Vibra-Tite 331 Technical Data

Page 1
Cyanoacrylate
Product Description
Base Compound
Ethyl Cyanoacrylate
Appearance
Colorless Liquid
Viscosity (cP @ 68°F)
800 cP
Specific Gravity (g/cc)
1.06
Flash Point (TCC)
185°F
Shelf Li fe @40°F
1 year unopened
°
Steel
10 to 20 seconds
Aluminum
7 to 15 seconds
Neoprene
< 7 seconds
ABS
5 to 10 seconds
Polycarbonate
10 to15 seconds
PVC
5 to 10 seconds
Polymer (Cured)
Appearance
Colorless Solid
Service Temperature Range
Softening Point
Refractive Index
1.49 Full Cure T ime
24 Hours
Dielectric Strength (KV/mm)
11.6
Dielectric Constant (@ 1Kc)
5.4 COE (in./in./F)
.000126
Tensile Str ength
3400 psi
Solubility
Nitromethane,
Dimethylformamide
Substrate
Range in N/mm2
Blasted Steel
19 to 25
Etched Aluminum
12 to 20
Neoprene
> 10
ABS
> 6
Polycarbonate
> 5
PVC
> 6
Strength at Temperature
0.00
20.00
40.00
60.00
80.00
100.00
0 60 80 100 120
Temperature , C
% Retained
331
Vibra-TITE 331 is a single component medium viscosity cyanoacrylate adhesive. Suitable for general-purpose bonding but provides excellent strength and speed on all rubber compounds.
Monomer (Liquid)

Military Specifications

Mil-A-46050C Type II, Class 3

Curing Properties

Ambient surface moisture will initiate the hardening process. Handling strength is reached in a short period of time and varies depending on environmental conditions and substrates being bonded. Product will continue to cure for at least 24 hours before full strength and resistances are developed.

Physical Properties

Product Data Sheet
-65°F to 200°F
329°F
(ND 20)
(steel/steel)
Acetone,
Performance of Cured Materials
Tensile Shea r strength after 48 hours at 20° to 25°C
Setting Time (68

Curing Performance

The gap of the bond line will affect set speed. Smaller gaps tend to increase the speed. Activators can be applied to improve set speed but may also impair overall adhesive performance.
F, 65% R.H.)
Temperature Resistance
Sheer Stre ngth on steel after 1 week at 22 °C
Technical data contained within this document is intended for reference only
For assistance and recommendations on specifications for this product, contact ND Industries
info@ndindustries.com
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