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Material name | Volume Density g/cm3 | Hardess HRA | Bending strength MPa | Air hole Rate % | Thermal expansion Coefficient 1x10-6/°C | Breaking tenacity (MPa·m1/2) | Thermal Conductivity W/m·K |
SI3N4(RB) | 2.5-2.6 | 80-86 | 160-210 | <1 | 2.53 | 7 | 10-15 |
SI3N4(G.P.S) | 3.2-3.3 | 89-92 | 500-700 | <0.05 | 3.5 | 7.5 | 15-20 |
SI3N4(HP) | 3.4-3.7 | 93-94 | 800-1100 | <0.01 | 3.8 | 6.5 | 20-25 |
JINGANG structure ceramic includes Al2O3, ZrO2,SiC, Si3N4 material . These advanced ceramic are applicated in sealing material , mechanical system, firing equipment and refreactory.
Advantage:
1. wear-resistanting,
2. resistance to elevated temperatures,
3. corrosion resistance
4. oxidation resistance
Specification
Zirconia ceramic are applicated as shaft bearing ,plunger,sealing matetial and knife, with high density, hardess ,bending strength and breaking tenacity. | |||
Zirconia ceramics properties | Density | g/cm3 | 6.0 |
Water absorption | % | <0.05 | |
Firing temperature | °C | 1550 | |
Hardess | HV | 1350 | |
Bending strength | MPa | 950 | |
Compression strength | Mpa | 25000 | |
Breaking tenacity | Mpa·m1/2 | 6-8 | |
Thermal expansion coefficient | /°C | 9.5x10-6 | |
beverage pump plunger