12w aluminum led pcb board

12waluminum led pcb board Technic data of aluminum led pcb board NO. ITEM INDEX 01 Surface treatment HAL(lead free), Immersion Gold, OSP 02 Layer Single-sided, double-sided, multilayer and special structure layer 03 Max size 1200mm*600mm 04 PCB thickness 0.5-3.3mm 05 Copper foil thickness H 1 2 3 4 5 6 10(OZ) 06 Insulating layer thickness 50 75 100 125 150 micron 07 Metal base type Aluminum,Ferrum,Copper,Stainless steel 08 Metal base thickness 0.5 0.8 1.0 1.2 1.5 2.0 3.0 3.2 (mm) 09 Shaping Die Punching, CNC Route, CNC V-Cut 10 Testing 100% Compute Short/Open Circuit Test 11 The Minimum Hole Diameter single-sided 0.8mm, PTH 0.3mm 12 The Minimum Pad Size 1.2mm 13 The Minimum PTH Distance 2.0mm 14 The Minimum Line Width 0.1mm 15 The Minimum Increase of Solder Mask 0.15mm 16 The Minimum Pad 10um 17 Solder Mask Color green, white, black, red, yellow 18 The Minimum Letter Width 0.15mm 19 The Minimum Letter Height 0.8mm 20 Letter Color white, black, blue, yellow, red processing technics