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Categories | High Alumina Refractory Cement |
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Brand Name: | CH Refractories |
Model Number: | A600 A700 A900 CA70 |
Place of Origin: | China |
MOQ: | 1 Ton |
Price: | USD 400-1000 per Ton |
Payment Terms: | T/T, L/C |
Supply Ability: | 10000 Ton per month |
Delivery Time: | 5-15 working days |
Packaging Details: | 25kg bag into jumbo bag |
Certification: | ISO |
Material: | High Alumina Cement |
Advantage: | High strenght cheap price |
Application: | Refractory castable, high temperature furnace and kiln |
Package: | Three layers 25kg bag into two layers jumbo bag |
Usage: | Refractories products, Fire resistance place |
Sample: | Provide within 3 days |
Company Info. |
ZHENGZHOU CAIHUA KILN MASONRY INSTALLATION CO.,LTD |
Verified Supplier |
View Contact Details |
Product List |
The High Alumina Cement also well known as calcium aluminate
cements, and high alumina castable refractory cement. Generally
there are 4 grades of refractory cement according to Al2O3 content
and strength, A600, A700,A900 and CA-70. The heat resistance cement
can be used for making refractory castable and other high
temperature resistant products.
CH Refractories with 500T manufacturing capacity of refractory
alumina cement one day to make sure delivery to customers in time.
The High Alumina Cement will be packaged into three layers 25 kg
bag and then into two layers moistureproof polytene jumbo bags
directly from the manufacturing line to protect high temp
refractory cement from wet air.
High Alumina Cement with high strenght and purity, are widely used to manufacturing different levels refractory castable or use directly in high temperature kiln and furnace.
Brand | A600 | A700 | A900 | CA-70 | |
Chemical Composition (%) | Al2O3 | ≥50 | ≥51 | ≥53.5 | 68.5-70.5 |
SiO2 | ≤7.8 | ≤7.5 | ≤5.5 | ≤0.5 | |
Fe2O3 | ≤2.5 | ≤2.5 | ≤2.5 | ≤0.2 | |
CaO | / | / | / | 28.5-30.5 | |
MgO | / | / | / | ≤0.4 | |
R2O | ≤0.4 | ≤0.4 | ≤0.4 | ≤0.4 | |
S | ≤0.1 | ≤0.1 | ≤0.1 | / | |
Cl | ≤0.1 | ≤0.1 | ≤0.1 | / | |
325 mesh residue on sieve(%) | ≤15 | ≤12 | ≤8 | / | |
d50(μm) | / | / | / | 11-14 | |
-45μm(%) | / | / | / | ≤8.0 | |
Specific Surface (m2/kg) | ≥300 | ≥320 | ≥350 | / | |
Setting time(h:min) | Initial setting (min) | ≥45 | ≥60 | ≥90 | 120-180 |
Final Setting (min) | ≤6 | ≤6 | ≤6 | 150-240 | |
Cold Modulus of Rupture (MPa) | 24 hour | ≥6 | ≥6.5 | ≥8 | 7.5-10 |
72 hour | ≥7 | ≥7.5 | ≥10 | 10-12 | |
Cold Crushing Strength (Mpa) | 24hour | ≥45 | ≥55 | ≥72 | 40-50 |
72hour | ≥55 | ≥65 | ≥82 | 45-55 |
Applications of High Alumina Cement:
High alumina cement is mainly used to configure refractory castable
such as high alumina low cement castable which can build or repair
furnace or kiln for heat insulation or high temperature erosion.
Advantages of CH series High Alumina Cement:
●Fast setting at high temperature
●Increase castable strength
●Can replace castable when using
●Can be added to both heavy and light castable
● Biological acid erosion
● High temperature resistance
●Sulfate corrosion resistance
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