Refractory mortar mainly consists of ordinary refractory mortar and high strength refractory mortar.This series of products have the characteristics of suitable solidification time, high bond strength and high temperature performance.
Castable for permanent parameter:
| Pouduct code | LR-JZ-65 | LR-JZ-70 | LR-JZ-75 | LR-JZ-80 | LR-JZ-85 |
|---|---|---|---|---|---|
| AI2O3/% | ≥65 | ≥70 | ≥75 | ≥80 | ≥85 |
| Bullk dendity/g.cm3 | ≥2.40 （110℃.24h) | ≥2.50 （110℃.24h) | ≥2.60 （110℃.24h) | ≥2.70 （110℃.24h) | ≥2.85 （110℃.24h) |
| Cold crushing strength/Mpa | ≥35 （110℃.24h) | ≥40 （110℃.24h) | ≥40 （110℃.24h) | ≥40 （110℃.24h) | ≥45 （110℃.24h) |
| ≥45 （1500℃.3h) | ≥45 （1500℃.3h) | ≥50 （1500℃.3h） | ≥55 （1500℃.3h) | ≥60 （1500℃.3h) | |
| Permanent linear change/% | ±0.5 （1500℃.3h) | ±0.5 （1500℃.3h) | ±0.5 （1500℃.3h) | ±0.5 （1500℃.3h | ±0.5 （1500℃.3h) |
| Water demand for casting/% | 6—7 | 6—7 | 6—7 | 5—6 | 5—6 |
Ladle Drainage Sand