Original
By certification 
Ceramic Bed Knife is mainly used in cutting polyester granular in the chemical industries. It can perfectly match with the underwater granular-cutting machines, which produced by Gernan Rieter Automatik GmbH or other factories.
◆Material Properties
◆Material Properties
Composition |
Wt% |
94.6% ZrO2 5.4%Y2O3
|
Density |
g/cm3
|
>6.0 |
Hardness |
GPa |
>12 |
Thermal Expansion Coefficient |
10-6/k
|
9.6(20～400) |
Modulus of Elasticity |
GPa |
200～250 |
Fracture Toughness |
MPa·m1/2
|
>9 |
Bending Strength |
MPa |
>1150 |
Grain Size |
μm |
<0.5 |
Thermal conductivity |
w/(m·k) |
2.5 |
