www.aluminumnitride.com
Polished Aluminum Nitride Substrates
Pullout-free polished AlN substrates to the tightest thickness and flatness specifications are now available from stock for immediate delivery. Valley has over 25 years of precision lapping and polishing experience.
Valley Design is one of the world’s leaders in supplying polished Aluminum Nitride substrates and wafers of all sizes and thicknesses.
- Typical Specifications:
- Size: 3¾”x4½”±½%
- Thickness: 0.025″± 0.001″
- Surface Finish: 1 micro-inch. Ra.
- Flatness: 0.0005″/inch.
- Thermal Conductivity: 175 W/mk
- Delivery: From stock
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- Special Tolerances:
- Thickness Tolerance: ± 0.0002″
- Surface Finish: ½ micro-inch. Ra
- Flatness: 0.00025″/inch.
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Aluminum Nitride AlN Polished Substrates 175 W/mk
| Tolerances: |
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- Thickness
- Surface
- Thermal Conductivity
- Length & Width
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- ± 0.001″
- 1½ u” Ra nominal (2 u” max.)
- 175 W/mk
- ± 0.010″ diamond scribed
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| L/W |
Thickness |
10 |
25 |
50 |
100 |
| 2″ x 2″ |
0.005″ |
CALL |
CALL |
CALL |
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| 2″ x 2″ |
0.010″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.015″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.020″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.025″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.040″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.060″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.080″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.100″ |
CALL |
CALL |
CALL |
CALL |
| 2″ x 2″ |
0.125″ |
CALL |
CALL |
CALL |
CALL |
Note: For tighter tolerances and better surface finish, please contact Customer Service at 978-425-3030.
For additional information: