DOWSIL™ 3145 RTV Mil-A-46146 Adhesive / Sealant
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.
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
Properties
These values are not intended for use in preparing specifications.
Typical Properties
- Adhesion to Yes No Glass, Nylon 6/6
- Cure Characteristics Yes No Room Temperature Long Working Time > 10 min
- Cure Type Yes No Alkoxy Cure, Condensation Cure, Methoxy Cure
- Dielectric Constant at 100 Hz Yes No 2.83
- Dielectric Constant at 100 kHz Yes No 2.83
- Dielectric Strength Yes No 500 volts per mil v/mil
- Dissipation Factor at 100 Hz Yes No < 0.001
- Dissipation Factor at 100 kHz Yes No 0.001
- Durometer - Shore A Yes No 45 Shore A
- Elongation Yes No 660 %
- Hydrophobic Yes No true
- Linear CTE Yes No 370 um/m/Deg C
- Low Odor Yes No true
- Non-Slump Yes No true
- Nonflowable Yes No true
- Number of Parts Yes No One
- Polyesters Yes No true
- Primerless Adhesion Yes No Primerless
- Processing Yes No 1 part
- Product Technology Yes No RTV Adhesives and Sealants
- Resistance to Yes No Very High Temperature (above 350°F/177°C)
- Resistance Type Yes No Oxidation Resistance, Ozone Resistance, Thermal Resistance, UV Resistance, Water Resistance
- Room Temperature Cure - Hours Yes No 48 Hours
- Shelf Life Yes No 360 Days
- Solventless Yes No true
- Special Characteristics Yes No MIL Spec
- Specific Gravity @ 25°C Yes No 1.1
- Tack-Free Time-50% RH Yes No 55 Minutes
- Temperature Range Yes No -45 to 200 °C
- Temperature Stable Yes No High, Low
- Tensile Strength Yes No 940 psi
- Thermosetting Yes No true
- Thixotropic Yes No true
- Volume Resistivity Yes No 4.4e+014 Ω・cm
- Water Resistant Yes No true
No Safety Data Sheets are available online for this material Please Contact Dow for additional information.
No Safety Data Sheets are available online for this material
Please Contact Dow for additional information.
No Food Contact Letters are available online for this material Please Contact Dow for additional information.
No Food Contact Letters are available online for this material
Please Contact Dow for additional information.
No sales specification could be found for this material in selected language
The following Rules apply:
All products must have the same delivery date
All products must be in the same product family
All products must be purchased on the same order
All products must be shipped from the same plant
All products must have the same delivery date
All products must be in the same product family
All products must be purchased on the same order
All products must be shipped from the same plant
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