 97% 99% alumina ceramic and zirconia ceramic parts.
2. What kind of molding method can you supply?
Dry Pressing, isostatic pressing, grouting, hot-chamber die casting, tape casting, injection molding, etc, injection molding and isostatic molding is the most commonly used.
3.What stabilizer do you use when processing?
Yttria stabilizer is the most commonly used in our industrial ceramic parts.
4.Can you produce free samples for me?
Yes usually, we can produce free samples for you but it is up to the product complexity .
5.What terms can you accept for payment?
T/T, L/C , Western union , Money Gram and Paypal is welcome , but paypal and western union only for small-sum payment.