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MG Silicone Heat Transfer Compound - 5oz
MG Chemicals Part Number: 860-150G

Working with computer heatsinks or high power mosfets? - BUY THIS HEATSINK GREASE!

This heat transfer compound is designed for use in transferring heat away from electrical and electronic devices such as; transistors, power diodes, semi-conductors, ballast's and thermocouple wells. High thermal conductivity, high dielectric constant, high dissipation factor, use with heat sinks or metal chassis, will not dry or harden. Contains zinc oxide and polydimethyl siloxane.
  • High thermal conductivity
  • High dielectric constant
  • High dissipation factor
  • Use with heat sinks or metal chassis
  • Will not dry or harden
  • Contains zincs oxides and polydimenthyl siloxane
Physical Properties Test Method Silicone
Appearance Visual White paste
Consistency ASTM D 217
Specific Gravity
@ 25°C (77°F)
2.3 min
Bleed %
24 hours @ 200°C
FTM-321 2.0% max
24 hours @ 200°C
FTM-321 2.0% max
Dropping Point ASTM D-566 > 500°F (260°C)
Min. operating temp. 55°F/48°C
Max. operating temp. 200°C (consistent)
300°C (intermittent)
Electrical Properties Test Method Silicone
Thermal Conductivity in W/m·K
(BTU in /(hr ft2 F) )
in W/m·K
(BTU in /(hr ft2 F) )
0.657 (4.56)
Dielectric Strength
(0.05l gap)
ASTM D-149 400 V/MIL
Dielectric Constant @ 1000 Hz 4.4 3.81
Dissipation Factor
@ 1000 Hz
ASTM D 150 0.0032
Resistivity @ 21°C ASTM D 150 1.5 x 1015 Ohm•cm

QTY: 1 x Tube of Silicone Heat Transfer Compound (150g / 5oz)
Product condition: New