Production instructions

1: FR4 plate: Guoji a material Jiantao profit



2: About paper-based plates: ZD KB words



3. About high frequency plates: Rogers 4003 4350



4: for halogen-free board: third party test report and delivery test report can be provided. If halogen exceeds the standard, all losses will be compensated unconditionally



5: product certification: RoHS, ISO9001



6: our processing technology: gold plating, tin spraying without / with lead, gold deposition, oxidation resistance, nickel plating, rosin



7: special production capacity:

Plate thickness: 0.25-5.0mm

Copper thickness: 0.5oz-5oz

Gold thickness: 1u-100u,

FPC flexible plate 0.08-0.32mm



Minimum line width: hard plate 0.1mm/4mil, FPC flexible plate 0.07mm



Minimum wire spacing: hard plate 0.1mm/4mil, FPC flexible plate 0.07mm



Minimum finished aperture: 0.2mm/10mil



Minimum resistance bridge width: 0.1mm/4mil



Minimum profile tolerance: ± 0.10 mm / 4 mil



Wing curvature ≤ 0.7% flame retardant grade: 94v0



8: File Format: Gerber file / Protel series / pads series



9. Test methods: flight test, test stand, open / short circuit test, impedance test, weldability test, thermal shock test, metallographic analysis, etc"

Information to be provided for quotation:

1) PCB Gerber file or PCB file

2) quantity

3) thickness of PCB

4) copper 35um 18um thick?

5) surface treatment: lead-free tin spray, gold deposition, OSP?

6) is the color of welding resistance green or black or other?

7) if you need PCBA patch and dip upper welding, please provide BOM list

8) PCB board: please give us a sample.