Technical Data
Sheet
Technical
Data Sheet
TDS062713-LTE90
The Leading Edge in EMI Shielding Technology
Techsil Conductive Elastomer
LTE-90
Techsil Conductive Elastomer
LTE-90
LTE-90 is a Shore A 70 durometer hardness fluorosilicone elastomer filled with nickel coated graphite particles as the
LTE-90conductive
is a Shoreand
A 70
durometer
fluorosilicone
elastomer
filled with
coatedand
graphite
as
shielding
media.hardness
This material
has good shielding
properties
and nickel
conductivity
is testedparticles
IAW MILthe conductive
and
shielding
media.
This
material
has
good
shielding
properties
and
conductivity
and
is
tested
IAW
DTL-83528, the DoD standard for conductive elastomer shielding gasket material. This material has excellent
MIL-DTL-83528, the DoD standard for conductive elastomer shielding gasket material. This material has excellent
properties
at temperature
extremes,isisozone
ozone resistant
hashas
a long
shelfshelf
life iflife
stored
in the absence
of moisture,
sealingsealing
properties
at temperature
extremes,
resistantand
and
a long
if stored
in the absence
of
lightlight
and and
sulfur.
LTE-90
provides
good corrosion
resistance
with aluminum
and other substrates.
unique material
is
moisture,
sulfur.
LTE-90
provides
good corrosion
resistance
with aluminum
and otherThis
substrates.
This unique
material
is recommended
for applications
that require
temperature
performance
in contact
recommended
for applications
that require
low low
and and
highhigh
temperature
performance
in contact
with with
jet jet
andand
automotive fuels, many solvents, and engine oils. This material can be supplied as molded parts, extruded shapes,
many sheet
solvents,
and Please
engine contact
oils. ThisLeader
materialTech
can for
be supplied
as molded
parts, regarding
extruded shapes,
die
die cut automotive
parts, or asfuels,
standard
stock.
additional
information
your specific
cut parts, or as standard sheet stock. Please contact Leader Tech for additional information regarding your specific
application.
application.
Elastomer:
Fluorosilicone
Filler Material:
Nickel Coated Graphite
Color:
Dark Grey (Custom colors available upon request)
Electrical Properties
Test Method
Volume Resistivity (ohm-cm)
(as supplied)
Shielding Effectiveness (db)
20 MHz
100 MHz
600 MHz
2 GHz
10 GHz
Max.
.100
MIL-DTL-83528
(Para. 4.5.10)
MIL-DTL-83528
MIL-STD-285
(Para. 4.5.12)
.200
.200
.200
.100
MIL-DTL-83528
MIL-DTL-83528
(Para. 4.5.15)
(Para. 4.5.9)
MIL-DTL-83528
(Para. 4.5.13)
Max.
.100
MIL-DTL-83528
(Para. 4.5.16)
Min.
Min.
Max.
Min.
Max.
2.2
70
150
60
250
40
25
ASTM D792
ASTM D2240
ASTM D412
(MIL Para. 4.5.3)
(MIL Para. 4.5.4)
(MIL Para. 4.5.6)
ASTM D412
(MIL Para. 4.5.6)
ASTM D624
ASTM D395
(MIL Para. 4.5.8)
(MIL Para. 4.5.7)
Max.
+160
Maximum Continuous Use Temperature
Min.
-55
Min.
3.5
SUR
Typical
119
127
126
143
126
Electrical Stability
After Heat Aging (ohm-cm)
After Break
(ohm-cm)
During Vibration (ohm-cm)
After Vibration (ohm-cm)
After Exposure to EMP (ohm-cm)
(0.9 KAmp/inch of Perimeter)
Max.
Max.
Max.
Physical Properties
Specific Gravity
Hardness (Shore A)
Tensile Strength
(+/-0.25)
(+/-7)
(PSI)
Elongation
(%)
Tear Strength
Compression Set
(PPI)
(%)
Upper Operating Temp.
(0C)
Lower Operating Temp
(0C)
Compression Deflection
Fluid Immersion
(%)
SUR=Survivable NS=Not Survivable ASTM D1329
(MIL Para. 4.5.14)
ASTM D575
(MIL Para. 4.5.5)
MIL-DTL-83528 (Para. 4.5.17)
e do
A passion in all w
Performance of conduc�ve elastomers varies from one applica�on to another. Leader Tech, Inc. cannot guarantee that the above speci‐
Global EMI Shielding Technology Center
ca�ons will be met in your applica�on. If you need assistance in tes�ng your applica�on, please do not hesitate to contact Leader Tech for 12420 Race Track Rd., Tampa, Florida 33626
www.LeaderTechInc.com
further informa�on.866.TECH.EMI (866.832.4364) t 813.855.6921 f 813.855.3291
Performance of conductive elastomers vary from one application to another. Leader Tech, Inc. cannot guarantee that the above specifications will be met in your specific
application. If you need assistance in testing your application, please do not hesitate to contact Leader Tech for further information.
Copyright© Leader Tech, Inc. 2013