Prastic Refractories
| Item＼Product | RAM-A | RAM-S | |||
|---|---|---|---|---|---|
| RAM-A90 | RAM-A70 | RAM-S90 | RAM-S70 | ||
| Maximum Service Temperature(℃) | 1800 | 1700 | 1500 | 1500 | |
| Dry Material Required for Estimating(t/㎥) | 2900 | 2650 | 2650 | 2650 | |
| Permanent Linear Change(%) | 110℃×24hrs | -0.10 | -0.10 | -0.10 | -0.10 |
| 1500℃×3hrs | -0.70 | -0.50 | -0.70 | -0.80 | |
| Cold Crushing Strength(N/㎟) | 110℃×24hrs | 250(60) | 250(60) | 100(25) | 100(25) |
| 1350℃×3hrs | 400(80) | 370(75) | 750(120) | 650(110) | |
| 1500℃×3hrs | 500(110) | 450(100) | - | - | |
| Chemical Composition(%) | Al₂O₃ | 90 | 70 | - | - |
| SiO₂ | - | - | 88 | 70 | |
| Setting Type | Air Setting | ||||
| Installation Method | Ramming | ||||
| Quality | High-alumina | SIC | |||
| Main applications | Incinerators, Various industrial furnaces | ||||
