Home > Products > Refractory > 50-55% High alumina cement with good quality
50-55% High alumina cement with good quality
- 3000 Ton / Tons per Month
- Tian jin port
- T/T Credit Card
- Shandong supplier fiber reinforced calcium silicate board
- Placa de silicato de calcio 1000 * 500 * 50 mm
- High density thermal insulation material, high-temperature refractory lining
- High density calcium silicate board, carbon fiber, glass fiber
- High density non stick calcium aluminosilicate board
- Cement plant, power plant, aluminum plant, steel plant, chemical plant, metallurgical industry, thermal insulation board
Product Details
Material: | Other, Alumina Cement, Castable | SiO2 Content (%): | 8% max |
Al2O3 Content (%): | 50-55% | Model Number: | BY RHigh alumina cement 001 |
Brand Name: | BY |
Product Description
High alumina cement parameters indicators:
Physical properties | chemical composition% | ||||||||||
Flexural strength(MPa) | Compressive strength(MPa) | Setting time(min) | Al2O3 | SiO2 | Fe2O3 | R2O | |||||
1 day | 3 day | 28 day | 1 day | 3 day | 28 day | Initial setting | Final setting | ||||
5.5 | 6.5 | / | 40 | 50 |
| ≤30 | ≤360 | 50-60 | ≤8.0 | ≤2.5 | ≤0.4 |
2.5 | 5.0 | 10.0 | 20 | 45 | 85 | ≤60 | ≤1080 | 60-68 | ≤5.0 | ≤2.0 | |
5.0 | 6.0 | / | 30 | 40 |
| ≤30 | ≤360 | 68-77 | ≤1.0 | ≤0.7 | |
4.0 | 5.0 | / | 25 | 30 |
| ≤30 | ≤360 | ≥77 | ≤0.5 | ≤0.5 |
High alumina cement Introduction:
High alumina cement is made of bauxite and limestone as raw materials, calcined calcium aluminate as the main component, the alumina content of about 50% of clinker, and then made of hydraulic cementitious material. High-alumina cement often yellow or brown, there are gray. The main minerals of high alumina cement are calcium aluminate (CaO · Al2O3, abbreviated as CA) and other aluminates, and small amounts of dicalcium silicate (2CaO · SiO2). The colors are mostly gray and white.
High alumina cement Features:
High-alumina cement hardening quickly, one day to reach more than 80% of the label strength, three days to reach the label strength of 100%, and has good frost resistance, corrosion resistance, especially high refractory cement other unparalleled advantages.
High alumina cement use and precautions:
Generally not with Portland cement and other lime and other folded Ca (OH) 2 gel material directly.
High alumina cement refractory concrete, gravel ratio should be re-adjusted.
After the construction should be timely water conservation, is strictly prohibited mixed soil dehydration chaotic and lose strength, water conservation for not less than three days.
No additions shall be made to the high alumina cement without trial.
Large-scale structure of concrete pouring thickness of not more than 0.3 meters, or must be in the hardening of concrete to take cooling cooling measures.
In the course of the process, if the feeling of condensation time is not appropriate, may be appropriate to use aluminate-specific quick-setting agent to adjust, adding the amount subject to experiment.
High-alumina cement main purposes:
For the preparation of refractory concrete.
For sulfate-resistant engineering.
For the requirements of fast concrete and emergency repair works and early winter construction requirements of the special projects.
Raw materials used in the manufacture of water purification agent (calcium aluminate powder).
Is the preparation of expansive cement, self-stressing cement and other special cement an important component.
50kg/bag, 1000kg/bag, is packed in two-layer bag with plastic bag for inner packaging, woven bag for external packaging or according to customers' requires.
We ensure that we can provide you with timely shipment, best possible service, responsible and customized packing and guarantee that the goods arrive clean, neat and tidy, arrive to your satisfaction.
Why chooce your company?
We are corncob granule factory.
Our factory and our export company are the same boss.
We can quote the lowest price.
You can visit our factory to let you know well us.
Do you have a stable supply capacity?
Yes,of course!Our boss has built two factories to meet our long buiness partners' need.
Every year we order the raw material in advance from our local farmers.
Usually we keep thousands of tons of raw materials in our store house.
Can provide sample?
Yes,we can provide free sample to let you test our quality.
Contact Us
- Ningxia Biyuan Activated Carbon Co., Ltd.
- Contact nameAnna Yan
- Phone0086-0952-26959120
- AddressTaisha Industrial Zone, Pingluo County
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