- Al2O3≥: 48%
- Fe2O3≤: 2.0%
- Bulk Density (g/cm³): 0.5-1.2
- Cold Crushing Strength(MPa)≥: 1.2-4.5
- SiO2% (≥): 91
- Bulk Density (g/cm³): 1.0-1.2
- Refractoriness Under Load (℃)≥: 1400-1520
- Cold Crushing Strength (MPa)≥: 2.0-5.0
- Al2O3(%)≥: 40-77
- Fe2O3(%)≤: 0.5-1.0
- Bulk Density (g/cm³)≤: 0.55-1.35
- Cold Crushing Strength (MPa)≥: 0.9-3.5
- Bulk Density (g/cm³)≤: 0.5-1.5
- Thermal Conductivity (W/m·k)≤: 0.23-0.65
- Cold Crushing Strength (MPa)≥: 0.8-6
- Permanent Linear Change/%: -2-1
- Al2O3≥/%: 90-99
- ω (SiO2) ≤/%: 0.3
- Bulk Density (g/cm³): 1.3-1.9
- Cold Crushing Strength ≥/MPa: 6-18
APPLICATIONS OF KERUI INSULATION BRICK
Insulation bricks are suitable for hot surface linings and backings of various industrial furnaces in metallurgy, petrochemical, building materials, ceramics, machinery and other industries; such as: cracking furnaces, reforming furnaces, heating devices, refining devices, regeneration devices, hot blast furnaces, heating furnaces, Soaking furnace, heat treatment furnace, resistance furnace, tunnel kiln, stick kiln, shuttle kiln, bell kiln, glass pool kiln, etc.
CERTIFICATES OF KERUI REFRACTORY
Kerui Group has a number of international certifications, such as, ISO9001/ISO14001/OHSAS18001/CE/SGS. Besides, Kerui’s products also have many domestic certificates, the quality is very guaranteed, and they have been unanimously recognized by customers at home and abroad.
PRODUCTION PROCESS OF REFRACTORY FIRE BRICKS
We have our own factory with professional technical team and production equipment. With Fully automatic batching system; 20 sets of 400-1000 ton forming presses; 2 * 168m high-temperature tunnel kilns; 20000㎡ storage workshop. Ensure product quality, improve production efficiency, and provide customers with the most satisfactory products and services.
KERUI REFRACTORY PRDUCTS PACKAGING&SHIPPING
The entire delivery process is tracked, and Kerui’s expert team solves specific project needs with the utmost professionalism. If the customer’s project requires it, Kerui’s expert team will go to the customer’s country to provide face-to-face technical support.
CUSTOMER CASE OF KERUI REFRACTORY
Besides mainland China, Kerui Refractory has exported products to more than 50 countries and regions across 5 continents across the world, including Asia, Europe, America, Africa and Oceania. We have received recognition and high praise from customers all over the world, and are constantly receiving customers’ return orders and referrals.
