Section-1짬L큄 - Ellwest PCB GmbH

1 copper clad LAMINATESThe World Leader in Technology and QualityDS-7409 "/4* '3 .6-5* '6/$5*0/"-Features Multi-functional epoxy resin type High Tg (above 170 ) Good performance through multiple thermalexcursions Excellent chemical & thermal resistance UV blocking & AOI compatibleApplicationsComputer, Telecommunications, InstrumentsMilitary hardware, etc. International Standard Recognition UL: E103670 BSI: 6741 Water absorption (D-X/100) Insulation resistance at pressure cooker Dimensional stabilityPCB process (size360X310mm span310X254mm) Peel strength at elevated temp.

2 ( 1 oz) Thermal expansion of Z-direction (Test by TMA) Dielectric constantUnit(kgf/cm) ( )Ratio(%) time(hr) (%) change(%)54321050100150200250 Temp( )crosswiselengthwise101410121010108106 Ohm( )0510152025 Condition time(hr)(R/C : 42%) 100 COPPERCLADLAMINATESD esignationDS-7409 ANSI GradeFR-4 Property DataTest ItemUnitTreatment ConditionStandard ValueGuaranteed ValueTg DSC170above 160 TMA160above 155 CTE x-axis15less than 20y-axisppm/ Ambient to Tg13less than 15z-axis55less than 60 Flammability-UL-94V-0V-0 Insulation ResistanceohmC-96/20/651 x 1012- 1 x 1013above 5 x 1011C-96/20/65+D-2/1001 x 1010- 1 x 1011above 1 x 109 Volume Resistivityohm-cmC-96/20/651 x 1014- 1 x 1015above 1 x 1013C-96/20/65+C-96/40/902 x 1013- 2 x 1014above

3 2 x 1012 SurfaceohmC-96/20/651 x 1013- 1 x 1014above 1 x 1012 ResistanceC-96/20/65+C-96/40/905 x 1012- 5 x 1013above 1 x 1012 Arc Resistancemin. sec110above 60 Dielectric Constant-C-96/20 - than (1 MHz)C-96/20/65+D-48 - than Factor-C-96/20 - than (1 MHz)C-96/20/65+D-48 - than TrackingIndexSolder Float(260 )secAabove 180above 1ozStrength( )Flexural Strengthkgf/mm2A40 - 50above Absorption%E-24/50+D-24 - than PropertiesSpecimen Thickness : Information copper foil : oz/ft2( mm), 1 oz/ft2( mm), 2 oz/ft2( mm) Thickness.

4 To Method-- - Other sheet size and thickness could be available upon ,020 X 1,220mm (40" X 48")915 X 1,220mm (36" X 48") 31,070 X 1,220mm (42" X 48")970 X 1,220mm (38" X 48")-01,020 X 1,020mm (40" X 40")Standard Size Tolerance(mm)High Tg