Specialty Materials for Electronic Assembly
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All Categories > Adhesives & Sealants > Silicone Adhesive/Sealants > Electronics Adhesive Sealants > Item # 3140 RTV Coating-Adhesive Sealant  
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Item # 3140 RTV Coating-Adhesive Sealant, Electronics Adhesive Sealants


Electronics Adhesive Sealants

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Translucent; 1 part – no mixing required; moisture cure (RTV) – no oven required; solvent-free – no ventilation required; UV indicator for automated inspection; cure system can be heat accelerable for faster in-line processing; medium viscosity for moderate flow/fill/self-leveling after dispensing process; Mil Spec A-46146 QPL (qualified product listing); UL-94V-1 flammability rating; high elongation value for vibration/mechanical shock dampening and low stress




Specifications  · Features  · Potential or Typical Uses

Specifications

Type
One-Part Moisture Cure RTV

One or Two Part
1

Color
Translucent

Viscosity/Flowability
35950

Durometer
34 A

Tensile Strength
495 psi
3.0 MPa
31 kgf/cm²

Elongation
420 %

Specific Gravity
1.04

Room Temperature Tack-Free Time
105 min

Room Temperature Cure Time
72 h

Linear Coefficient of Thermal Expansion
325 ppm

Shelf Life from Date of Manufacture
12 months at < 32 ºC

Dielectric Strength
450 V/mil
18 kV/mm

Dielectric Constant at 100 Hz
2.52

Dielectric Constant at 100 kHz
2.52

Dissipation Factor at 100 Hz
0.004

Dissipation Factor at 100 kHz
0.0010

Volume Resistivity
2.1E+14 O/cm

Agency Listing
UL 94V-1/ MIL-A-46146


Features

Good flowability; room temper a ture cure; no added solvents; UV indicator for inspection; UL 94V-1 and Mil-A-46146


Potential or Typical Uses

Sealing lids and housings where grooves or other configurations support a flowable material or where limited flow is desired