... 0.20mmMaterials and thickness: 1/2, 1, 2, 3 and 5mm (polyamide or polyester)RoHSFPC, fpc assembly,fpc ... Tg MaterialHigh FrequenceROGERS ,TEFLON ,TACONIC ,ARLON) Halogen-free Material19Other test Impedance,,Testing,Resistance,,Testing, Microsection etc., 20Special technological requirementBlind & ... give us the privilege of working with you. High-precision rigid PCB board for electrical applicance