Material | Chrome Corundum Brick | ||||
GGZ-5 | GGZ-12 | GGZ-20 | GGZ-30 | ||
Chemical Composition % | Al2O3+Cr2O3 | ≥93 | ≥93 | ≥93 | ≥93 |
Cr2O3 | ≥5 | ≥12 | ≥20 | ≥30 | |
Fe2O3 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | |
Apparent porosity % | ≤18 | ≤18 | ≤18 | ≤18 | |
Bulk density (g/cm3) | ≥3.15 | ≥3.2 | ≥3.2 | ≥3.35 | |
Compressive strength at ambient temperature (MPa) | ≥80 | ≥80 | ≥80 | ≥90 | |
Perament Linear Change on Heating(1500ºCx3h)(%) | ±0.3 | ±0.3 | ±0.3 | ±0.3 | |
Maximum working temperature(ºC) | 1700 | 1800 | 1800 | 1900 |
Jiangsu Cera Thermal Technology Co., Ltd. is formerly known as Nanjing Cera Material Technology Co., Ltd.The main
business of our company includes refractory materials production, furnace lining design and construction of
high-temperature thermal engineering, furnaces equipment, research and development and sales of refractory
material. Through years of cooperation with the British Morgan Thermal Ceramics,we have accumulated rich
experience in a good deal of engineering projects. We can provide our customers with all kinds of high quality
products, professional and customized products and engineering services according to the actual working
condition and requirements of each customer, in order to meet customers' increasing demand of energy-saving.
Our tenet is: quality and credibility is fundamental, technology and service is the life.
We obtained the quality system certification GB/T 19001-2008/ISO 9001:2008.
High-tech enterprises are under declare.
Why Choose Us?
1. Thermal calculation, material selection support.
With advanced calculation software, it can calculate the heat storage loss and heat loss of
the kiln according to the temperature in the furnace, the working environment of the kiln,
and the economic selection of materials.
2. Process design.
Professional lining design team.
3. On-site guidance.
Have a rich team of on-site construction experience to provide customers with excellent
construction site guidance.
4. Installation Supervision.
Possess professional construction supervision ability, can provide professional construction
supervision service for furnace lining installation and constructio.
5. Special application consultation of thermal insulation materials.
We can provide technical support for customers and solve the difficulty of applying special
thermal insulation materials.