
Porous high temperature resistance alumina ceramic heating disc
1. Description
Alumina ceramic product is produced by alumina as the main
material, through the forming, high temperature sintering has good
heat resistance, high performance, good compression wear-resisting
performance , high insulating strength, high mechanical strength,
thermal expansion coefficient little etc
Widely used in electronics, electrical equipment, instrument and
apparatus, household appliances, electric vacuum device,
communication equipment, temperature control switch, high-grade
ceramic valve, faucet move sliding-vane, and other industries for
precision components use and in the media with grinding and
polishing
2. Key properties
Hard, wear-resistant
Excellent dielectric properties from DC to GHz frequencies
Resists strong acid and alkali attack at elevated temperatures
Good thermal conductivity
Excellent size and shape capability
High strength and stiffness
Available in purity ranges from 94%, an easily metallizable
composition, to 99.5% for the
3. Typical Uses
Gas laser tubes
Wear pads
Seal rings
High temperature electrical insulators
High voltage insulators
Furnace liner tubes
Thread and wire guides
Electronic substrates
Ballistic armor
Abrasion resistant tube and elbow liners
Thermometry sensors
Laboratory instrument tubes and sample holders
Instrumentation parts for thermal property test machines
4. Specification
Item | Unit | 95% Alumina ceramic | 99% Alumina ceramic |
Bulk density | g/cm3 | >3.6 | 3.89 |
Max use temperature | ℃ | 1500 | 1700 |
Water absorbtion | % | 0 | 0 |
Bending Strength | Mpa | 364 | 450 |
Expansion (25-800°C) | (X10-6/°C) | 7.6 | 8 |
Thermal Conductivity | (W/(m.R)) | 20 | 35 |
Dielectric Strength | (kv/mm) | 11 | 12 |
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.