Aeroflex S28SS


Aeroflex S28SS is a compliant elastomeric thermal interface material designed to provide excellent thermal performance at competitive cost. Its soft interface pad conforms well to minimal pressure, resulting in little or no stress on mating parts. It has extremely low silicone extractables compared to many other silicone interface products and also meets NASA outgassing specification.
Aeroflex S28SS is super-flexible, super-sticky design-in material, and no adhesive coating is required. It is electrically insulating, stable from -60ºC to 200ºC and is certified as UL-94 V0 in flammability rating.

Product Description Typical Property Data

FEATURES & BENEFITS 

  • Thermal conductivity 2.8 W/m·K
  • Available in thicknesses from 0.008” (0.20mm) to 0.400” (10.0mm)
  • High thermal performance, cost-effective solution
  • Naturally tacky & re-workable
  • Soft and compliant
  •  

TYPICAL APPLICATIONS 

  • Automated Electronic Control Units (ECU's)
  • Power Supplies & Semiconductors
  • Memory & Power Modules
  • Microprocessors / Graphics Processors
  • Flat Panel Displays & Consumer Electronics

SELECTION GUIDE

PERFORMCE CURVE

FC@

PROPERTIES

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UNIT

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TEST METHOD

S28 S28S S28SS

Appearance

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Visual

Light Blue Light Blue Light Blue

Thickness

mm ASTM D374 0.20~10.0 0.20~10.0 0.20~10.0

Thermal Conductivity

W/m·K Hot Disk 2.80 2.80 2.80
ASTM D5470 2.80 2.80 2.80

Thermal Resistance (@1mm, 20psi)

°C·in²/W ASTM D5470 0.46 0.42 0.42
°C·cm²/W 2.97 2.70 2.70

Hardness

Shore OO ASTM D2240 50 20 30

Flame Rating

- U.L 94V-0 94V-0 94V-0
Dielectric Strength (@1MM) kV ASTM D149 >9.0 >9.0 >9.0

Volume Resistivity

Ω·cm ASTM D257 ≥1.0X1013 ≥1.0X1013 ≥1.0X1013

Density

g/cm³ ASTM D792 3.00 3.00 3.00

Tensile Strength

psi ASTM D412 60 50 50

Elongation

% ASTM D412 55 58 58

Compression Deflection (%) at given pressure

10psi ASTM D575 12 15 15
50psi 35 42 42
100psi 48 56 56

Dielectric Constant

@1MHz ASTM D150 12.5 10.5 10.5
TML (CVCM) % ASTM E595 ≤0.20(0.05) ≤0.20(0.05) ≤0.20(0.05)

Service Temp.

°C Aerobon -60~200 -60~200 -60~200

RoHS Compliant

- Aerobon YES YES YES