Glass Epoxy Circuit Board Materials : Models

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Series/Type Glass transition temp.(Tg) :DSC
(°C)
Glass transition temp.(Tg) :TMA
(°C)
Glass transition temp.(Tg) :DMA
(°C)
Thermal decomposition temp.(Td):TGA
(°C)
Thermal decomposition temp.(Td):TG/DTA
(°C)
Time to delam(T288)Without Cu:IPC-TM-650 2.4.24.1
(min)
Time to delam(T288)With Cu:IPC-TM-650 2.4.24.1
(min)
CTE:α1,X-axis,IPC-TM-650 2.4.24
(ppm/°C)
CTE:α1,X-axis,IPC-TM-650 2.4.41
(ppm/°C)
CTE:α1,Y-axis,IPC-TM-650 2.4.24
(ppm/°C)
CTE:α1,Y-axis,IPC-TM-650 2.4.41
(ppm/°C)
CTE:α1,Z-axis,IPC-TM-650 2.4.24
(ppm/°C)
CTE:α2,Z-axis,IPC-TM-650 2.4.24
(ppm/°C)
Volume resistivity:IPC-TM-650 2.5.17.1,C-96/35/90
(MΩ·cm)
Surface resistivity:IPC-TM-650 2.5.17.1,C-96/35/90
(MΩ)
Dielectric constant(Dk)@1MHz:IPC-TM-650 2.5.5.9,C-24/23/50 Dielectric constant(Dk)@1GHz:IPC-TM-650 2.5.5.9,C-24/23/50 Dissipation factor(Df )@1MHz:IPC-TM-650 2.5.5.9,C-24/23/50 Dissipation factor(Df )@1GHz:IPC-TM-650 2.5.5.9,C-24/23/50 Water absorption:IPC-TM-650 2.6.2.1,D-24/23
(%)
Peel strength,1oz:IPC-TM-650 2.4.8
(kN/m)
Flammability:UL,C-48/23/50 Volume resistivity:C-96/20/65 Volume resistivity:C-96/20/65+C-96/40/90 Surface resistivity:C-96/20/65 Surface resistivity:C-96/20/65+C-96/40/90 Insulation resistance:C-96/20/65 Insulation resistance:C-96/20/65+D-2/100 Dielectric constant (Dk)1MHz:JIS C-96/20/65 Dielectric constant (Dk)1MHz:C-96/20/65+D-24/23 Dissipation factor (Df)1MHz:C-96/20/65 Dissipation factor (Df)1MHz:C-96/20/65+D-24/23 Solder heat resistance (260°C) Peel strength,Copper foil:0.018mm
(18μm),A
Peel strength,Copper foil:0.018mm
(18μm),S₄
Peel strength,Copper foil:0.035mm
(35μm),A
Peel strength,Copper foil:0.035mm
(35μm),S₄
Heat resistance Flexural strength:Fill Water absorption:E-24/50+D-24/23 Flammability: Alkali resistance:dipping (3min) The sample thickness The above data are typical values and not guaranteed values.
R-1766(GH)/R-1661(GZ)
- Glass Epoxy Multi-layer Circuit Board Materials 140 140 150 315 - 5 1 11–13 - 13–15 - 65 270 1 x 10⁹ 1 x 10⁸ 4.6 4.3 0.014 0.016 0.14 2 94V-0 - - - - - - - - - - - - - - - - - - - - 32mil(0.8mm) -