Aluminum LED Lighting PCB

الوصف

FR*1,FR*4, CEM*1,CEM*3, Aluminum or Iron base plate
SINGLE-SIDED Design basis:  
Thickness：0.6～3.0t                                                        Size range： *******0mm
Line width, Line spacing： 0.*0mm ( 0.*5mm in part)      Exposure：0.*2mm
The smallest aperture: 1.0t ≤ 0.6mm, 1.2≥ 0.7mm           Hole diamater tolerance：±0.1mm
The minimum distance between the holes: 1.0t ≤ 0.7mm, 1.2≥ 0.8mm (ps：FR*1 is ± 0.1mm)
The retention distance between the edge of the square holes: 1.0t ≤ 0.8mm, 1.2≥ 1.0mm
The retention distance between the edge of the round hole and the trimline：
               1.0t ≤ 0.9mm, 1.2≥ 1.2mm   
The retention distance between the edge of the square hole and the trimline：
               1.0t ≤ 0.9mm, 1.2≥ 1.2mm   
The minimum size of v-cut: *0mm  x *0mm      V-Cut  tolerance：±0.*2mm
The retention distance from the line to the v-cut or the trimline: ≥0.6mm
The retention distance from the silk screen  to the trimline or v-cut: ≥0.5mm