... capability:1.Layer: 2-22 layer2.Product type: Rigid PCB,High Density Inverter PCB,thick copper PCB3.Materials: FR-4, CEM-3 ... , Teflon, Aluminum Substrate, Rogers, Halogen Free, High Tg4.Copper Thickness: 140micron(4oz)5.Min Board Thickness: 0 ... the lead time,please advise us acceptable components for substitution. High quality PCBA OEM service&Industrial pcba