High Thermal Conductivity Epoxy Casting Compounds
High Thermal Conductivity Epoxy Casting Compounds
SKU:POL-1b0114
Elevate electrical applications with our high thermal conductivity epoxy casting compounds. Ideal for industrial and institutional use.
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$49.99
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$49.99
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Enhance your electrical applications with our POLYCAST™ PC-280 High Thermal Conductivity Epoxy Casting Compounds. This low viscosity, highly filled epoxy formulation excels in electrical properties, offering high thermal conductivity and low thermal expansion. With a thixotropic version available for dipping applications, our PC-280 provides excellent performance and reliability, making it ideal for a wide range of industrial and institutional uses.

Product Specifications
Specifications Coefficient Of Thermal Expansion
40 x 10-6 cm/cm/ºC | 24 x 10-6 cm/cm/ºC
Specifications Color
Amber | Black | Brown
Specifications Compressive Strength According To American Societ
16500 psi | 19000 psi
Specifications Cure Schedule
PC-90 - Room Temperature - 24 hours (h). or 2 hours (h) at 150ºF. | PC-67 - Overnight at 125ºF; or 2 hours (h) at 200ºF; or 1 hour (h) at 250ºF
Specifications Dielectric Constant At 60 Hertz Hz According To A
6.2 | 6.4
Specifications Dielectric Strength
475 V/mil | 450 V/mil
Specifications Dissipation Factor At 60 Hertz Hz According To Am
0.02
Specifications Flexural Strength According To American Society F
11500 psi | 13000 psi
Specifications Heat Distortion Point
150 ºC
Specifications Mixed Viscosity According To American Society For
75000 cps
Specifications Mixing Instructions
Premix P.C. 280 in the original container prior to use to insure any settled filler may be reincorporated. Warming PC 280 to 100ºF facilitates ease of use.Weigh out the required amount of P.C.280 Part A and the requisite Part B.Mix thoroughly, scraping both sides and bottom of container.Evacuate mixture at 29 Inch (in) Mercury (Hg) for 5 to 10 minutes (min) (if desired).Pour into mold or cavity.
Specifications Mix Ratio By Weight
100:5 to 6 | 100:7 to 8
Specifications Pot Life At 72 F
1 h | 4 h
Specifications Shelf Life At 72 F
12 m
Specifications Shore D Hardness According To American Society Fo
91 duro | 92 duro
Specifications Specific Gravity
1.0 | 2.30
Specifications Tensile Elongation According To American Society
1 %
Specifications Tensile Strength According To American Society Fo
8000 psi | 8500 psi
Specifications Thermal Conductivity
10 Btu/in/ft²hr/ºF
Specifications Viscosity According To American Society For Testi
400 cps | 500 cps | 100000 cps
Specifications Volume Resistivity According To American Society
1.3x10-15 ohm-cm | 5x10-15 ohm-cm