Technical Data Sheet Technical Data Sheet TDS062713-LTE20 The Leading Edge in EMI Shielding Technology Techsil Conductive Elastomer LTE-20 Techsil Conductive Elastomer LTE-20 LTE-20 is a Shore A 65 durometer hardness silicone elastomer filled with silver plated aluminum particles as the LTE-20 is a Shore A 65 durometer hardness silicone elastomer filled with silver plated aluminum particles as the conductive and shielding media. This material has excellent shielding properties and conductivity and meets the reconductive and shielding media. This material has excellent shielding properties and conductivity and meets the quirements MIL-DTL-83528 type material excellent sealingproperties propertiesatattemperature temperature extremes, re-quirements of of MIL-DTL-83528 type B. B. ThisThis material hashas excellent sealing extremes,is ozone resistant and has a long shelf life if stored in the absence of moisture, light and sulfur. LTE-20 provides good coris ozone resistant and has a long shelf life if stored in the absence of moisture, light and sulfur. LTE-20 provides rosion resistance with aluminum and other substrates. It is recommended for applications where there are dissimilar matgood corrosion resistance with aluminum and other substrates. It is recommended for applications where there ing surfaces, thesurfaces, presence the of salt fog or of insalt uncontrolled This material can suppliedcan as molded are dissimilar mating presence fog or in environments. uncontrolled environments. Thisbematerial be supplied as molded shapes, cut parts, as standard sheet Leader stock. Please Leader Tech for parts, extruded parts, shapes,extruded die cut parts, or asdie standard sheetorstock. Please contact Tech forcontact additional information additional information regarding your specific application. re-garding your specific application. Elastomer: Filler Material: Color: Silicone Silver Plated Aluminum Tan (Custom colors available upon request) Electrical Properties Test Method Volume Resistivity (ohm-cm) (as received) Shielding Effectiveness (db) 20 MHz 100 MHz 600 MHz 2 GHz 10 GHz Max. .008 MIL-DTL-83528 (Para. 4.5.10) MIL-DTL-83528 MIL-STD-285 (Para. 4.5.12) .010 .015 .012 .008 MIL-DTL-83528 MIL-DTL-83528 (Para. 4.5.15) (Para. 4.5.9) MIL-DTL-83528 (Para. 4.5.13) Max. .010 MIL-DTL-83528 (Para. 4.5.16) Min. Min. Max. Min. Max. Max. 2.0 65 200 100 300 30 32 +160 Min. -55 ASTM D1329 Min. 3.5 NS ASTM D575 (MIL Para. 4.5.5) MIL-DTL-83528 (Para. 4.5.17) Actual 119 126 125 143 126 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 Elongation (+/-0.25) (+/-7) (PSI) (%) Tear Strength (PPI) Compression Set (%) Upper Operating Temp. (0C) Lower Operating Temp (0C) Compression Deflection Fluid Immersion (%) 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 (MIL Para. 4.5.8) ASTM D396 (MIL Para. 4.5.7) MIL-DTL-83528 (Table 1-Type B) (MIL Para. 4.5.14) SUR=Survivable NS=Not Survivable e do A passion in all w Global EMI Shielding Center Performance of conduc�ve elastomers varies from oneTechnology applica�on to another. Leader Tech, Inc. cannot guarantee that the above speci‐ ca�ons will be met in your applica�on. If youRd., needTampa, assistanceFlorida in tes�ng33626 your applica�on, please do not hesitate to contact Leader Tech for 12420 Race Track 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