Applications

DOWSIL™ 3165 Fast Tack RTV Adhesive Sealant – Adhesive/Sealant – Electronics & Electrical Industry

  • Item Name: DOWSIL™ 3165 Fast Tack RTV Adhesive Sealant
  • Manufacturer: Dow Chemical Company
  • Technologies: Polydimethylsiloxane adhesive
  • Color: Gray
  • Cure Type: Room temperature moisture cure
  • Package Size: Contact to Techniq VN for details.
  • Shelf Life: 12 months

1. Product Overview

DOWSIL™ 3165 Fast Tack RTV Adhesive Sealant is a gray, non-flowing, one-part polydimethylsiloxane adhesive with fast room-temperature (RT) cure, good green strength, and UL 94V-0 flame resistance. It eliminates the need for ovens and supports in-line processing.

2. Applications

  • Sealing openings in modules and housings
  • Enhancing mechanical stability of components
  • Component assembly on printed wiring boards (PWB)
  • Sealing around electrical leads and wires
  • Yoke assembly

3. Typical Properties

Property Unit Result
Extrusion Rate g/min 212
Viscosity (Low Shear – 1/s) Pa-sec 1001
Viscosity (High Shear – 10/s) Pa-sec 337
Specific Gravity (Cured) 1.35
Tack-Free Time at 25°C min 5
Tensile Strength psi (MPa) 125 (0.9)
Unprimed Adhesion (Aluminum, Lap Shear) psi (MPa) 200 (1.4)
Durometer Shore A 35
Shore 00 83
Shelf Life at 25°C months 12
UL Flammability Rating 94V-0

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