Dowsil 3145 RTV 305ml 10.3oz Clear Adhesive Sealant Mil-A-46146 Electrical Battery Board Housing Moisture Sealing Non Flow Primerless Adhesion High Strength Group II/III

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Management number 218561668 Release Date 2026/05/03 List Price $40.00 Model Number 218561668
Category

DOWSIL 3145 RTV Sealant Clear or Gray Available MIL-A-46146 Dow 3145 Adhesive Sealant 305ml one Bottle One-part, moisture RTV, non-flow, high strength, UL and Mil Spec. Uses Sealing openings in modules and housings. Adding mechanical stability to individual components. Assembly of components on PWBs. Sealing in and around wired and electrical leads. Temperature Range: -45 °C ~ 200 °C Benefits Non-flowing High tensile strength and elongation Enhanced thermal stability MIL-A-46146 Group II/III, TY I No mixing required Room temperature cure, no ovens required Faster in-line processing with optional heat acceleration Can be considered for uses with Mil Spec requirements Application Benefits Non-Slump Primerless Adhesion Use: Battery Pack, Boards and Assemblies, Components, Housings Water Resistant Certifications & Standards Regulatory Approvals: MIL Spec Product Use and Formulating Cure Characteristics: Room Temperature Long Working Time > 10 min Cure Type: Alkoxy Cure, Condensation Cure, Methoxy Cure Number of Parts: 1 part Room Temperature Cure: 48 Hours Tack-Free Time-50% RH: 55 Minutes Typical Properties Adhesion to: Glass, Nylon 6/6 Color: Clear, Grey Dielectric Constant at 100 Hz: 2.83 Dielectric Constant at 100 kHz: 2.83 Dielectric Strength: 500 volts per mil v/mil Dissipation Factor at 100 Hz: <0.001 Durometer - Shore A: 45 Elongation: 660% Linear CTE: 370 µm/m/Deg C Nonflowable: Yes Shelf Life: 360 Days Specific Gravity: 1.1 @ 25°C Tensile Strength: 940 psi Volume Resistivity: 4.4e+014 Ω·cm

  • DOWSIL 3145 RTV, 305ml 10.3oz one Bottle. Clear. One-part, moisture RTV, non-flow, high strength, Adhesive Sealant. Sealing, Assembly of components on PWBs, Electrical use
  • Color: Clear. Dielectric Constant at 100 Hz: 2.83. Dielectric Strength: 500 volts per mil v/mil. Dissipation Factor at 100 Hz: < 0.001. Durometer - Shore A: 45. Elongation: 660% Linear CTE: 370 µm/m/Deg C. Specific Gravity: 1.1 @ 25°C. Tensile Strength: 940 psi. Volume Resistivity: 4.4e+014 Ω·cm.
  • Sealing. Battery Pack, Boards and Assemblies, Components, Housings. Electrical Use. PWBs
  • Non-flowing. High tensile strength and elongation. Enhanced thermal stability. Water Resistant. Non-Slump. Primerless Adhesion.
Color Clear
Model 3ab30cdb-fa2c-4bc4-9396-353a04202a49
Volume 305 Milliliters
Item Form Paste
Viscosity High Viscosity
Brand Name SANYI
Unit Count 10.3 Ounce
Part Number Dowsil 3145
Manufacturer Dowsil
Material Type Silicone
Container Type Bottle
Full Cure Time 48 Hours
Viscosity Level High
Number of Pieces 1
Tensile Strength 940 Pounds Per Square Inch
Compatible Material Glass, Metal, Plastic, Porcelain, Rubber
Included Components Paste, Paste Bottle 305ml, Outer Box
Item Package Quantity 1
Water Resistance Level Water Resistant
Other Special Features of the Product Heat Resistant, High tensile strength and elongation, Non-flowing, Room temperature cure, Strong

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