Four Good Reasons to Produce
Insulating Glass Units with
Dow Corning® 3540
Fast Cure
Silicone Sealant
1
Marketable Performance Advantages
Dow Corning 3540 Fast Cure Silicone Sealant consistently
outperforms non-silicone sealants (including polysulphide,
polyurethane and hot-melt butyl) in areas that are critical to
the long-term performance of insulating glass units:
• Excellent UV and weathering resistance
• Superior long-term durability
• Exceptionalunprimedprovenadhesiontofloat,
coated glass and spacers
• Unmatched service temperature range
• Low shrinkage
Comparative Sealant Performance
UV
resistance
Weatherability
Temperature
resistance
Shrinkage
%
Ease of use
Adhesion to
coated glasses
Edge seal vapour
permeability *
DC 3540
Excellent
Excellent
Excellent
3
Excellent
Excellent
Good
Polysulphide
Good
Fair
Good
8-12
Good
Good
Good
Polyurethane
Fair
Fair
Good
0-5
Fair
Excellent
Good
Hot melt
Good
Fair
Fair
0-3
Excellent
Good
Good
Dow Corning3540hasexcellentadhesiontofloat,coatedglassesandspacers,maintainingaflexiblesealfordecades.
Through rain, sun, cold and heat Dow Corning's® silicone performance advantages can add marketable value to your
insulatingglassunitsandreducecall-backexpensesrelatedtosealantfailure.
* AsmeasuredindualsealedIGunitconfiguration
accordingtoEN1279standards.
2
One Component, Fast Curing Silicone Sealant
Along with enhancing the quality, longevity and performance of your IG unit, Dow Corning 3540 Insulating Glass
Silicone Sealant can also help you:
•
•
Optimize your process. Dow Corning 3540 is a one
component,readytousematerial.Nomixingisneed.It
hasasmoothflowforfastandeasyapplicationanddoes
notrequireheatingforapplicationatlowtemperature.
Reduce your waste. Mono component technology
thatminimizeswaste.Nomorelossofmaterialdue
toequipmentadjustment.Nomoreexcesswastefor
disposal due to the purging and clean down of hoses and
mixers.
• Reduce your investment in equipment. Dow Corning
3540 can be applied from sausages with a simple manual
application gun, or using one-component simple pneumatic
pumpsfrom20-litrepailsor250KG(188litres)drums.
Noheatingisneeded.Itcanbeappliedwithanykindof
extruderavailableonthemarket.
• Improvingtheflexibilityofyourprocess. You can
stop and restart sealing operations without any equipment
cleaning,adjusting,productwaste,coolingorheating.
Dow Corning®3540isalwaysreadytouse.
Fast Curing Sealant
Dow Corning 3540 is a unique silicone fast curing technology.Itisdrytotouchinlessthan30minutesandcures
rapidlyindepth.Usualthicknesssealingof3mmisreached
in less than 12 hours in standard conditions and in less than
24 hours in cold climates, as shown in the table below:
16
14
14
12
8
6
4
12
10
Cure in depth mm.
Cure in depth mm.
12
10
10C/70%RH
10°C
/ 70% RH
25°C
/ 80% RH
25C/80%RH
40c/70%RH
40c/70%RH
25°C
/ 45%
RH
25C/45%RH
25c/80.35rh
25c/80.35rh
40°C
/ 70%
RH
40C/70%RH
10c/70%rh
10 8
86
64
10c/70%rh
40c/20%rh
40c/20%rh
46,21c/45%rh
46,21c/45%rh
25c/45%rh
25c/45%rh
42
2
0
Dow Corning 3540 cure in depth at different conditions
16
20
0
0
0
0
12
6
12
12
24
24
36
36
48
48
24
36
Time (hours)
Time (hours)
60
48
72
60
60
72
72
3
Dow Corning 3540 Helps You
Obtain the CE Mark
Dow Corning 3540 complies with requirements of the
newly developed European Standards EN1279 part 4 and
6.UnitsmadewithDow Corning 3540 should comply with
EN1279part2and3whenusingtheappropriatesystem.
Dow Corning 3540 also meets national standard
requirements according to CEKAL, BS 5713 and
DIN1286.
ThankstothequalificationofDow Corning 3540
according to EN1279, insulating glass units produced
with Dow Corning 3540 can meet the requirements needed
to obtain the CE Mark, thus assisting insulating glass
manufacturers in their process to obtain this compulsory
qualification.
Dow Corning 3540 has been tested under EN 1279 part 4 with
floatglassesandcoatedglassesasshowninthenexttable:
GLASS TYPE
Float
Float
SGG Antelio clear
SGG Antelio elite
SGG Cool lite SS 14
SGG Eko plus
PLK Sun Cool CL 40 blue
PLK K Glass
GVB Stopsol Classic clear
GVB Stopsol Super Silver
GVB Solarbel SS
GVB Sunergy clear
TEST REPORT
INV:97/BE.95C
SSV 65096
SSV 65095
SSV 65092
SSV 65093
SSV 65098
SSV 65097
SSV 65090
SSV 65091
SSV 65089
SSV 65094
SSV 65088
RESULT
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Pass
Please contact Dow Corning should you require any further
information or have questions related to other types of
coatedglass.
4
AVO5438
A Reliable Source of Supply
Dow Corning has been an integrated silicone sealant producerfromrawmaterialtofinishedproductfor60years,
without dependency on other sources for the purchase of
siliconebasicmaterials.
Insulating glass manufacturers worldwide recognize Dow
Corning‘s commitment to providing reliable, on-time
deliveries.
Photo courtesy of GRACO
Depend on Dow Corning to help keep your operation up
and running with an accessible supply of high performance
siliconesealantsandoutstandingservicesupport.
For More Information
For more information about these and other Dow Corning
materials for the construction industry, call your nearest
Dow Corningsalesoffice.Orvisitourconstructionweb
site at www.dowcorning.com
Visit Dow Corning On-line:
www.dowcorning.com
On the Dow Corning construction web site you can access
downloadable information on Dow Corning silicone constructionmaterialsaswellasavarietyofsupportservices.
Youwillfindtechnicaldatasheets,brochures,guidesand
technicalmanualsandarticles.Thenewapplicationtroubleshooter guides you through practical recommendations
andproblemsolving.Calculatethesealantrequiredonthe
sealant estimator or search for the right product for your
applicationontheproductfinder.Forallofthisandmore,
go to www.dowcorning.com, click on "Industries" and then
"Construction."
Get the products, the performance, the service and support
you need to succeed. Contact Dow Corning today!
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The information contained herein is offered in good faith and is believed to be accurate. However, because
conditions and methods of use of our products are beyond our control, this information should not be used in
substitution for customer‘s tests to ensure that Dow Corning‘s products are safe, effective, and fully satisfatory
for the intended end use. Suggestions of use shall not be taken as inducements to infringe any patent.
Dow Corning‘s sole warranty is that the product will meet the Dow Corning sales specifications in effect at
the time of shipment. Your exclusive remedy for breach of such warranty is limited to refund of purchase price
or replacement of any product shown to be other than as warranted.
DOW CORNING SPECIFICALLY DISCLAIMS ANY OTHER EXPRESS OR IMPLIED WARRANTY
OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY. DOW CORNING DISCLAIMS LIABILITY FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES.
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