... copper:1OZ Remark:flexible board Sell all type of PCBs , Please free free to email us,Providing PCB production(1-12 Layer):>>Finished ... ;>>Copper thickness: 1/3-5OZ;>>Material: FR4,CEM1.CEM3, Halogen free,High TG ,Rogers, Al base material,>>Material supplier: Guoji,KB ... ,HASL leadfree. Immersion Ni/Au, Immeriosn Sliver/Ti. Hasl lead free+Gold fingers.Flash Gold. conductive carbon ink and so on ...