1.Aluminium based, 2 layer 2.10 years experience 3.UL,SGS,ROHS,ISO900 4.Super quality 5.Reasonable price welcome to··· ShenZhen DaChengXing Technology Co.,Ltd Aluminum-based PCB Technical ItemTechnical Parameter Max.Board SizeSingle/Double 450x450 Board Thickness0.3~3.0mm Min.Track Width0.15mm Min.Space0.15mm Min. Hole Size0.5mm PTH Wall Thicknessmore than0.02mm φless than0.8mm±0.05mmPTH Dia ...