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--Alumina Nitrid(ALN) Substrate |
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--Application |
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¡Ñ Thin Film, LED Holder, DPC. |
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--Features |
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¡Ñ Better thermal conductivity, High insulation performance, Good mechanical strength. |
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--Material Characteristics Table |
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Item |
Unit |
Index |
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Density |
¡ª¡ª |
g/cm3 |
3.335 |
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Water Absorptivity |
¡ª¡ª |
% |
0 |
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Surface Roughness |
Ra |
¦Ìm |
0.02~0.25 |
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Color |
¡ª¡ª |
¡ª¡ª |
Baby Blue |
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Flexural Strength |
25¡æ |
MPa |
330 |
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Warping Degree |
25¡æ |
inch / inch |
0.02~0.05 |
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Thermal Conductivity |
25¡æ |
W/m¡¤K |
¡Ý170 |
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Coefficient of Expansion |
20~300¡æ |
1¡Á10e-6/¡æ |
2.805 |
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Dielectric Strength |
¡ª¡ª |
DC,KV/mm |
¡Ý25.00 |
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Dielectric Constant |
25¡æ, 1MHz |
¡ª¡ª |
8.6 |
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Dielectric Loss |
25¡æ, 1MHz |
¡ª¡ª |
0.0004 |
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Bulk Resistivity |
25¡æ |
¦¸¡¤cm |
1.4¡Á10e+14 |
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--Size Choice |
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Code |
Type |
T-inch (mm) |
L & W-inch (mm) |
T Tolerance |
Application |
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D |
As-Fired |
0.010 (0.254) |
2.0*2.0 (50.8*50.8) |
¡À10.0% |
Thick Flim |
| 0.015 (0.381) |
3.0*3.0 (76.2*76.2) |
| 0.020 (0.508) |
4.5*4.5 (114.3*114.3) |
| 0.025 (0.635) |
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E |
Polished |
0.010 (0.254) |
2.0*2.0 (50.8*50.8) |
¡À5.0% |
Thin Film |
| 0.015 (0.381) |
3.0*3.0 (76.2*76.2) |
| 0.020 (0.508) |
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| 0.025 (0.635) |
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