Glass fiber board fr-4 production quipment
item and parameters:
1.surface treatment :OSP,Shen tin,Shen silver,Lead-free,spray tin,nickel gold plating.
2.layer:2-16
3.width of smallest wire:0.076mm
4.minimum spacing wire:0.076mm
5.minimum line to disk.disk to disk space:0.076mm
6.minimum diameter of drill knife:0.2mm
7.minimum diameter of the hole pad:0.45mm
8.maximum prpportion of driling thickness:1:6.4
9.maximum measurement:500x650 mm
10.processing thickness:0.2-3.2mm
11.minimum width of hte green oil bridge:0.08mm
12.minimum unilateral window(of green oil clearance):0.05mm
13.minimum thickness of the green oil:0.05mm
14.solder mask:photographic solder mask.hot-solder mask.UVsolder mask.
15.minimum characters linewidth:0.1mil
16.minimum height characters:0.7mm
17.silk screen chiaracters&solder mask color:white,yellow,black,green,aureate.
18.data file format:GERBER.CAD.protel99se.PADS
198performance test:impedance. a short-circuit test. a test for governance
20.Various types of sheet metal for the PCB substrate processing:FR4.FR1.CEM-1.CEM-3.22F.height G
21.other testing requiements:Baptist-test.test Rally.impedance test
22.Special production process: jet-godfinger(blind orifice),v-shaped orifice
23.copper foil thickness:H/H OZ.1/1 OZ.2/2 OZ.3/3 OZ. 4/4 OZ.....
24.double-four sided layer:5-10days six-eight sides layer:10-20days eightlayers more than 15-20days

