Single-sided PCB Prototying: 1) Material: FR-4 Rigid board; 2) Soldermask Copper: 1OZ; 3) Thickness: 1. ... TechnologySingle-sided PCB,Double-sided PCB,Multi-Layer PCBMaterial Type94VO,FR-4,CEM-1,CEM-3,Aluminum PCBLayer Count1 to 8 ... from Quote to After-sale service. PCB ProcessPCB Quality Assurance FR-4 Single-sided PCB Prototying 1.6mm HASL Rigid PCB