phone pcb design ,FR4 substrate PCB

1. phone pcb and company advantage :

High quality phone pcb, professional service,low cost pcb

Reputable manufacturer , own factory

UL,SGS,ISO,TS,CQC certification

OEM and ODM service

Keep cost to minimum , maximize your benefit

Quick delivery time

2.The detailed specification of phone pcb :

Material	FR4, High TG FR4, Halogen Free material, CEM-3, Rogers HF material, etc.
Layer counts	2-28 layers
Finished Copper Thickness	0.5-5 OZ
Finished Board Thickness	0.2-6.0mm
Min. Line/Track Width	3mil
Min. Line/Track Space	3mil
Min. Contour Tolerance	+/-0.1mm
Min. Finished Diameter of PTH Hole	0.2mm
Max. Board Thickness/Hole Ratio	12:1
Min. Solder Mask Bridge	4mil (Min. SMT Pad Space 8mil)
Min. Legend (Silk screen) Track Width	5mil
Min. Legend (Silk screen) Height	30mil
Min. drilling slot size	0.6mm
Solder mask color	green, black, blue, white, yellow, purple, and matt, etc.
Solder mask hardness	6H
Legend/Silk screen Color	white, yellow, black, etc.
Surface Treatment	HAL, Lead Free HAL, Immersion gold, OSP, Immersion tin, Immersion silver, etc.
Other Technology	Gold finger, peelable mask, Non-across blind/buried vias, characteristic impedance control, Rigid-flex board etc.
Reliability Test	flying probe test/fixture test, impedance test, solderability test, thermal shock test, hole resistance test, and micro metallographic section analysis, etc.
Wrap and twist	≤0
Flammability	94V-0

Detailed Terms for PCB Assembly:

Technical Requirement	Professional Surface-mounting and Through-hole soldering Technology Various sizes like 1206, 0805, 0603 components SMT technology ICT(In Circuit Test), FCT(Functional Circuit Test) technology PCB Assembly With UL, CE, FCC, Rohs Approval Nitrogen gas reflow soldering technology for SMT High Standard SMT&Solder Assembly Line High density interconnected board placement technology capacity
Quote&Production Requirement	Gerber File or PCB File for Bare PCB Board Fabrication BOM(Bill of Material) for Assembly, PNP(Pick and Place file) and Components Position also needed in assembly To reduce the quote time, please provide us the full part number for each components, Quantity per board also the quantity for orders. Testing Guide&Function Testing method to ensure the quality to reach nearly 0% scrap rate
OEM/ODM/EMS Services	PCBA, PCB assembly: SMT & PTH & BGA PCBA and enclosure design Components sourcing and purchasing Quick prototyping Plastic injection molding Metal sheet stamping Final assembly Test: AOI, In-Circuit Test (ICT), Functional Test (FCT) Custom clearance for material importing and product exporting
Other PCB AssemblyEquipment	SMT Machine: SIEMENS SIPLACE D1/D2 / SIEMENS SIPLACE S20/F4 Reflow Oven: FolunGwin FL-RX860 Wave Soldering Machine: FolunGwin ADS300 Automated Optical Inspection (AOI): Aleader ALD-H-350B,X-RAY Testing Service Fully Automatic SMT Stencil Printer: FolunGwin Win-5