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| Categories | Kiln Refractory Material |
|---|---|
| Brand Name: | Jundao(Henan) |
| Model Number: | Fireclay brick |
| Certification: | ISO9001:2015 |
| Place of Origin: | Henan China |
| MOQ: | 20 |
| Price: | Negotiate |
| Payment Terms: | L/C, T/T, Western Union, MoneyGram |
| Supply Ability: | 5000Ton/mon |
| Packaging Details: | Fumigated wooden pallet, plastic or steel bandages strapped and the whole outside is wrapped with thermoplastic film. |
| Color: | Red |
| Size: | 230*114*65mm |
| AL2O3 content: | 30-48% |
| Material: | Fireclay |
| Feature: | Anti-erosion |
| Application: | Industrial kiln |
Red 230*114*65mm Anti-erosion Fireclay brick Universal kiln refractory material
Fireclay brick takes clay clinker as aggregate and refractory soft clay as binding agent. It is a universal refractory products with 30%-48% AL2O3 content. The refractoriness fluctuates from 1580°C to 1700°C.
The products fluctuates in a very wide range and the differences in production processes, thus its properties fluctuate within a wide range.
Fireclay bricks features:
1, Have good thermal shock resistance,
2, Large fluctuation range, generally more than 10 times (water cooling at 1100°C);
3, Coefficient of linear expansion of clay products; average line
expansion between 20°C and 1300°C the coefficient is
(4.5-5.8)×10-6°C-1.
4, The fireclay refractory material is a weakly acidic refractory
product and its acidity increases as the SiO2 content increases.
5, It has a certain erosion resistance to the acid slag, and poor resistance to alkaline slag erosion. Therefore, fireclay fireproof products should be used as lining for acid slag furnaces.
| Item | Index | ||||
Fireclay Fireproof brick | N-1 | N-2a | N-2b | N-3a | N-3b |
| Al2O3% | 30%~48% | ||||
| 0.2Mpa refractoriness under load ℃ ≥ | 1400 | 1350 | / | 1320 | / |
| Reheat linear change % | 1400℃X2h | 1350℃X2h | |||
-0.4~0.1 | -0.5~0.1 | -0.5~0.2 | -0.5~0.2 | -0.5~0.2 | |
Apparent porosity % ≤ | 22 | 24 | 26 | 24 | 26 |
Cold crushing strength MPa ≥ | 50 | 45 | 45 | 40 | 40 |

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