3140 RTV
Vishay Micro-Measurements
Protective Coating
FEATURES
• Easy to use
• Translucent
• Self-leveling
• Room-temperature cure
DESCRIPTION
Single-component 98%-solids RTV silicone rubber. Room-
temperature cure (humidity-reactive). Completely noncor-
rosive. Forms tough, rubbery coating. Excellent properties.
Translucent; permits full inspection of installation. Self-lev-
eling; forms fairly thick coats 0.03-0.06 in [0.75-1.5 mm].
Easy-to-apply general-purpose coating. Lab and field use.
Low reinforcing effects. High-elongation capabilities.
Good for short-term water immersion. Resists many
chemicals. Bonds to contaminated surfaces for short-term
tests; for best long-term protection, chemically clean
surface and prime with
M-LINE
RTV Primer No. 1.
CHARACTERISTICS
Cure Requirements:
Tack-free in approximately 2 hours.
Cure 24 hours at +75°F [+24°C], 50% RH for each 0.02-in
[0.5-mm] thickness. Longer cure at lower humidity levels.
Operating Temperature Range:
Short Term:
–100° to +600°F [–75° to +315°C].
Long Term:
–65° to +500°F [–55° to +260°C].
Shelf Life:
6 months at +75°F [+24°C].
Note:
Will not cure properly if coating is not exposed to
atmosphere.
PACKAGING
Kit:
1 collapsible metal tube (3 oz [85 g])
Accessory:
4 brush-cap bottles (1 oz [30 ml] ea) RTV Primer No. 1
www.vishaymg.com
62
micro-measurements@vishay.com
Document Number: 11034
Revision 10-Jan-03
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