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RTV-846

RTV - 846 is condensation cure flexible syntactic foam RTV silicone rubber. RTV-846 exhibits excellent flow properties and low density. Applications include potting electronics requiring low dielectric constant and low capacitance. RTV 846 has found use in the aircraft and aerospace industries.

Details

  • Color:
    • Part A: White
    • Part B: Clear
  • Viscosity, cps:
    • Part A: 25000
    • Part B: 100
  • Specific Gravity:
    • Part A: 0.70
    • Part B: 0.98
  • Mix Ratio: 100:10 (By Weight)
  • Mixed Viscosity: 10000 cps
  • Shelf Life: 12 months @ 72 °F
  • Durometer Hardness: 45 (Shore A)
  • Tensile Strength: 350 psi
  • Tensile Elongation: 100 %
  • Tear Strength: 20 ppi
  • Service Temperature Range: -54 to 204 ºC
  • Pot Life: 120 minutes @ 72 ° F
  • Coefficient of Thermal Expansion: 2.2 x 104 (cm/cm-°C)
  • Dielectric Constant: 2.5 (100 Hz)
  • Dissipation Factor: 0.002 (60 Hz)
  • Volume Resistivity: 1 x 1015 ohm-cm
  • Linear Shrinkage: 0.06 % After 3 days
  • Dielectric Strength: 500 V/mil
  • Thermal Conductivity: 1 BTU in/ft2 hr °F

Use Instructions

Pre-mix RTV-846 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. Apply material.

Cure Schedule

24 hours @ room temperaturePot Life and cure is dependent on temperature & humidity.

Ideal conditions

68-78°F (20-26°C)40-60% relative humidity

Data Sheets

Coming soon - Call (800) 966-5142 for more info or email info@polycastindustries.com

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