Anabond® Technical Data Sheet
Revised on Feb’ 2015
Anabond 681 C Revision no. : 01
PRODUCT DESCRIPTION The rate of surface/depth cure depends on the relative
humidity and temperature of the environment,
environment thickness
Technology Silicone of the adhesive and the area under the joint.
joint Curing time
Chemical type Oxime silicone is
s extended at lower humidity levels.
Appearance Self leveling liquid 0
Curing tested at 30 ± 2 C, 55 ± 5% RH
Colour Clear
Skin forming time –
Components One component – requires no mixing minutes 30 - 60
Surface cure, ATM-R017
Cure Room temperature vulcanizing (RTV)
Depth cure, ATM-R015. mm/day ≥ 3.0
Application Bonding /Sealing / Potting
Anabond 681 C is a self-leveling, single component, low Operating parameters
odour, low volatile flowable silicone adhesive/sealant.
esive/sealant. It
Application temperature ⁰C 10 to 40
is designed with low viscous for easy flow in and around
complex parts,, to fill crevices and voids. The material In service temperature ⁰C -50 to +250
cures on exposure to moisture in the air to form a tough,
Short exposure ⁰C 275
flexible, rubbery solid. It has good adhesion to
substrates like aluminium, mildild steel, glass, ceramics,
corks and various many plastics. The product provides Typical properties of cured material
m
excellent electrical insulation,, protects the electronic 0
Cured for 7 days at 30 ± 2 C, 55±5%
55 RH
components and assemblies against shock, vibration,
moisture, ozone, dust, chemicals and other Physical Properties
environmental hazards by potting or encapsulation of the
components and assemblies. Tensile Strength,
kg/cm² 2-6
ATM-R020 (ASTM D412)
Typical applications include coating of electrical and Elongation,
% ≥ 150
mechanical devices, insulating electrical terminals, ATM-R020 (ASTM D412)
making formed-in-place
place gaskets, sealing ammunition Durometer Hardness,
fuses, protective coating of PCB’s etc. Shore A 05 - 15
ATM-R019 (ASTM D2240)
Typical Properties of uncured material Electrical Properties
Specific gravity at 30 ± 2°C Dielectric strength,
1.02 -1.08 kV/mm ≥ 20
ATM*-R004 (JIS* K6820) ATM R119 (ASTM D149)
0
Viscosity at 30 C,
9000 - General Information
spindle-6, speed – 100rpm, cP
13000
ATM R006 (JIS K6820) This product is not recommended for use in pure oxygen
Pressure resistance at 30±2°C, 2
and/or oxygen rich systems and should not be selected
kg/cm ≥ 80 as a sealant for chlorine or other strong oxidizing
ATM-R034 (JIS K6820)
materials.
Refer
Flash Point
MSDS Handling
Curing performance Before handling, read product safety data sheets
(MSDS) and container labels for safe use.
The product cures on exposure to moisture in the air,
typically developing a skin within minutes, becoming tack Directions for use
free within minutes to hours.. After skin formation, cure
continues inward from the surface. Optimum physical Substrate preparation
properties are reached after curing for 7 days at 30±2°C,
55±5% RH. Surfaces should be free of dirt, oil and other
contaminants. For best performance clean the surface
*ATM – Anabond Test Method, JIS – Japanese Industrial standard, ASTM – American Society for testing and materials,, BS – British Standard
Page 1 of 3
Anabond® Technical Data Sheet
Revised on Feb’ 2015
Anabond 681 C Revision no. : 01
with a solvent such as isopropyl alcohol
alcohol, acetone or Limitations
methyl ethyl ketone or with coarse lint free cloth.
Do not use for applications where the product will be in
A surface primer is recommended for hard to bond constant contact with gasoline, synthetic fuels or
surfaces, such as some plastics. It is recommended, to solvents.
test samples of sealant be applied to the surfaces to Does not use in totally confined applications as sealant
verify adhesion must have exposure to moisture from atmosphere to
cure.
Note that the adhesive may not show adhesion to
polyethylene, polypropylene, polyacetal or Teflon. Storage
0 0
Method of application The optimal storage condition is 8 C to 30 C. Storage
below or more than the temperature specified, has
Adhesive/sealant can be directly poured from its impact on the product properties.
collapsible tube or extruded from its cartridge manually.
Material removed from containers may be contaminated
A plastic nozzle is supplied which can be cut to the during use. Do not refill the product to the container.
desired orifice and shape to facilitate application.
Sealant cures by moisture. Keep the container tightly
Free flowing, self leveling consistency requires no closed
ed when not in use. A plug of cured material may
tooling. If spreading is required, use enough pressure to form in the tip of tube or cartridge, which can be easily
spread the adhesive/sealant and displace any trapped removed and will not affect the remaining contents.
air.
If additional information is required, please contact our
Mask where ever necessary to prevent spillage or local customer service represe
epresentative.
spreading. Masking tape to be removed immediately
after sealant application is completed. Shelf life
0
Dispensing When stored at or below 30 C, in the original unopened
containers, this product has a shelf life of 9 months from
The product from tubes can be manually applied from the date of manufacture.
tubes or dispensed using a manual dispensing gun,
Pneumatic dispensing gun or customized dispensers. Packing
While using pneumatic dispensers, the product should The product is available in 100g collapsible aluminium
be dispensed using 0.5 to 1.0 bar pressure. tube, 310g/300ml in HDPE cartridges.
cartridges
For information on appropriate dispensing equipment, Conversions
please contact Anabond. .
(°C x 1 8) + 32 = °F
.
Working time kV/mm x 25 4 = V/mil
2 . 2
kg/cm = 10 2 x N/mm
.
Moisture curing begins immediately after the product is mm / 25 4 = inches
exposed to the atmosphere, any tooling should be mPa·s = cP
completed before the skin forms and to ensure integrity MPa x 145 = psi
.
of seal between mating parts, parts to be assembled µm / 25 4 = mil
.
before the
he sealant skins over. Higher humidity will N x 0 225 = lb
.
accelerate this cure time. N/mm x 5 71 = lb/in
N/mm² x 145 = psi
. . .
Excess material can be easily wiped away with non
non- N m x 8 851 = lb in
. . .
polar solvents N m x 0 142 = oz in
*ATM – Anabond Test Method, JIS – Japanese Industrial standard, ASTM – American Society for testing and materials,, BS – British Standard
Page 2 of 3
Anabond® Technical Data Sheet
Revised on Feb’ 2015
Anabond 681 C Revision no. : 01
Disclaimer- Please read carefully
The data contained herein are furnished for information
only and are believed to be reliable. We cannot
assume responsibility for the results obtained by others
over whose methods we have no control.
It is the user's responsibility to determine suitability for
the user's purpose of any production methods
mentioned herein and to adopt such precautions as may
be advisable for the protection of property and of
persons against any hazards that may be involved iin the
handling and use thereof.
In practice, the differences in materials, substrates and
actual site conditions are such that no warranty in
respect of merchantability or of fitness for a particular
purpose, nor any liability arising out of any legal
relationship
ationship whatsoever, can be inferred either from this
information, or from any written recommendations, or
from any other advice offered.
Anabond disclaims liability for any incidental or
consequential damages of any kind, including lost
profits.
For product information contact:
Anabond Limited
36, Type II, Dr. VSI Estate,
Thiruvanmiyur,
Chennai 600041 India
Ph: +91 (44) 23460041/42/43
Fax: +91 (44) 2346 0048
e-mail: marketing@anabond.com
web: www.anabond.com
*ATM – Anabond Test Method, JIS – Japanese Industrial standard, ASTM – American Society for testing and materials,, BS – British Standard
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