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GC-Series Urethane
Canada Rubber
Group Inc.
Contact Our Experts Today! 1-800-668-0646
crg@canadarubbergroup.com
www.canadarubbergroup.com
GC-Series Applications:
CRGI
Proudly Introduces Sylodyn® GC-Series Closed Cell
Urethane Gasket Technology
• Military vehicle window seals
®
• Automobile tail light seals
Sylodyn GC Urethane materials are uniquely closed cell, delivering sealing
performance beyond current open cell urethane products and traditional closed-cell
• Touch pad gaskets
or silicone products.
rubber
• Portable electronics housing seals
Vibration, shock and temperature cycles cause unwanted flange flexing, resulting in
• High-speed camera gaskets
leaks with traditional gasket materials. Truly effective gasket installations must seal for
• HVAC gaskets in tractors
the long-term, handling relative motion between the flange components. Ultra-elastic
GC
• Vacuum lifter gaskets
materials provide superior performance with both initial seal and adaption to
change.
• Battery charger damping seal for
vibrating plates
Materials eliminate the need to compress typical open-cell urethane forms to ideal
GC
laboratory
compression specifications in order to seal. GC materials perform in working
equipment across the wide range of dynamic conditions. The combination of elasticity,
recovery, closed-cell structure and vibration damping makes the material an
fast
excellent
choice for today’s application demands.
Evolved From:
• Railways, providing compressionset resistance and vibration
Features
and Benefits of Sylodyn® Materials
isolation with excellent long-term
performance and durability.
• Closed-cell construction seals gas & liquid.
• Construction of skyscrapers,
• Superior resistance to compression set and creep caused by mating flange
preventing vibrations caused by
compression forces.
earth tremors from damaging the
building.
• Absorbs vertical and horizontal loading at high frequencies, maximizing long-term
dynamic sealing capability.
• Micro-sized closed-cells blocks leak paths in extremely narrow gasket widths.
• Superior compression force retention over silicone closed-cell material at lower cost.
• Excellent abrasion resistance and tear strength maintains long-term material
integrity.
• Select from many GC durometer choices to seal a wider range of applications with
low, medium, or high flange loads.
Canada Rubber Group Inc.
Advanced Gasket & Sealing Solutions www.canadarubbergroup.com | 1.888.668.0646 GC-Series Urethane
Canada Rubber
Group Inc.
Contact Our Experts Today! 1-800-668-0646
crg@canadarubbergroup.com
www.canadarubbergroup.com
®
Active breakthroughs in sealing performance and value engineering with these new Sylodyn GC-Series materials:
Material Properties
Test & Conditions
Sylodyn®
GC-20
Sylodyn®
GC-23
Sylodyn®
GC-37
Sylodyn®
GC-49
Standard
Compression Set %
at 50% compression
3.3
1.9
0.4
0.2
ASTM D 3574-11
Test D
66
119
257
505
ASTM D 3574-11
Test C, modified with load
reported at 25% compression
60
50
25
10
EN 13555,
ASTM draft
20
23
37
49
21
27
37
46
ASTM D 3574-11
Test A
Ultimate Tensile Strength (psi)
Specimen thickness = 0.5”
154
253
414
440
ASTM D 3574-11
Test E
% Tensile Elongation at Break
Specimen thickness = 0.5”
318
351
320
272
ASTM D 3574-11
Test E
Tear Resistance (lbf/in)
Specimen thickness = 1.0”
8
10.5
12
13
ASTM D 3574-11
Test F
Compression Force (lbs)
2” x 2” x 1” specimens
held for 5 minutes
Compression Deflection %
100 PSI loud, 73°F,
Specimen thickness = 0.125”
Hardness
Shore A
3
Density (lb/ft )
Ÿ Standard bun thickness is 25mm, and standard colour is black.
®
Ÿ Sylodyn does not outgas and is free of metal, hazardous, toxic, and
corrosive PVC substances. Information is available on chemical
compatibility with acids, bases, solvents and industrial fluids.
®
Ÿ Sylodyn is compliant to RoHS / REACH / WEE standards.
Product
Use: many factors beyond CRGI’s control and uniquely within users’ knowledge and
control can affect the use and performance of products in a particular application. Given the
variety of factors that can affect the use and performance of these products, the user is solely
responsible for evaluating the product and determining whether it is fit for a particular
Disclaimer: the information contained within this document is based upon tests and
experience that CRGI believes is reliable, but the accuracy or completeness of such
information is not guaranteed.
ASTM D 2240-97
Gasket & Sealing Solutions Specialists
For over 25 years, Canada Rubber Group Inc. (CRGI) has been the
supplier of choice for sealing solutions, automotive/OEM solutions, and
custom fabrications. CRGI serves the global market, with a state-of-theart production process which fully conforms to ISO 9001:2008. We
provide our customers with the very best products fabricated from
elastomers, engineered plastics, and other materials.
purpose and suitable for the user’s method of application.
Canada Rubber Group Inc.
Advanced Gasket & Sealing Solutions www.canadarubbergroup.com | 1.888.668.0646