1W LED Light Aluminum PCB

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1W LED Light Aluminum PCB
Posting date : Aug 27, 2011
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76-
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Item Capability material model: Domestic Al, Imported Al, a1100, a5052, a6061, a6063; surface disposal: spray tin/ chemical tin/chemical gold/osp/ immersion tin layers: single / double /four-layers maximum measurement: 1100mm*480mm warp and twist: ≤0.5%(thickness:1.6mm, measurement:300mm×300mm) processing thickness: 0.3-4.5mm copper foil thickness: 35um 70um 105um 140um molding dimension tolerance: ±0.15mm v-cut positioning accuracy: ±0.1mm minimum diameter of piercing: lower than1.0mm 1.0mm/ 1.2-3.0mm 1.5mm minimum specification of the square groove: plate thickness lower than1.0mm 0.8mm×0.8mm/ plate thickness 1.2-3.0mm 1.0×1.0mm circuit printing deviation: ±0.076mm scope of molding dimension tolerance: cnc:±0.1mm punching the shape:±0.15mm mini aperture: 0.8mm not limited to the maximum aperture diameter; coating thickness: gold plating:ni 2.5-5um au 0.05-0.1um 0.025-0.075um immersion gold:ni 5-8um au0.08-0.1um spray tin 3-30um 4-30um v-cut angle deviation: ±5° scope of v-cut plates: 0.6mm-3.2mm marking font of the smallest component: 0.15mm smallest windowing of pad: 0.01mm

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