1550C High Alumina Refractory Bricks For Industial Furnace
Definition:
High-Alumina Bricks are mainly made from chamotte, being high pressure pressed and sintered in high temperature. Main minerals compositions are mullite phases. These products are widely used in all parts of furnace lining for middle and small capacity blast furnaces because of their excellent physical and chemical properties in high temperature. It also can be used in lining for other kinds of furnace.
One of the important working properties of High-alumina refractory bricks is the structural strength at high temperatures. The high-temperature creep properties are also measured to reflect the high-temperature structural strength. From the test, we knew that, with the increase of the Al2O3 content, the structural strength also become higher.
Advantage:
Competitive Price. Make the products competitive in your market.
Abundant Experience. Prevent cracks and twist in bricks.
Different Moulds. Save mould fees for you.
Strict Quality Control.
Meet clients’ quality requirement.
Large stocks. prompt delivery.
Application:
High-Alumina Bricks that mainly used for lining blast furnaces, hot blast stoves, electric furnace tops, blast furnaces, reverberatory furnaces, rotary kilns. In addition, high-alumina bricks are also widely used as open-hearth regenerative lattice bricks, plugs for pouring systems, nozzle bricks, etc.
However, the price of high alumina bricks is higher than that of clay bricks, so it is not necessary to use high alumina bricks where clay bricks can meet the requirements.
Product Description:
| High-Alumina Bricks |
| Item | Unit | DRL-155 | DR-150 | DRL-145 | DRL-140 | DRL-135 | DRL-130 | DRL-127 |
| Al2O3 | % | ≥75 | ≥75 | ≥65 | ≥65 | ≥65 | ≥60 | ≥50 |
| Apparent Porosity | % | ≤20 | ≤21 | ≤21 | ≤22 | ≤22 | ≤22 | ≤23 |
| Bulk Density | % | 2.65~2.85 | 2.65~2.85 | 2.5~2.7 | 2.4~2.6 | 2.35~2.55 | 2.3~2.5 | 2.3~2.5 |
| Cold Crushing Strength | Mpa | ≥60 | ≥60 | ≥60 | ≥55 | ≥55 | ≥55 | ≥55 |
| Creep Rate(0~50h ,0.2MPa) | % | 1550℃
0.8 | 1500℃
0.8 | 1450℃
0.8 | 1400℃
0.8 | 1350℃
0.8 | 1300℃
0.8 | 1270℃
0.8 |
| Linear Change on Reheating | % | 1550℃×2h
0.1 ~ -0.2 | 1550℃×2h
0.1 ~ -0.2 | 1550℃×2h
0.1 ~ -0.2 | 1450℃×2h
0.1 ~ -0.2 | 1450℃×2h
0.1 ~ -0.4 | 1450℃×2h
0.1 ~ -0.4 | 1450℃×2h
0.1 ~ -0.4 |
Packaging and shipping
Standard packing: waterproof inner packing + outer packing suitable for container transportation
Why choose us
Q: Are you trading company or manufacturer?
A: We are Manufacturer of refractory materials that have 4 plants in China; So we can provide you with high quality products at more competitive prices. we can provide you professional solutions about your problems. Although our salesman cannot reply you immediately, pls leave your email or phone number, we can let our technician directly help you ASAP.
Q: Do you accept OEM?
A: Sure, we can do OEM for much kind of brick.
Q: What information do we need to provide?
A: If you are clear about the products you purchased, please send us the brick drawings, index(include chemical and physical indicators )and order quantity.
If you are not familiar with it, please tell us the usage and working temperature, we will recommend the product to you.
Q: How long is delivery time?
A: The delivery time will be determined according to the quantity of the order. Our monthly output is 12000tons. We have good connection with shipping company, agency, as well as the local custom and port authority. making sure we deliver on time.
Q: When can I get the price?
A: We usually quote within 24 hours after getting your detailed requirements, like size, quantity etc. If it is an urgent order, you can call us directly.
Q: What is the HS code?
A:The HS code is 69022000.
Q:Is there any cost for the sample?
A: We provide free sample(Less 3 pcs) but don't bear the freight.
Q: What is the Warranty for the fire brick?
A: For all the brick, we have 1 years warranty. If any quality problems on our side occurred in this period, we will take on the shipping cost and replacement.
What you will get from us is our best profession in service and the hospitality that you are willing to become our Friend.
So choosing us is the right choice for you. If you are interested in our products or if you have any question, pls feel free to contact us at any time. We will reply as soon as possible.
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