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Home > Material > High reflective (Visible light) ceramic N-9000T

High reflective (Visible light) ceramic N-9000T

Nishimura produce visible light reflection ceramics, and it is named N-9000T.  The material is ultrafine particle alumina. Reflect the electromagnetic wave of the visible light region. Reflectivity is 90 – 94%. Also,this material can prevent color-changing from UV light.

Feature

-Hard (Vickers hardness of  18.8GPa)
-White color
-Unfading
-Reflectivity more than 90% in thickness 2.5mm (Wavelength range 200~1000nm)

Applications

-Base plate for LED
-Measurement plate for LED
-RF window
-Sputtering target

Properties table

Material Name Alumina
Nishimura No. N-9000T
Main Component(AL2O3) >99.9%
Color White
Bulk specific gravity 3.95
Water absorption 0
Mechanical Properties Vickers hardness GPa 18.8
Bending strength MPa 405
Compressive strength MPa 3655
Tension strength MPa 213
Impact bending strength MPa 0.7
Electrical properties Volume resistivity Ω・cm 2.0×1016(20~100℃)
Dielectric constant 1MHz   10
Dielectric loss tangent 1MHz   1×10-4
Dielectric strength Kv/mm >10
Te value ℃ 1000
Thermal properties Thermal expansion coefficient 10-6/K 8.18
Thermal conductivity W/m・K 38
Max. Operation temperature ℃ 1200
Thermal shock resistance ℃ 200
Material properties(PDF 63.7KB)

Material

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西村陶業株式会社

Fuye Building, 53-57 Kwai Fung Street,
Kwai Chung, New Territories Hong Kong

TEL:+86-755-27228078

inquiry-ceramic@made-parts.com

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