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News
Multiphase ceramics high-temperature electric heating film
| Author：Ben Date：2011/1/19 21:42:02 |
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Environment-friendly multiphase ceramics high-temperature electric heating film is a new subnanoscale electrothermal material,as is a application of crystal coordinate principle and electricity, calorifics,mechanics and optics principle of wemiconductive ceramics and membrane material.It is a composite material by the union of Micro scale electronic paste and nanoscale.subnanoscale multifunctional disperes phase.
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Electrical specifications
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N0.
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Description
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requirement
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1
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Thickness of film
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Less than 0.1mm
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2
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Mechanical strength
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More than 120MPa
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3
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Expansion coefficient
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5~6X10-6
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4
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Corrosion resistance
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Anti-erode
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5
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Oxidative stability
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Non-oxidation
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6
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Life time
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≤200℃ 30000H
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≤500℃ 20000H
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≤700℃ 10000H
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7
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Max working temperature
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800℃/1472℉
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Electrical specifications
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No.
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Description
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requirement
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1
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Working voltage
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AC/DC 1～380V
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2
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Power density
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10W/cm2
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3
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Temperature coefficient
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≤1000~2000PPM/℃
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4
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Temperature unevenness
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≤10%
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5
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The rate of electricity to infrared radiation
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≥75%
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6
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Nomal direction total emissivity
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≥0.85
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7
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The rate of electricity to thermal
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≥98%
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