ALPCB MCPCB for LED lighting Copper base PCB Thermal PCB Materials Aluminium (AL) copper base(CUPCB) Thickness: 0.2-6.0mm Copper weight:0.5-2.0mil Min.line width: 0.2mm Min.line space:0.2mm Min.hole diameter:0.3mm Max.board size:600*1200mm Treatment : Lead Free HASL, ENIG, Immersion Tin, Immersion Silver, OSP , Gold palting etc. Solder Mask : Green, Red, White, Yellow, Black, Blue, or NO soldering mask; * We can provide quickturn prototype and small quantity PCBs with short lead time. * The quality of Our products is excellent and stable. * We choose the best material for all our products. * We will send the boards to you by DHL, TNT, UPS, FEDEX and so on to saving the transport time. Vacuum packing.