Refractory Cement
High-Alumina
Good Mechanical Strength, Good Thermal Insulation Performance, High-Temperature Resistant, Light Weight, Low Thermal Conductivity
Casting Method
1580< Refractoriness< 1770
Powder
50% 60% 70%
Shengjie
Bag
50kg/bag or 25kg/bag
Luoyang
381600
Product Description

Specification
Item | High Alumina Cement | |||||
CA50 | CA65 | CA70 | CA75 | CA80 | ||
A1203%≥ | 50 | 64-66 | 69-71 | 73-75 | 77-80 | |
Fe203%≤ | 2.5 | 0.8 | 0.7 | 0.6 | 0.5 | |
Si02%≤ | 7.5 | 1.2 | 1 | 0.8 | 0.5 | |
R2O%≤ | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | |
CI%≤ | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
S%≤ | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
325 mesh remind≤ | 12 | 5 | 5 | 5 | 5 | |
Surface(m2/kg)≥ | 320 | 380 | 400 | 430 | 450 | |
Initial Setting Time,min≥ | 60 | 120 | 120 | 120 | 120 | |
Final Setting Time,min≤ | 360 | 420 | 420 | 420 | 420 | |
Crushing Strength MPa≥ | 1day | 55 | 45 | 40 | 35 | 30 |
3days | 65 | 55 | 50 | 45 | 40 | |
Bending Strength MPa≥ | 1day | 6.5 | 5.8 | 5.5 | 5.2 | 5 |
3days | 7.5 | 6.7 | 6.5 | 6.3 | 6 | |
Refractoriness (ºC) | 1650 | 1680 | 1730 | 1750 | 1770 |
Product Display

1. Refractoriness>1650°C
2. Low porosity
3. High density
4. High temperatureresistance
2. Low porosity
3. High density
4. High temperatureresistance


1.Are you a manufacturer or trader?
We are a manufacturer.
2.What's the MOQ?
No limit to the quantity. We can offer the best proposal and solutions according to your condition.
3.Why should you buy from us not from other suppliers?
*Professional manufacturer since 1998
*10 production lines
*An annual output of nearly 100,000 tons and hundreds of employees
*Customized according to your requirements or drawings
*Inventory available for quick shipment
4.Do you provide free samples?
Yes,we can offer free sample if we have it in stock,but the express fee is to be collected.
5.How do you guarantee quality?
Before pre-production, we will produce a batch of samples for quality inspection; product quality will be checked again before delivery.
6.Can we visit your factory?
Yes, certainly.We sincerely welcome you to come to China and visit our factory.