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Gap Filler SL6300 – Two-component, High Thermal Conductivity

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Plexus® Gap Filler SL6300 is a two-component, fast curing, gel type gasket filler, with a thermal conductivity of 3.0 W/m·K. It is suitable for thixotropic and low stress applications, designed to provide enhanced thermal management for advanced vehicles battery, automotive electronics and communications equipment etc. It provides better reliability and rework ability
than traditional materials. 

Product Characteristics

Chemical Class Silicone
Appearance(mixed) Light Blue
Flammability, UL94 v-0 pass
Solids by Volume, % 100
Volatility Low

TYPICAL PROPERTIES OF UNCURED MATERIALS

Part A  
Appearance Blue
Specific gravity @25 oC 2.75
Viscosity @25 oC, cps 250,000
Part B  
Appearance White
Specific gravity @25 oC 2.75
Viscosity @25 oC, cps 260,000

 

Mixed  
Mix Ratio, by vol, A to B 1:1
Mix Ratio, by wt, A to B 1:1
Working time @ 25oC, mins 60
Cure time @25 oC, hrs 24

TYPICAL PROPERTIES OF CURED MATERIALS
Fully Cured Product (7 days at 25 oC)

Density(cured), g/cm3 1.95
Hardness, ASTM D2240, Shore OO 60
Tensile strength, ASTM D412, MPa 0.2
Strain to failure, ASTM D412, % 110
Coefficient of thermal conductivity, ISO22007-2 (Hotdisk), W/(m·K) 2.0
Volume resistivity, ASTM D257, Ω*cm 1*10^13
Dielectric strength, ASTM D149, kV/mm >10
Service temperature, oC -40~180

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