Ceramic Strip For Band Heater
Steatite Ceramic made by Jaye industry has good dielectric properties and mechanical strength with low price, and low dielectric constant, low dielectric loss tangent value, high dielectric strength, high volume resistivity, in addition, it has a high bending strength and relatively static good chemical stability --High corrosion resistance, Acid and alkali resistance.
Description:
1. Forming method: dry pressure
2. Material: 99.5% alumina ceramic
3. Color: ivory-white or others
4. The sample, can be customized, according to product drawings to make
5. Non-standard products die fee based on the product and the number of quotations
6. 99.5% alumina ceramic, alumina 99.5% above, high density, wear-resistant acid corrosion, high temperature (1400-1500 degrees Celsius), chemical stability, high insulation, strong adsorption, it is a very good electrical insulation wear-resistant materials.
7. Uses: Widely used in electronic appliances, mechanical seals, petrochemicals, auto parts, wear parts, etc.
Features:
1) High resistivity
2) Moderate strength
3) Excellent eletrical properties
4) Poor heat conductivity(Thermal insulator)
5) Good resistance to thermal shock
6) Low coefficient of thermal expansion
7) Good mechanical stability
Electric Insulation Ceramic Performance | |||||
Item | Unit | Steatite ceramic | 95 Al2o3 | 96Al2o3 | |
Physical Characteristics | Bulk dnsity | g/cm³ | 2.7 | 3.6 | 3.6 |
Water absorption | % | 0 | 0 | 0 | |
Mechanical Characteristics | Flexural strength | Mpa | 145 | 320 | 340 |
Hardness vickers | Gpa | 5.7 | 12.2 | 13.5 | |
Elastic mdulus | Gpa | 120 | 260 | 320 | |
Poisson'radio | - | 0.21 | 0.22 | 0.23 | |
Thermal Characteristics | Linear expansion coeffcient | (20-500℃)10^-6/℃ | 7.9 | 7.1 | 7.2 |
Thermal conductivity | w/(m.k) | 2.5 | 16 | 24 | |
Specific heat | *10^-3(kg*K) | 0.75 | 0.78 | 0.78 | |
Electrical Characteristic | Dielectric constant(1MHZ) | - | 6.2 | 9 | 9.4 |
Dielectric loss angle | *10^-4 | 18 | 15 | 5 | |
Dielectric strength | *10^6V/m | 18 | 12 | 15 |
Application:
![]() | ![]() | ![]() |
Ceramic Band Heater | Thermocouple | Gun Heater |
Bobbin Heater