POLYCAST⢠RTV-849A Thermally Conductive Silicone Rubber
POLYCAST⢠RTV-849A Thermally Conductive Silicone Rubber
SKU:POL-d9efe2
High-performance RTV-849A silicone rubber for extreme heat applications with exceptional thermal conductivity.
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$29.99
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$29.99
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POLYCAST⢠RTV-849A Thermally Conductive Silicone Rubber
$29.99
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POLYCAST⢠RTV-849A Thermally Conductive Silicone Rubber
$29.99
Quantity: 1
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POLYCAST⢠RTV-849A is a premium-grade condensation cure RTV silicone rubber designed for applications requiring high heat resistance, exceptional thermal conductivity, and superior vibration resistance. With a Shore A Hardness of 73, a Tensile Strength of 590 psi, and a Tear Strength of 25 ppi, this silicone rubber is ideal for potting, high temperature molding, rollers, and print pads. Its innovative formulation ensures reliable performance in extreme temperatures ranging from -54 to 260 ºC. Follow our detailed instructions for a successful application process and enjoy the benefits of long-lasting durability and thermal efficiency.
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Product Specifications
Specifications Coefficient Of Expansion
68x10-6 cm/cm-ºC
Specifications Color
Red
Specifications Cure Schedule
24 hours at room temperaturePot Life and cure is dependent on temperature and humidity.Ideal conditions:68 to 78ºF (20 to 26ºC)40-60% relative humidity
Specifications Dielectric Constant At 100 Hertz Hz
4.7
Specifications Dielectric Strength
550 V/mil
Specifications Dissipation Factor At 60 Hertz Hz
0.01
Specifications Instructions For Use
Pre-mix RTV-849 Base thoroughly. Weigh out the required amount and add the required amount of Catalyst. Mix thoroughly scraping both the bottom and sides of the mixing container. Evacuate the air and then apply.
Specifications Minimum Pot Life At 72f
45 to 60
Specifications Mixed Viscosity
40000 cps
Specifications Mix Ratio By Weight
100:5
Specifications Service Temperature Range
-54 to 260 ºC
Specifications Shelf Life At 72 F
6 m
Specifications Shore A Hardness
73 duro
Specifications Shrinkage After 3 Days
0.06 %
Specifications Specific Gravity
2.2
Specifications Tear Strength
25 ppi
Specifications Tensile Elongation
100 %
Specifications Tensile Strength
590 psi
Specifications Thermal Conductivity
9 Btu/in/ft²hr/ºF
Specifications Viscosity
50000 cps
Specifications Volume Resistivity
1x1014 ohm-cm