Chrome-Iron Standard Service
- 60 -64 Rockwell C bore hardness
- 27% Chrome alloy sleeve with extended polish for longer lasting performance
- Chrome-iron sleeve press fit and secured by high pressure safety lip
- Forged steel hull
- Available in sizes from 4-1/2" to 7"
Zirconia-Ceramic High
Some of our largest competitors use a cheaper alumina-ceramic sleeve to make their liners. Although these liners last a little longer than standard chrome-iron liners, they only last about half as long as zirconia-ceramic liners. Our liners are made from zirconia-ceramic material in order to provide the longest life and best wear performance.
- 90 –92 Rockwell C bore hardness
- Zirconia-Ceramic sleeve press fit andhoned to size
- Ceramic sleeve press fit and secured by safety lip
- Forged steel hull
- Available in sizes from 4-1/2" to 7"
- Significantly outlasts inferior alumina-ceramic liners