
Thermal Conductivity Abrasion Resistance Cordierite high temperature Crucible
1. Detailed Product Description
The main chemical ingredient of Cordierite is 2MgO·2Al2O3·5SiO2,main material is steatite,clay,alumina,feldspar,etc. Manufactured by normal ceramic technical, can be used for loop framework, insulators of arc-resistance,element of composite materials,burnable nozzle of electrical insulators, and etc.
2. Applications
Alumina ceramics with superior strength, hardness, insulation, thermal conductivity, high temperature, oxidation
resistance, corrosion resistance, abrasion resistance, high temperature strength and other characteristics, it has
been widely used in engineering, mechanical seals, electronics, instrumentation, sensing, transport,
communications, and other occasions or areas. The content of 99.7%, 99%, 95% alumina products contains the
crucible, sockets, valves, electrodes, spools, wear board, alumina balls, electronic porcelain, textile porcelain
pieces, and other shaped pieces.
3. Specifications
Item | Test Condition | Unit&Symbol | Cordierite ceramics |
The main chemical ingredient | 2MgO 2Al2O3 5SiO2 | ||
Bulk Density | gm/cc | 2.0 | |
Maximum Use Temperature | 1300℃ | ||
Water absorption | % | 0 | |
Hardness | HV | 800 | |
Bending Strength | 20° C | Kgf/cm2 | 900 |
Compressive Strength | 20° C | Kgf/cm2 | 3500 |
Fracture Toughness | K(I c) | Map.m3/2 | - |
Coefficient of thermal expansion | 1X 10-6/°C | ≤2.0 | |
Coefficient of thermal conductivity | 25° C-30° C | W/m °K | 1.3- |
Thermal Shock Resistance | ∆ Tc | °C | 250 |
Dielectric constant | 1MHz.25℃ | 6 | |
Dielectric strength | ac-kV/mm (ac V/mil) | 10 | |
Volume Resistivity | 20℃ | ohm-cm | > 1012 |
4. Why customer choose us ?
Yixing City Kam Tai Refractories Co.,ltd
Yixing City Kam Tai Refractories Co.,ltd is located in Yixing, the
Pottery capital of China. Our company is founded in 2006, it is a
professional refractory and ceramic company which cover research,
production, sales and after-sales service. Since establishment, we
adhere to principle of “Technological Innovation, Never Stop”,
continuously improve R&D and production process and equipment.
Moreover, we cooperate with famous university such like Liaoning
University of Science and Technology, Beijing University of Science
and Technology.
Main Products
We mainly manufacture industry furnace refractory material such as
Sic PLATE,Setter plate, Push plate, Pillar,Sagger, Technical
Ceramic, Furnace material and so on. Our product is widely used to
sinter Magnetic Material, Electronic Ceramic, Daily Ceramic, Powder
Metallurgy, Rare Earth Battery Material and so on. Our sandwich
setter plate, electronic ceramic used sagger, Lithium battery
cathode material sintering sagger are very good , and they have
been leader products in our field .
Company Vision
Since our establishment, we insist on “No best , Just Better” , aimed to be the top Supplier of Refractory material and Technical Ceramic in the world.