Technical Data Sheet
Vibra-Tite® 444
Thread Sealant
September 2012
Product Description
Vibra-TITE 444 High Pressure Threadsealant is a
medium strength anaerobic sealant which seals
hydraulic and pneumatic fittings up to 2" in diameter,
resisting high pressure and vibrational loosening.
This product has excellent solvent resistance and
withstands temperatures to 300 °F. The product does
not shrink when curing and gives a positive seal
against moisture and corrosion.
Typical Applications
Typical applications are hydraulic and pneumatic
fittings, servo mechanisms and fine filtration
systems.
Instructions for Use
Ensure parts are clean, dry and free from oil and
grease.
Procedure for Application
Product is normally hand applied from the bottle
directly onto threaded parts.
Compatible Primers
Vibra-TITE Excel 612 (Primer T) can be used. The
use of primers can cause loss of strength and
performance should be tested.
Technical Features
Resin:..................................Dimethylacrylate
Color:.......................................Brown
Fixture Speed w/Activator…<10 minutes
Fixture Speed w/out Activator……1 hour
Viscosity………………………300-500 cps
Gap Fill............................................0.007 cp
Max. Operating Temp…… -65°F to +300°F
Cured Performance
Full Cure Time.................24 hours @ 68°F
Pressure Resistance………………10000 psi
Presentation
Bottles…......................50ml, 250ml and liter
General Information
Storage
Product should be stored in a cool and dry location at
temperatures between 14°F (-10°C) to 86°F (30°C).
Shelf life is 2 years from date of manufacture when
stored at 72±8°F (22±4°C).
Note
In a liquid state High Pressure 444 Threadsealant
readily disperses in hydraulic fluid and is virtually
non-fouling in all types of hydraulic systems. The
adhesive/sealant contains no fillers or particles and
will not foul valves or screens.
Health & Safety in use
IRRITANT: Contains Methacrylate Esters which
may irritate eyes, respiratory organs and skin. In case
of contact with the skin, wash immediately with
plenty of water.
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