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What boards do SMT patches have?
FR- 1:
Flame retardant copper-clad phenolic paper laminate. IPC4 10 1 detail specification No.02; Tg is not applicable;
FR-4:
1) flame retardant copper-clad epoxy e glass fiber cloth laminate and its adhesive sheet. IPC4 10 1 detailed specification No.21; TG≥ 100℃;
2) Flame-retardant copper-clad modified or unmodified epoxy E glass fiber cloth laminate and its adhesive sheet. IPC4 10 1 detail specification No.24; TG 150℃~ 200℃;
3) Flame-retardant copper-clad epoxy resin/polyphenylene ether glass cloth laminate and its adhesive sheet. IPC4 10 1 detailed specification No.25; TG 150℃~ 200℃;
4) Flame-retardant copper-clad modified or unmodified epoxy glass cloth laminate and its adhesive sheet. IPC4 10 1 detailed specification No.26; TG 170℃~ 220℃;
5) Flame-retardant copper-clad epoxy e glass cloth laminate (used for catalytic addition process). IPC4 10 1 Detail Specification No.82; Tg is not applicable;
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