Technical Data Sheet Technical Data Sheet TDS060713-LTE45 The Leading Edge in EMI Shielding Technology Techsil Conductive Elastomer LTE-45 Techsil Conductive Elastomer LTE-45 LTE-45 is a Shore A 85 durometer hardness silicone elastomer filled with silver plated copper particles as the shielding media. This material haselastomer excellent shielding and conductivity, and is high LTE-45conductive is a Shoreand A 85 durometer hardness silicone filled withproperties silver plated copper particles as athe strength, high hardness product suitable for waveguide, choke, cover and flanges with grooves for EMI and conductive and shielding media. This material has excellent shielding properties and conductivity, and is a high pressure sealing. LTE-45 hassuitable excellentfor sealing properties at temperature ozone resistant a long strength, high hardness product waveguide, choke, cover andextremes, flanges is with grooves forand EMIhas and pressure sealing. LTE-45 excellent sealingofproperties at temperature extremes, ozone resistant and has a longdue shelf shelf life ifhas stored in the absence moisture, light and sulfur. LTE-45 is theis military gasket material of choice to life if stored theresistance absencetoofEMP moisture, light and LTE-45 sulfur. LTE-45 is qualified the military gasket materialType of choice to its high its in high induced current. has been to MIL-DTL-83528 K, thedue government resistance to EMP induced current. LTE-45gasket has been qualified to MIL-DTL-83528 K, theparts, government specification for conductive elastomer material. This material can be suppliedType as molded extruded specification shapes, for conductive elastomer gasket material. This material can be supplied as molded parts, extruded die cut die cut parts, or as standard sheet stock. Please contact one of the professionals at Leader Tech shapes, for additional parts, or as standard sheet stock. Please contact one of the professionals at Leader Tech for additional information information regarding your specific application. regarding your specific application. Elastomer: Filler Material: Color: Silicone Silver Plated Copper 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. Actual .005 119 125 123 143 126 MIL-DTL-83528 (Para. 4.5.10) MIL-DTL-83528 MIL-STD-285 (Para. 4.5.12) 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. Max. .010 .010 .010 .005 MIL-DTL-83528 (Para. 4.5.15) MIL-DTL- (Para. 4.5.9) .010 MIL-DTL-83528E MIL-DTL-83528 (Para. 4.5.13) (Para. 4.5.16) Physical Properties Specific Gravity (+/-0.25) Hardness (Shore A) Tensile Strength (+/-7) (PSI) Elongation (%) Tear Strength Compression Set (PPI) (%) Upper Operating Temp. (0C) Lower Operating Temp (0C) Compression Deflection Fluid Immersion (%) 3.5 ASTM D792 (MIL Para. 4.5.3) Min. Min. Max. Min. Max. 85 400 100 300 40 35 ASTM D2240 ASTM D412 (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. +125 MIL-DTL-83528 (Table 1-Type K) Min. -45 ASTM D1329 Min. 2.5 N/S ASTM D575 (MIL Para. 4.5.5) MIL-DTL-83528 (Para. 4.5.17) (MIL Para. 4.5.14) SUR=Survivable NS=Not Survivable e do A passion in all w Performance of conduc�ve elastomers varies from oneTechnology applica�on to another. Leader Tech, Inc. cannot guarantee that the above speci‐ Global EMI Shielding 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