VA869 HIGH TEMPERATURE CERAMIC ROLLER
The VA869 serie roller is cost-effective, with the maximum service temperature up to 1150°C , mainly used in pre-heating zone and slow-cooling zone of the tile kiln.
| VA 869 CHEMICAL & PHYSICAL CHARACTERISTICS |
| MAX. SERVICE TEMPERATURE | 1150℃ |
| REFRACTORY DEGREE | 1650~1700℃ |
| RATE OF WATER ABSORPTION | 7.0~9.0% |
| ANTI-BENDING STRENGTH | 47~54MPa |
| THERMAL SHOCK RESISTANCE | ★★★ |
| Al2O3 CONTENT | 70~72% |
| ZrO2 CONTENT | 0 |
| SiC CONTENT | 0 |
| METAL SI CONTENT | 0 |
| STANDARD DIMENSIONS |
| DIAMETERS (mm) | LENGTH (mm) | DIAMETERS (mm) | LENGTH (mm) |
| 65~80 | 3000 ~ 5300 | 40 | 2000 ~ 3500 |
| 60 | 2700 ~ 5000 | 36 | 2000 ~ 3300 |
| 55 | 2700 ~ 5000 | 35 | 2000 ~ 3200 |
| 52 | 2400 ~ 5000 | 33.7 | 1800 ~ 3100 |
| 50 | 2400 ~ 4600 | 32 | 1800 ~ 3100 |
| 45 | 2200 ~ 3800 | 20-31 | 1600 ~ 3100 |
| 42 | 2200 ~ 3800 | 12-19 | 1200 ~ 2800 |
