Thanks to advanced production technology and high quality imported raw materials, the VA989 serie roller has high density, good strength, strong thermal shock resistance, and excellent overall performance with the maximum working temperature up to 1370°C . It is mainly used in the production of wall tile and floor tile.
VA889 CHEMICAL & PHYSICAL CHARACTERISTICS |
ITEMS | VA889 (SUPER HIGH-TEMP.) |
MAX. SERVICE TEMPERATURE | 1370℃ |
REFRACTORY DEGREE | 1750~1800℃ |
RATE OF WATER ABSORPTION | 4.0~6.0% |
ANTI-BENDING STRENGTH | 62~74MPa |
THERMAL SHOCK RESISTANCE | ★★★★★ |
Al2O3 CONTENT | 76~78% |
ZrO2 CONTENT | 4.0~6.0% |
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 |