Product description
CH Refractories manufactured high alumina refractory castable made from high quality raw material and with reasonable distribution of particle size according to various working condition so that can make sure good performance. There are also low cement and cement free high alumina refractory castable in our factory that can meet your various requirements.

Application of high alumina refractory castable
Portland bonded high alumina refractory castable are made of ordinary Portland cement, slag Portland cement and Portland heat-resistant cement as binding materials, together with refractory aggregates and powders. Its operating temperature is 700-1200°C, and it can be used in overall load-bearing heat-resistant structures and kiln linings. It is especially used in projects such as the foundation of thermal equipment and floor flues, chimney linings, and thermal storage tanks.

Physical and chemical index of high alumina refractory castable
|
Brands |
GL-85 |
GL-70 |
GL-60 |
NT-50 |
NT-42 |
|
Al2O3 , /% ≥ |
85 |
70 |
60 |
50 |
42 |
|
CaO /% ≤ |
- |
- |
- |
- |
- |
|
Refractoriness/ ℃ ≥ |
1780 |
1720 |
1700 |
1660 |
1640 |
|
Test temperature after burning is not more than ±1%(Insulation3h)/℃ |
1500 |
1450 |
1400 |
1400 |
1350 |
|
Compressive strength (after drying at 110±5°C)/Mpa ≥ |
35 |
35 |
30 |
30 |
25 |
|
Flexural strength (after drying at 110±5°C)/Mpa ≥ |
5 |
5 |
4 |
4 |
3.5 |
Packages

CH Refractories have advanced refractory products manufacturing process equipment and raw material preparation system, batching using electronic batching car, mixing using 750 forced mixer, molding equipment: 2 sets 1000 tons of brick press , 4 sets 630 tons of brick press, 14 sets 400 tons of brick press , 22 sets 315 tons of brick press, 2 sets 160 tons of brick press ,8 sets 60 tons of brick press . Also have a full set of refractories conventional testing equipment, can ensure the quality before sending products to customers.
Cost savings
Save your money with our logistics service taking advantage of quickly delivery.
Proven Experience
CH Refractories was founded in 1984 with decades experience in producing refractory products
Professional Team
More than 30 years manufacturing experience and 10 years exporting experience
Quality products
Our products have reached the international ISO 9001 quality standards,
Technical Support
In the after-sales service,we provide technical services such as installation as well as commissioning and maintenance.
Free Samples
If you have a product in mind,please let us know and for the free sample
FAQ
Q: How can I get price at soonest?
Q: Can I get sample for testing?
Q: What is MOQ of your product?
Q: How can you guarantee your products quality
Q: Which countries you mainly exporting to?
Q: How long is the production time?
Q: What payment term you can accept?
Q: Can you do OEM? Or customized packages?
Q: Can I visit your factory?
Physical and chemical index of high alumina refractory castable
|
Brands |
GL-85 |
GL-70 |
GL-60 |
NT-50 |
NT-42 |
|
Al2O3 , /% ≥ |
85 |
70 |
60 |
50 |
42 |
|
CaO /% ≤ |
- |
- |
- |
- |
- |
|
Refractoriness/ ℃ ≥ |
1780 |
1720 |
1700 |
1660 |
1640 |
|
Test temperature after burning is not more than ±1%(Insulation3h)/℃ |
1500 |
1450 |
1400 |
1400 |
1350 |
|
Compressive strength (after drying at 110±5°C)/Mpa ≥ |
35 |
35 |
30 |
30 |
25 |
|
Flexural strength (after drying at 110±5°C)/Mpa ≥ |
5 |
5 |
4 |
4 |
3.5 |


