Silicone Grease offers thermal conductivity.

Press Release Summary:

Designed to fill wide and narrow gaps, 50-1220 Thermal Interface Material consists of filled silicone grease formulated with combination of filler types. Suited for heat sink and high power applications, one-component product features 0.05% bleed after 24 hr at 200°C, dielectric strength of 210 V/mil, and thermal conductivity of 8 BTU/hr/ft²/in. It is available in 8 oz jars, 16 oz jars, and quarts.

Original Press Release:

Epoxies, etc...Newest Conductive Grease Offers Improved Thermal Performance

50-1220 is a new Thermal Interface Material designed for filling wide and narrow gaps. This product provides high thermal conductivity, low bleed, and high temperature stability.

50-1220 is a highly filled silicone grease formulated with a combination of filler types. This system is an excellent choice for demanding heat sink applications and high power applications.

Samples and information about the 50-1220 can be obtained by visiting our website:

Thank you for considering the 50-1220 as a new product news release. All inquiries will be handled promptly and professionally.


50-1220 is a one component thermal grease. This heavy filled Heat Sink Compound promotes high thermal conductivity, low bleed, and high temperature stability. The 50-1220 is engineered for applications requiring fast heat dissipation and electrical insulation. This one part silicone heat sink compound is available in 8 oz jars, 16 oz jars, and quarts. Special syringe packaging is available upon request.

Color White
Viscosity Grease Like Paste
Specific Gravity, 25°C 2.3 Consistency, Penetration
Un worked 300
Worked 60 strokes 275
Worked 1000,000 strokes 245
Bleed after 24 hours @ 200°C, % 0.05
Dielectric strength, volts/mil 210
Arc Resistance, seconds 160
Dielectric Constant at 100 HZ 5
Dissipation Factor @ 100 HZ 0.01
Volume Resistivity, ohm-cm 2 x 1015
Thermal Conductivity, BTU/hr./ft2/°F/in. 8

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