Free Sample PCB Prototype for Electronic Circuit Board From PCB Manufacturer in China

Layer count

1-36 layers

Min line width/space

3mil/3mil   

Mim Mechanical drilling hole size

Board thickness≤1.2mm  0.15mm

Board thickness≤2.5mm  0.2mm

Board thickness>1.2mm  Aspect ratio≤15:1

Finished board thickness

Max: 10mm

Min: 2 layers-0.2mm; 4 layers-0.35mm; 6 layers-0.55mm;

8layers-0.7mm, 10layers-0.9mm

Finished copper thiciness

Inner layer/outer layer:6oz/10oz

Max panel size

610*1200mm

Impedeance Tolerance

±10%

Min Dielectric thickness

2mil  

Type of dielectric meterial 

FR4,high TG,Flex,rigid,rigid-terial,High frequency material,PTFE material,heavy copperfoil,paperphenolic plate,BT,PI,Composite material,PTFE+ metal based

Major Material supplier

FR4:Shengyi,ITEQ,Isola,KB,Arlon

PTFE:Rogers,Taconic,Nelco,Wangling,  

Metal based meterial:Bergquist,Laird,Totking,ITEQ,Arlon,

Soldermask colour

green,red,blue,white,black,yellow

Surface treatment

HASL ,immsersion gold,immersion silver,OSP,gold finger

Special process

Multilayer PCB with blind or buried vias, impedance control

Quality control

AOI,100% electronic test