Fast Hard High Strength Castable Refractory Cement For Metallurgy And Petroleum Industry
Fast Hard High Strength Castable Refractory Cement For Metallurgy And Petroleum Industry
Description:
The binding properties of aluminate cements are mainly due to the hydration of calcium aluminate.
Features:
1:Fast hard high strength
2:fire resistance
3:resistance to sulfate erosion
4.high refractoriness under load,
5. high thermal stability,
6.good creep resistance
7.thermal shock resistance.
Application:
metallurgy, petroleum, chemical industry, building materials, machinery processing, military, etc of thermal technology equipment.
| product | CA50F | A600 | A700 | A900 | CA50R | ||
| SiO2 | ≤8.0 | ≤7.8 | ≤7.5 | ≤5.5 | ≤7.0 | |
| Al2O3 | ≥50.0 | ≥50.0 | ≥51.0 | ≥53.5 | ≥52.0 | ||
| Fe2O3 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ||
| R2O | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | ||
| S | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ||
| Cl | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ||
| 45µm residue (%) | ≤20 | ≤15 | ≤12 | ≤8 | ≤8 | ||
| Blaine (m2/kg) | ≥300 | ≥300 | ≥320 | ≥350 | ≥350 | ||
| InitialSetting (min) | ≥30 | ≥45 | ≥60 | ≥90 | ≥30 | ||
| FinalSetting (h) | ≤6 | ≤6 | ≤6 | ≤6 | ≤6 | ||
| Flexural strength (MPa) | 6h | —— | —— | —— | —— | ≥3.0 | |
| 1d | ≥5.5 | ≥6.0 | ≥6.5 | ≥8.0 | ≥7.0 | ||
| 3d | ≥6.5 | ≥7.0 | ≥7.5 | ≥10.0 | ≥8.0 | ||
| Compressive strength (MPa) | 6h | —— | —— | —— | —— | ≥30 | |
| 1d | ≥40 | ≥45 | ≥55 | ≥72 | ≥60 | ||
| 3d | ≥50 | ≥55 | ≥65 | ≥82 | ≥70 | ||
Product Pictures :
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