AL2O3:
Extreme Corrosion resistance
High hardness and wear resistance
Stable at extremely high temperaure
This material of solid ceramic ball valve is
suitable for use in the control of high tempreature
and/or abrasive slurries application.
ZRO2
High strength and toughness
This material of solid ceramic ball valve is suitable for use in the control of high torque and/or high pressure application
PERFORMANCE CHARACTERISTICS | 95% ALUMINA AL2O3 | 99% ALUMINA AL2O3 | ZIRCONIA ZrO2 |
COLOR | WHITE | IVORY | WHITE |
BULK DENSITY[G/CC] | 3.7 | 3.9 | 6.02 |
FLEXURAL STRENGTH[Gpa] | 360 | 370 | 620 |
ROCKWELL HARDNESS[Gpa] | 80 | 85 | 85 |
COMPRESSIVE STRENGTH[Gpa] | 2150 | 2620 | 1750 |
FRACTURE TOUGHNESS[Mpa.m1/2] | 4-5 | 4-5 | 11 |
MAXIMUM USE TEMPERATURE[℃] | 1400 | 1750 | 500 |