Home > Products > Insulation Firebrick > 1550C High Alumina refractory Insulating firebrick
1550C High Alumina refractory Insulating firebrick
- 500 Ton / Tons per Month
- Qingdao
- T/T
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Product Details
| Place of Origin | Shandong, China | Brand Name | JC | |
| Model Number | JC Bricks |
Product Description
Insulating firebricks gains typical advantages including low thermal conductivity, fine thermal shock resistance, low heat containment and low iron content,Meanwhile,the outstanding mechanical flexibility, coupled with high insulating efficiency expands the extensive applications of IFB in a variety of industrial markets.
Our insulating firebrick is manufactured from high-grade refractory powder and materials in good purity. During the process of production, organic and multiple filling materials are according to the required proportion, the brick is compressed in vacuum and sintered under high temperature.
Low thermal conductivity
High purity and low iron content
Good thermal resistance with direct access to fire
Superior thermal shock resistance
Accurate dimension and easy cutting
Cracking furnace
Conversion furnace
Heating equipment
Refining equipment
Reproduction equipment
Hot blast stove
Description | Grade 23 | Grade 26 | Grade 28 | Grade 30 | |
Classification Temperature | 1300C/2300F | 1400C/2600F | 1500C/2732F | 1550C/2822F | |
Density(kg/m3) | 600 | 800 | 900 | 1000 | |
Cold Crushing Strength (MPa) | 1.2 | 1.8 | 2.5 | 3.3 | |
Modulus of Rupture(MPa) | 1.0 | 1.7 | 2.3 | 3.1 | |
Permanent Linear Change (%)x24hrs | ≤0.6 | ≤0.6 | ≤0.8 | ≤0.9 | |
Thermal Expansion (%)1000C | 0.5 | 0.52 | 0.52 | 0.53 | |
Thermal Conductivity (W/m.k) | 350C | 0.18 | 0.25 | 0.33 | 0.38 |
400C | 0.20 | 0.29 | 0.35 | 0.40 | |
600C | 0.24 | 0.32 | 0.37 | 0.42 | |
Chemical Composition (%) | Al2O3 | 42 | 56 | 67 | 73 |
SiO2 | 55 | 41 | 30 | 24 | |
Fe2O3 | ≤1 | ≤0.8 | ≤0.7 | ≤0.7 | |
K2O+Na2O | 1.1 | 1.7 | 1.7 | 1.7 | |
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Contact Us
- Zibo JC Eco-Tech Co., Ltd.
- Contact nameSelena Guo Chat Now
- Phone0086-533-3593322
- AddressNo.99,Beiyuan Industrial Park,Liuquan Road,Zibo City,Shandong,China, Zibo, Shandong
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