Extruded EMI Gaskets - Toptronic A/S

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Table 6: Dimensional Guidelines, (Cont.)WTDIA. WT ID ODIDWTTSOLID O HOLLOW O HOLLOW P RECTANGULARMin. 1.5 x DIA. 2.0 x OD VariesRadii: *** Contact Applications EngineeringVariesContact ApplicationsEngineeringUnits: mm inch mm inch mm inch mm inchDIA. DIA. WT ID WT ID WT T ID WT T ID W T W(max)**T1215 0.762 0.030 0.432 0.508 0.017 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.0311217 0.889 0.035 0.508 0.508 0.020 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.0311273 0.762 0.030 0.432 0.508 0.017 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.0311285 1.016 0.040 0.508 0.508 0.020 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.0311287 1.016 0.040 0.508 0.508 0.020 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.0311298 1.016 0.040 0.762 0.508 0.030 0.020 0.762 0.762 1.143 0.030 0.030 0.045 25.4 0.787 1.000 0.0311350 0.889 0.035 0.508 0.508 0.020 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.0311401 1.575 0.062 1.143 0.508 0.045 0.020 1.143 1.143 1.143 0.045 0.045 0.045 25.4 1.143 1.000 0.045L6303 0.889 0.035 0.508 0.508 0.020 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.031S6305 0.762 0.030 0.635 0.508 0.025 0.020 0.635 0.762 1.143 0.025 0.030 0.045 25.4 0.787 1.000 0.0316308* 0.762 0.030 0.356 0.508 0.014 0.020 N/A N/A N/A N/A N/A N/A 12.7 0.787 0.500 0.0316315 0.762 0.030 0.635 0.508 0.025 0.020 0.635 0.762 1.143 0.025 0.030 0.045 25.4 0.787 1.000 0.0316370 0.762 0.030 0.635 0.508 0.025 0.020 0.635 0.762 1.143 0.025 0.030 0.045 25.4 0.787 1.000 0.0316372 0.762 0.030 0.635 0.508 0.025 0.020 0.635 0.762 1.143 0.025 0.030 0.045 25.4 0.787 1.000 0.031860/862 0.762 0.030 0.508 0.508 0.020 0.020 0.508 0.762 1.143 0.020 0.030 0.045 25.4 0.787 1.000 0.031Consult Chomerics’ Applications Engineering Department concerning material compatibility for smaller dimensions and custom extrusions.* Maximum dimensional restrictions apply. Please consult with a Chomerics Application Engineer.** Width of rectangular strips may exceed 1.0”, but minimum allowed thicknesses will increase.***Typical Minimum Inside Corner RadiiLegend:ID - Inside DiameterT - ThicknessW - WidthWT - Wall ThicknessChomerics 14
Extrusion Product GuideMaterial GuidelinesTable 7: Material GuidelinesPhysicalThermalElectricalRegulatoryCONDUCTIVE EXTRUDED ELASTOMER SPECIFICATIONSTest Procedure(Type of Test)CHO-SEAL1215CHO-SEAL1217CHO-SEAL1285CHO-SEAL1287CHO-SEAL1298Conductive Filler – Ag/Cu Ag/Cu Ag/Al Ag/Al Ag/AlElastomer Binder –Fluoro-Fluoro- Fluoro-SiliconeSiliconeSiliconeSilicone SiliconeType (Ref. MIL-DTL-83528) – Type A Type C Type B Type D Type DVolume Resistivity, ohm-cm,max., as supplied without pressuresensitive adhesiveCEPS-0002 (Q/C; Note C.)MIL-DTL-83528 Para. 4.5.11(Q/C)– – – – –0.004 0.010 0.008 0.012 0.012Hardness, Shore A ASTM D2240 (Q/C) 65±5 75±5 65±5 70±5 70±7Specific Gravity (± 0.025) ASTM D792 (Q/C) 3.70 3.80 1.90 2.00 2.00Tensile Strength, psi (MPa), min. ASTM D412 (Q/C) 200 (1.38) 180 (1.24) 200 (1.38) 180 (1.24) 180 (1.24)Elongation, % min. or % min./ ASTM D412 (Q/C)max.100/300 100/300 100/300 60/260 60/260Tear Strength, lb/in. (kN/m), min. ASTM D624 (Q/C) 25 (4.38) 35 (6.13) 30 (5.25) 35 (6.13) 35 (6.13)Compression Set, 70 hrs at 100°C, ASTM D395 Method B (Q)% max. (Note A.)32 35 32 30 30Low Temperature Flex TR10, °C,min.Maximum Continuous UseTemperature, °C (Note B.)Apparent Thermal Conductivity,W/m-K (Typical)Shielding Effectiveness, dB, min.(Note F.)ASTM D1329 (Q/C)(Q)ASTM D5470 (300 psi)Method 1: CHO-TM-TP08(Note C.)Method 2: MIL-DTL-83528Para. 4.5.12 (Q)-55 -55 -55 -55 -55125 125 160/200 160/200 160/2002.6 Not Tested 2.6 Not Tested 1.6Method 2 Method 2 Method 2 Method 2 Method 2200 kHz (H Field) – 70 70 60 55 55100 MHz (E Field) – 120 120 115 110 110500 MHz (E Field) – 120 120 110 100 1002 GHz (Plane Wave) – 120 115 105 95 9510 GHz (Plane Wave) – 120 110 100 90 9040 GHz (Plane Wave) CHO-TM-TP08 90 N/A N/A 75 75Electrical Stability, ohm-cm, max.Heat Aging CEPS-0002 (Q/C; Note C.) – – – – –Heat Aging MIL-DTL-83528 Para. 4.5.15(Q/C)0.010 0.015 0.010 0.015 0.015Vibration Res., During MIL-DTL-83528 Para. 4.5.13(Q)0.006 0.015 0.012 0.015 0.015Vibration Res., After MIL-DTL-83528 Para. 4.5.13(Q)0.004 0.010 0.008 0.012 0.012Post Tensile Set VolumeResistivityEMP Survivability, kA per in.perimeterMIL-DTL-83528 Para. 4.5.9(Q/C)MIL-DTL-83528 Para. 4.5.16(Q)RoHS Compliant -UL 94 Flammability Rating -0.008 0.015 0.015 0.015 0.015> 0.9 > 0.9 > 0.9 > 0.9 > 0.9Yes Yes Yes Yes YesNot Tested Not Tested Not Tested Not Tested Not TestedMaterial GuidelinesChomerics 15
Page 1 and 2: aerospaceclimate controlelectromech
Page 3 and 4: Extruded EMI GasketsProducts & Cust
Page 5 and 6: Heat Transfer FundamentalsExtrusion
Page 7 and 8: Table 1 (cont.)CHO-SIL 1401CHO-SEAL
Page 9 and 10: Heat Transfer FundamentalsExtrusion
Page 11 and 12: Extrusion Product GuideSurface Prep
Page 13: Heat Transfer FundamentalsExtrusion
Page 17 and 18: Table 7: Material Guidelines (Cont.
Page 19 and 20: Extrusion Product GuideGuide for St
Page 21 and 22: Table 9: Profiles, Hollow-O-Shape (
Page 23 and 24: Profile Description: Channel ShapeC
Page 25 and 26: Profile Description: Hollow D Shape
Page 27 and 28: ABTable 14: Profiles, Rectangular S
Page 29 and 30: Extrusion Product GuideCustom Extru
Page 31 and 32: Custom Ribbed Profiles19-09-10921-X
Page 33 and 34: 19-09-13851-XXXX 19-09-14182-XXXX 1
Page 35 and 36: 19-09-LE24-XXXX 19-09-LF15-XXXX 19-
Page 37 and 38: EMI PRODUCTS - CASE STUDIESCo-Extru
Page 39 and 40: 19-09-LF27-XXXX 19-24-15407-XXXX Co
Page 41 and 42: Table 18: MIL-DTL-83528 Part Number
Page 43: There is an approximate relationshi
Page 46 and 47: Heat AgingThe primary aging mechani
Page 48 and 49: 1/4-20 Cres FastenerTable 1: Specif
Page 50 and 51: ORDERING INFORMATIONCHO-SEAL ® 129
Page 52 and 53: GDE =2ED = Diameter of WasherW = Un
Page 54 and 55: Table 2: Metals CompatibilityRecomm
Page 56 and 57: ly tolerable) at the outer (unseale
Page 58 and 59: XFigure 10. Fastener Location Near
Page 60 and 61: Gasket Mounting ChoicesOur various
Page 62 and 63: where p is the force applied by the
Page 64 and 65:
Designing a Solid-OConductive Elast
Page 66 and 67:
Figure 18d Section B-B from Figure
Page 68 and 69:
Formulas (see definition of terms a
Page 70 and 71:
authority upon the manufacture, sal
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(iii). The Buyer shall carefully ex
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sary steps will be taken to ensure
Page 76 and 77:
Notes:Chomerics 76
Page 78 and 79:
Notes:Chomerics 78
Page 80 and 81:
Notes:Chomerics 80
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Chomerics 82
Page 84:
Chomerics WorldwideNorth AmericaDiv
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