- Contact Person : Mr. Guo Shuhua
- Company Name : Xinmi Jinding Keep Warm Refractory Co., Ltd.
- Tel : 86-371-69823642
- Fax : 86-371-69825158
- Address : Henan,Xinmi,54 Nanmixin Road
- Country/Region : China
- Zip : 452370
Fused calcium alumina cement
Rfused calcium alumina cement :
Advantages:
1. quick hardening 2. short setting time 3. anti-erosion of sulphate 4. high temperature resistance
5. good grain shape 6. good strength
The technical index of
Index Items | AL-65 | AL-70 | AL-75 | AL-80 | ||
Chemical (%) | Al2O3 | 63.5~66.5 | 68.5~71.5 | 73.5~76.5 | 78.5~81.5 | |
CaO | 32.5~34.0 | 26.5~30.5 | 24.0~26.0 | 17.0~20.0 | ||
SiO2 | ≤0.5 | |||||
Fe2O3 | ≤0.5 | |||||
TiO2 | ≤0.01 | |||||
MgO | ≤0.15 | |||||
Specific surface area(m2/Kg) | ≥5000 | ≥5000 | ≥5500 | ≥7000 | ||
Initial setting time (min) | ≥40 | ≥45 | ≥30 | ≥15 | ||
Final setting time (h) | ≤6 | ≤6 | ≤6 | ≤6 | ||
Compression strength(MPa) | Conservation for 24hrs | ≥45.0 | ≥40.0
| ≥40.0 | ≥35 | |
Rupture strength(MPa) | ≥6.0 | ≥5.0 | ≥4.5 | ≥4.0 | ||
Refractoriness(°C) | 1560 | 1560 | 1790 | 1790 | ||
Test Standard | KTB01013-2004 | |||||
Package | Woven bag with plastic lining 25kg/bag | |||||
Usage | For atypic refractory material | |||||
Fused calcium alumina cement
