HASL Surface Electronic PCB Board LM301B SMD LED PCB For Plant Grow

Shenzhen LM301B SMD LED PCB for plant grow LED PCB manufacturer  PCB Capability Item Rigid PCB Max Layer 4L Inner Layer Min Trace/Space 3/3mil Out layer Min Trace/Space 3/3mil Inner Layer Max Copper 2oz Out Layer Max Copper 2oz Min Mechanical Drilling 0.152mm Min Laser Driliing 0.12mm Press Fit Hole Ttolerance ±0.052mm PTH Tolerance ±0.0752mm NPTH Tolerance ±0.052mm Countersink Tolerace ±0.15mm Board Thickness 0.4-8mm Board Thickness Tolerance(<1.0mm) ±0.1mm Board Thickness Tolerance(≥1.0mm) ±10.2% Min Board Size 10.2*10.2mm Max Board Size 23*30 inch Contour Tolerance ±0.1.2mm Min BGA 7 mil Min SMT 7*10mil Min solder Mask Clearance 1.5mil