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更新时间：2016-07-18 18:17:35 点击次数：297
????COPPER CLAD LAMINATE???CCL????
a) Tg?GlassTransition Temperature, ???????, ?????????????????????????????????PCB?????????????????????????????????????TG??Tg????135???Tg????150???TG????170??Tg????????????????????
b) CTI?Comparative Tracking lndex????????????????????????????????50?????0.1%??????????????????????????V?
c) CTE?Coefficient of thermal expansion?????????PCB????????????????????????????????????????Z-CTE?CTE?????????????????
d) TD?thermal decomposition temperature????????????????5%???????????????????????????
e) CAF????????, ???????????????????????????????????????????????????????????????????????????????????????????????CAF?,????????????
f) T288: ?????????????????????????????288?????????????????????????????????????????
g) DK:dielectric constant?????????????
h) DF:dissipation factor???????????????????????????????????????
i) OZ?oz???ounce????????“??”(??????)?????????????????????1OZ?????1OZ???????1?????FT2?????????????????????????????????????????1OZ=28.35g/FT2?
??????PCB?????