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             Process capability reference table

 process

 project

 Single panel

 Double sided and multilayer board

 unit

 material

 The thickness of the plate

 0.8-1.6

 

0.6-3.0

 m

 Operating size

 Tin plate thickness

 0.8-3.0

 0.8-3.0

 m

 

 The thickness of the copper foil

 0.5-2.0

 0.5-2.0

 O

 

 Minimum size of production

 150*170

 

 210*150

 mm

 

 The largest size of production

 540*650

 470*650

 m

 drilling

 The small hole drilling

 0.3

 0.3

 m

 

 The smallest aperture drilling

 N/A

 0.25

 m

 

 The minimum width of slot hole drilling

 0.5

 0.5

m

 

 Pore size tolerance

 ±0.075

 ±0.075

 m

 

 Hole position tolerances

 ±0.075

 ±0.075

m

 line

 Minimum line thick

 0.2

 0.12

 m

 

 Minimum line spacing

 0.2

 0.12

 m

 electroplating

 Electrical copper

 

 N/A

 20-30

 

u

 The welding

 The minimum welding ring

 0.35

 0.2

 mm

 

 Carbon oil resistance

 20

 20

 Ω/cm²

 The molding

 Die minimum slot hole width

 0.7

 1.5

 m

 

 Punching the smallest aperture

 

 0.6

 

 3

 m

 

 Punch the holes

 

 1

 N/A

 m

 

 Die hole is apart from the edge is minimal

 plate

 N/A

 m

 

 The shape tolerance

 ±0.15

 ±0.15

 m

 

 V - Cut the thick (FR4)

 ±0.10

 ±0.10

 mm

 Surface treatment

 Gold finger electric gold thickness

 

 0.5-0.8

 

 0.5-0.8

 u

 

 Electroless nickel thickness

 3-8

 3-8

 u

 

 Tin thickness

 2-20

 2-20

 u

 

 The thickness of the OSP

 

 0.2-0.35

 0.2-0.4

 um