Refractory Cement CA50 A700
- Al2O3(%): 51
- Compressive Strength (72hrs) (MPa):65
- Final Setting Time (min): ≤360
- Certification: ISO9001/ISO14001/ISO45001/ISO50001
- Sample: testing of sample is available
Description of Refractory Cement CA50 A700
In comparison with A600, A700 product has lower impurities level, stable hardening properties and rapid strength development, it is recommended mainly to be used in low cement castables.
Kerui Refractory Cement CA50
Chemical Analysis
| SiO2, % | Al2O3, % | Fe2O3, % | CaO, % | MgO, % | R2O, % | S, % | CL, % |
|---|---|---|---|---|---|---|---|
| ≤ | ≥ | ≤ | - | - | ≤ | ≤ | ≤ |
| 8 | 50 | 3 | - | - | 0.5 | 0.2 | 0.06 |
Typical Physical Properties
| Methods | Units | Usual range | Specification limit | ||||
|---|---|---|---|---|---|---|---|
| Fineness | 325M, % | - | ≤15 | ||||
| S, m²/kg | - | ≥350 | |||||
| Setting Time | Initial Setting Time, min | 50-120 | ≥30 | ||||
| Final Setting Time, min | 120-210 | ≤360 | |||||
| Strength (ISO) | Flexural Strength, Mpa | 1d | - | ≥6.5 | |||
| 3d | - | ≥7.5 | |||||
| Compressive Strength, Mpa | 1d | 50-60 | ≥50 | ||||
| 3d | 60-65 | ≥60 | |||||
| Refractoriness, ℃ | 1400-1450 | ||||||
| Workable time | Short | ||||||
