???????????????????SOHO????C?305
?????????
???0755-81767969
???(0)138-2886-8961
???twxpcb@263.net
???0755-29530182
??????????????????????8?
???0752-2324903 2324996
???0752-2324985
??????PCB????????( Copper-clad Laminate ??CCL )???????????????????????????????????????94HB?????94VO?FR-1?FR-2?????(22F?CEM-1 ?CEM-3)????(FR-4)???????????????
FR-1?1.????????????? 2.?????????600?????? ??????? 3.????????40?70?? 4.????????????
??FR-2?????????(600V??) 5.?????????? 6.????????? 7.????????40?70?? 8.???????????? 9.????????
CEM-3???????????????? 1.????FR-4 ????????FR-4 ?????????FR-4?? 2.???????????CTI 175V?CTI300V?CTI 600V?? 3.??IPC-4101A ??????
FR-4??????????????0.09%?Halogen-free, Br/Cl content below 0.09%?? 1.?????????????????? Antimony and red phosphor free, Absence of highly toxic dioxins in burning exhaust gas?? 2.???KB-6160??????Harder than KB-6160??