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● lead-free compatible fr-4.0 laminate
tg155℃(dsc), uv   blocking/aoi compatible
● excellent thermal reliability
● z-cte 30-50% less than conventional fr-4.0
● excellent t/h reliability
● low water absorption

application area

● computer, instrumentation, vcr, communication equipment, automotive electronics, electronic game machine, and etc.
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items method condition unit typical value
tg ipc-tm-650 2.4.25 dsc 155
td ipc-tm-650 5% wt. loss 335
cte (z-axis) ipc-tm-650 2.4.24 before tg ppm/℃ 49
after tg ppm/℃ 250
50-260℃ % 3.4
t260 ipc-tm-650 tma min 60
t288 ipc-tm-650 tma min 10
thermal stress ipc-tm-650 288℃, solder dip -- 100s  no delamination
volume resistivity ipc-tm-650 after moisture resistance mω.cm 7.4 x 108
e-24/125 mω.cm 5.6 x 106
surface resistivity ipc-tm-650 after moisture resistance 7.6 x 107
e-24/125 2.8 x 106
arc resistance ipc-tm-650 2.5.1 d-48/50 d-4/23 s 147
dielectric breakdown ipc-tm-650 2.5.6 d-48/50 d-4/23 kv 45
dissipation constant (dk) ipc-tm-650 1mhz -- 4.9
iec 61189-2-721 10ghz --
dissipation factor (df) ipc-tm-650 1mhz -- 0.011
iec 61189-2-721 10ghz --
peel strength (1oz hte copper foil) ipc-tm-650 2.4.8 a n/mm
after thermal stress 288℃, 10s n/mm 1.4
125℃ n/mm 1.2
flexural strength lw ipc-tm-650 2.4.4 a mpa 540
cw ipc-tm-650 2.4.4 a mpa 450
water absorption ipc-tm-650 e-1/105 d-24/23 % 0.09
cti iec60112 a rating plc 3
flammability ul94 c-48/23/50 rating v-0
e-24/125 rating v-0


1. all the typical value is based on the 1.6mm specimen,while the tg is for specimen≥0.50mm.

2. all the typical values listed above are for your reference only and not intended for specification. please contact shengyi technology co., ltd. for detailed information. all rights from this data sheet are reserved by shengyi technology co., ltd.

explanation: c=humidity conditioning, d=immersion conditioning in distilled water, e=temperature conditioning

the first digit following the letter indicates the duration of preconditioning in hours, the second digit the preconditioning temperature in ℃ and the third digit the relative humidity.