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Parker Chomerics CHO-SEAL 6309 Extruded Elastomer  (discontinued **)
Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE); Silicone

Material Notes: Commercial Grade Extruded Elastomer. This is an extruded nickel-plated graphite filled silicone elastomer that provides a minimum shielding effectiveness of 75 dB from 100 MHz to 10 GHz. This low cost, commercial-grade elastomer is suitable for indoor and outdoor applications where excellent resistance to compression set and superior corrosion performance are required.

Information provided by Chomerics

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Physical PropertiesOriginal ValueComments
Specific Gravity 1.55 - 2.05 g/ccASTM D792
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 50 - 70ASTM D2240
Tensile Strength at Break >= 200 psiASTM D412
Elongation at Break >= 75 %ASTM D412
Compression Set <= 30 %ASTM D395 Method B
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity <= 0.50 ohm-cmwithout pressure-sensitive adhesive; CEPS-0002
 <= 1.25 ohm-cmAfter heat aging; CEPS-0002
Shielding Effectiveness >= 75 dB2 GHz (Plane Wave); MIL-G-83528
 >= 75 dB10 GHz (Plane Wave); MIL-G-83528
 >= 80 dB100 MHz (E Field); MIL-G-83528
 >= 80 dB500 MHz (E Field); MIL-G-83528
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 125 °C
Minimum Service Temperature, Air -40.0 °C
 
Descriptive Properties
BinderSilicone
FillerNi/C

**
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