Pcb-copper-thickness.Copper on the PCB base. 35um(1oz). 70um(2oz), 105um(3oz), 140um(4oz),210um(6oz), For the standard boards. the copper thick will be 35um. the Via Holes copper thick will be more than 18um. the SMT Holes copper thick will be more than 20um.
The 2 OZ , 3 OZ, 4OZ, 5 OZ, 6 OZ via holes and SMT Holes copper must be more thick. Any questions please check with our engineers. Please Email: INFO@ALCANTAPCB.COM