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.

With facilities in Santa Cruz, CA and Shirley, MA, Valley is one of the world's leaders in supplying polished Aluminum Nitride substrates and wafers of all sizes and thicknesses.

Typical Specifications: Special Tolerances:

Size: 3¾"x4½"±½%

Thickness Tolerance: ± 0.0002"

Thickness: 0.025"± 0.001"

Surface Finish: ½ micro-inch. Ra

Surface Finish: 1 micro-inch. Ra.

Flatness: 0.00025"/inch.

Flatness: 0.0005"/inch.

Thermal Conductivity: 175 W/mk

Delivery: From stock

Aluminum Nitride AlN Polished Substrates 175 W/mk
Tolerances:
Thickness ± 0.001"
Surface 1½ u" Ra nominal (2 u" max.)
Thermal Conductivity 175 W/mk
Length & Width ± 0.010" diamond scribed

L/W
Thickness
10
25
50
100
2"x2"
0.005"
CALL
CALL
CALL
CALL
2"x2"
0.010"
CALL
CALL
CALL
CALL
2"x2"
0.015"
CALL
CALL
CALL
CALL
2"x2"
0.020"
CALL
CALL
CALL
CALL
2"x2"
0.025"
CALL
CALL
CALL
CALL
2"x2"
0.040"
CALL
CALL
CALL
CALL
2"x2"
0.060"
CALL
CALL
CALL
CALL
2"x2"
0.080"
CALL
CALL
CALL
CALL
2"x2"
0.100"
CALL
CALL
CALL
CALL
2"x2"
0.125"
CALL
CALL
CALL
CALL

Note: For tighter tolerances and better surface finish, contact Customer Service.

For additional information:

  • www.quartz-silica.net/aluminum-nitride Aluminum Nitride AlN chemical analysis
  • www.mrs.org Materials Research Society
  • www.laserslag.com/aln Aluminum Nitride AlN laser slag removal
  • www.customdicing.com/aln-links Aluminum Nitride related information Web sites
  • www.edgepolishing.com/aluminum-nitride Aluminum Nitride AlN mechanical, physical, chemical and electrical properties
  • www.valleydesign.com/substrate Aluminum Nitride AlN and Alumina Ceramic Substrates

    • Return to Homepage: Aluminum nitride substrates, aluminum nitride wafers

    AlN Composition AlN Related Links AlN Replaces BeO AlN Stock Aluminum Nitride Aluminum Nitride Stock Dicing Direct Bond Copper Hi Therm Properties Hi Therm Substrate Stock Sapphire Tape Cast Substrates Ultra-thin AlN

    VALLEY DESIGN NEWS
    Sales and Customer Service
    Site Map
    		 Corporate Headquarters
    Valley Design Corp. - West   Valley Design Corp. - East
    151-D Harvey West Blvd.
    		Two Shaker Road, Bldg. E-001
    Santa Cruz, CA 95060
    Affilliate Sites
    		Shirley, MA 01464
    West E-mail: west@aluminumnitride.com   East E-mail: east@aluminumnitride.com
    Germany Sales: germany@valleydesign.com   Germany Sales: germany@valleydesign.com
    Phone: 831.420.0595   Phone: 978.425.3030
    Fax: 831.420.0592   Fax: 978.425.3031
    Return to top of page Last updated: 27 August 2007
    © 2007 Valley Design Corp. All Rights Reserved