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Hysol
® 143
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Epoxy
Adhesive |
Description
Hysol 143 is a modified, two-component, impact resistant epoxy
adhesive formulated for a good balance of properties. Its medium
viscosity and 1:1 ratio makes Hysol 143 easy to apply. The neutral color
of this adhesive provides almost invisible bond lines.
Recommend Substrates: metals, plastics and wood.
Features
Excellent tensile lap shearImpact resistant
Room temperature or heat cure1:1 mix ratio
Neutral Color
Typical Properties
Part A Part
B
Mixed
Color
Milky-white
Amber
Cream
Viscosity, Poise
3000-4500
145-175
-
Specific Gravity @ 77°F
1.7
1.06
1.10
Handling
Mixing: This product requires mixing two components together
just prior to the application. Complete mixing is necessary. The
temperature of the separate components prior to mixing is not critical,
but they should be at room temperature.
Part
A
Part
B
Mixed
By weight
100
85
-
By volume
1
1
-
Pot life @ 77°F,
100 grams
20
– 25 minutes
Application
Mixing – Bulk: Combine Part A (resin) and Part B (hardener) in
the correct ratio and mix thoroughly until the color and consistency are
uniform. Ratios given above can be used for measuring larger amounts.
Mixing the adhesive just prior to use is recommended. Heat
build-up during or after mixing is normal. Do not mix quantities greater
than two pounds as dangerous heat build-up can occur causing
uncontrolled decomposition of the mixed adhesive. Mixing smaller
quantities will minimize the heat build-up.
Mixing – Cartridges: Place cartridge in proper dispenser. To
begin using a new cartridge, remove cartridge cap and dispense a small
amount of adhesive, making sure Part A and Part B are extruding. Attach
nozzle and dispense approximately 1-2" before applying onto the
part being bonded. Partially used cartridges can be stored with mixing
nozzle attached. To reuse, remove and discard the old nozzle, attach new
nozzle and begin dispensing.
Application: Bonding surfaces should be clean and dry. For
optimum surface preparation, consult Dexter's bulletin "Preparing
the Surface for Adhesive Bonding". Once the adhesive is
applied, the bonded parts should be held in contact until the part has
developed handling strength. It is not necessary to clamp the parts
unless movement during cure is likely.
Cure: Hysol 143 may be cured for 3 days at 77°F
to achieve normal performance. Accelerated cures up to 200°F (for small
masses only) may be used as an alternative. For example 1 hour at 180°F
will give complete cure.
Clean up: It is important to remove excess adhesive from the work
area and application equipment before it hardens. Many common solvents
and citrus cleaners are suitable for removing uncured adhesive. Consult
with your supplier's information pertaining to the safe and proper use
of solvents.
Performance
Tensile Lap Shear Strength: (tested on Etched aluminum per
ASTM D 1002)
Cure Test
Temperature °F
Typical
Results, psi
3 days @ 77°F
77
4300
180
500
Floating Roller Peel Strength: (tested on etched aluminum
per ASTM D 3167)
Cure : 3 days @ 77°F
30, pli
Bulk Properties
Hardness (shore D) @ 77°F
80
minimum
Packaging
50 ml and 200 ml EPS Cartridges
One
and five Gallon Systems
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DISCLAIMER: The
information supplied in this document is for guidance only and should
not be construed as a warranty. All implied warranties are
expressly disclaimed. Including without limitation any warranty of
merchantability and fitness for use: All users of the materials are
responsible for assuring that it is suitable for their needs,
environment and use. All data is subject to change as Dexter deems
appropriate.
Users should review the Material Safety Data Sheet (MSDS) and product
label for the material to determine possible health hazards, appropriate
engineering controls and precautions to be observed in using the
material. Copies of the MSDS and label are available upon request |
For
more information or to order contact the Glu Guru™ at 1-800-323-5158
or Email
mike@on-hand.com
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