Double Sides Aluminum PCB

We can fabricate the 4 oz mc pcb and  mirror aluminum base pcb,for the double sides aluminum pcb,it is very complex,most of factory just can fabricate  single sides mc pcb,so free to contact us if you have any need double sides aluminum pcb job. Pcb features: 1.layer: 22.material: aluminum3.thickness: 1.6mm4.copper: 4oz5.mini hole: 0.15mm6.mini width/space: 0.2mm/0.2mm7.finish: immersion goldour manufacturing capability:manufacture capability layers: 1-32 layersmaterials: cem1, cem3, teflon, rogers, fr-4, high tg fr-4, aluminum base, halogen freemax board size: 510*1200mmmaterial: rohs directive-compliantpcb thickness: 1.6mm-6.4mmout layer copper thickness: 1-6ozinner layer copper thickness: 1oz-12ozmax board thickness: 6.0mmminimum hole size: 0.150mmminimum line width/space: 3/3milmin s/m pitch: 0.1mm (4mil)plate thickness and aperture ratio: 12:1minimum hole copper: 20μmhole diameter tolerance (pth): ±0.075mm (3mil)hole diameter tolerance (npth): ±0.05mm (2mil)hole position deviation: ±0.05mm (2mil)outline tolerance: ±0.05mm (2mil)surface finish: hasl leadfree, immersion enig, chem tin, flash gold, osp, gold finger, peelable, immersion silver,enepigsolder mask: green/blue/red/black,purple,white,yellow,transparent legend: white/black/yellowoutline: rout and score/v-cut e-test: 100% top 10 reasons why you should buy pcbs and pcbas from storm circuit1.top quality--it must be the first important key.