Product Announcement from ITW Polymer Technologies - Insulcast Division

Highly Thermally Conductive RTVS 3-95-2 Compound -Image

INSULCAST RTVS 3-95-2

is a very highly thermally conductive, high temperature RTV silicone compound which meets the flammability requirements of UL 94V-0.

Uncured Properties: Part A, Part B

COLOR, VISUAL: Red, Neutral

VISCOSITY @ 25oC, cps: 35000, 35000 -ASTM D 2393

SPECIFIC GRAVITY: 2.36, 2.27

MIX RATIO (by weight or volume): 1:1

MIXED VISCOSITY, cps: 35000 ASTM D 2393

Gel Time, 25ºC, hours 2-4

POT LIFE @25ºC, hours 1.5

SHELF LIFE @25ºC, months: 12

Cured Properties

HARDNESS, DUROMETER (Shore A): 85 ASTM D 2240

TENSILE STRENGTH, psi: 400 ASTM D 412

TENSILE ELONGATION, %: 17 ASTM D 412

TEAR STRENGTH, Die B lb/in : 5 ASTM D 624

COEFFICIENT OF THERMAL EXPANSION, °C: 15.0 x 10-5

THERMAL CONDUCTIVITY, W/m °K: 1.44 ASTM D5470

CAL-CM/(CM2)(SEC)(oC): 0.005

SERVICE TEMPERATURE, °C: -55 to 260

Electrical Properties

DIELECTRIC STRENGTH, volts/mil: 425 ASTM D 149

DIELECTRIC CONSTANT, 1 KHz: 5.0 ASTM D 150

DISSIPATION FACTOR, 1 KHz: 0.005 ASTM D 150

VOLUME RESISTIVITY, @ 125 ºC ohm-cm: 1 x 1013 ASTM D 257

VOLUME RESISTIVITY, @ 25 ºC, ohm-cm: 1 x 1014 ASTM D 257

 
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