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FR-4 Single-Sided PCB: 

Layer count: Single layer 
Base material: 1.6mm FR-4 
Finished copper weight: 1oz 
Surface finishing: OSP 
Solder mask: Green 
Board size:Customized according to the supplied gerber file 


DFL is able to offer one stop 1 to 4 Layer PCB fabrication,PCB manufacturing,Reverse engineering service,FPC fabrication, Aluminium base fabrication 


Our PCB board manufacture 

* PCB board made, circuit board parts purchased by us 

* Electronic testing circuit board 

* Fast delivery, vacuum package 

* RoHS Directive-compliant, lead-free 


PCB  Capabilities: 

Material: 94 HB , 94 V0 , FR - 4 ,CEM - 1 ,22F,Aluminum base ,Copper base 

Surface Finish: HASL,Lead - free HASL,Electronickelling,Electrogilding,OSP ect 

Maximum Panel Size: 1200 mm * 450mm 

Minimum Thickness: 0.30mm 

Minimum Line Width:0.10mm 

Minimum Hole Diameter: 0.30mm 

Hole Dia.Tolerance: 0.10mm 

Insulation Resistance: >1014 

Electric Strength: 1.3Kv/mm 

Peel Strength:1.4N/mm 

Thermal Shock: 288degree 10sec 

Fire Retardant: 94 V-0 

Thickness of The Copper Foil: 1/2oz,1oz,2oz 

Hardness of Solder Mask: >5H 


Testing Procedures For PCB Board 

---We perform multiple quality assuring procedures before shipping out any PCB board 
These include: 

Visual Inspection 

E-test 

Bed of nails 

Impedance control 

Solder-ability detection 

Digital metallograghic microscope 

AOI (Automated Optical Inspection) 


Detailed Terms for PCB Manufacturing 

---Technical requirement for pcb assembly: 

* Professional Surface-mounting and Through-hole soldering Technology 

* ICT(In Circuit Test),FCT(Functional Circuit Test) technology 

* PCB With UL,CE,FCC,Rohs Approval 



Delivery Time for PCB board 

PCB production time:  sample:  3-4 days /   mass production: within 7 days 


Quotation Requirement and Time: 

1) Following specifications are needed for quotation: 

  a) Base material: 

  b) Board thickness: 

  c) Copper thickness: 

  d) Surface treatment: 

  e) Color of solder mask and silkscreen: 

  f) Quantity