Shenzhen Zhongxinhua Electronics Co.,Ltd is a leading led pcb for cabinet light manufacturer and supplier with professional factory, welcome to wholesale aluminum pcb, aluminium pcb, black pcb for led light, aluminium printed circuit board from us.
Chat NowShenzhen Zhongxinhua Electronics Co.,Ltd is a leading led pcb for cabinet light manufacturer and supplier with professional factory, welcome to wholesale aluminum pcb, aluminium pcb, black pcb for led light, aluminium printed circuit board from us.
Items | Technical datas | |
layers | 1-12 layers | |
Base materials | CEM-3,FR-4,aluminium,CEM-1,22F,FR-1 | |
Board Thickness | 0.3mm-3.20mm (12mil-126mil) | |
Minimum core board thickness | 0.1mm(4mil) | |
Copper thickness | 1/2 oz min;3 oz max. | |
Minimum Line Width/spacing | 0.1mm(4mil) | |
Minimum Hole Diameter | 0.25mm(10mil) | |
PTH Hole Tolerance | 0.9mm(35mil) | |
Tolerance | Hole site | ±0.075mm(3mil) |
Line width | ±0.1mm(4mil)or line width ±20% | |
Hole size | PTH±0.1mm(4mil) | |
NPTH±0.075mm(3mil) | ||
Exterior tolerance | milling machine±0.15MM(6mil) | |
punch machine ±0.10mm(4mil) | ||
Twist and Warp | 0.70%-1% | |
Surface finishes | Nickel/Gold Plating/Entek/Hot Air Leveling | |
insulating resistance | 10KΩ-20MΩ | |
conduction resistance | < 50Ω | |
Testing Voltage | 300V | |
V-cut | Panel size | 110×100mm(min.) 660×600mm(max.) |
Board thickness | 0.6mm(24mil)min. | |
Remaining thickness | 0.3mm(12mil)min. | |
Tolerance | ±0.1mm(4mil) | |
slot width | 0.50mm(20mil)max. | |
Slot to slot width | 10mm min. | |
Slot to line | 0.50mm(20mil)min. | |
Slot | Slot size tol.>=2W tolerance | PTH L:±0.15mm(6mil) |
W:±0.1mm(4mil) | ||
NPTH L:±0.125mm(5mil) | ||
W:±0.1mm(4mil) | ||
Minimum Hole registration tolerance | PTH Hole:0.13mm(5mil) | |
NPTH Hole:0.18(7mil) | ||
Registration Tolerance of Front/Back image | Minimum Pattern registration tolerance | 0.075mm(3mil) |
multilayer | Interlayer tolerance | 4 layers:0.15mm(6mil)max. |
6 layers:0.025mm(10mil)max. | ||
Minimum distance between hole and inner roundness | 0.25mm(10mil) | |
Minimum distance board edge and inner roundness | 0.25mm(10mil) | |
Board thickness tolerance | 4 layers:±0.13mm(5mil) | |
6 layers:±0.15mm(6mil) | ||
natural impedance | 60 ohm±10% |