Zhengzhou Annec Industrial Co., Ltd.
Continuously Pushing Forward R& D of HBS for BF and Progress of Refractory Technology To Become Preferred Global Supplier in High Temperature Industry
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Hot Blast Stove Fire Proof OEM Silica Refractory Bricks
Product Description
High Temperature Refractory Silica Fire Proof Bricks is made of silicon raw material, the content of SiO2 is above 91%. And the content of Al2O3 is below 1.0%.
Application :
They are widely used for hot blast furnace, coke oven, and glass furnace. The products can be made according to customers' requirement.
Advantage:
1) Silicon oxide is above 91%.
2) Good acid erosion resistance.
3) High softening point with temperature.
4) No shrink in burn repeatedly.
5) Temperature of refractoriness under load is above 1650º C
Product Description:
| Silica Fire Proof Bricks | ||||
| Item | Unit | RG-95 | JG-1 | JG-2 |
| SiO2 | % | ≥95 | ≥94.5 | ≥94.5 |
| Al2O3 | % | ≤1.0 | ≤1.5 | ≤1.5 |
| Fe2O3 | % | ≤1.3 | ≤1.5 | ≤1.5 |
| CaO | % | - | ≤2.5 | ≤2.5 |
| Apparent Porosity | % | ≤22(24) | ≤22 | ≤24 |
| Bulk Density | g/cm3 | ≤2.32 | - | - |
| Ture Bulk Density | g/cm3 | - | ≤2.33 | ≤2.34 |
| Cold Crushing Strength | Mpa | ≥45(35) | ≥40 | ≥35 |
| Residual Quartz | % | ≤1.0 | ≤1.0 | ≤1.0 |
| Refractoriness under load, T0.6 | ℃ | ≥1650 | ≥1650 | ≥1650 |
| Creep Rate(1550℃X50h ,0.2MPa) | % | ≤0.8 | - | - |
| Thermal conductivity,1000℃ | % | ≤1.25 | ≤1.28 | ≤1.3 |
| Linear Change on Reheating(1450℃×2h) | % | - | 0~0.3 | 0~0.3 |
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.