Panel Size：

• 27.56"X23.23"(Max:700mm x 590mm )~double sided

• 27.56"X21.65"(Max:700mm x 550mm)~multilayer

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Board thickness：

• Min:2L:16mil(0.4mm),4L:16mil(0.4mm),6L:20mil(0.5mm),8L: 27.5mil(0.7mm),10L:31mil(0.8mm),12L：39mil(1.0mm)

• Max:157mil(3.99mm)

• Tolerance:±10%  ( Complied with IPC standard)

Material：

• Rogers(RO3000 series,RO4000 series) 

• Panasonic Megtron 6 & 7 series

• ISOLA series

• FR-4(High Tg180 , High Tg 200, Halogen Free )

• Aluminum(single double sided)

Bowing

• 7/1K(IPC standard 7.5/1K)

Layers：

• Max: 26 layers

• Minimum inner-layer(without copper):0.003" (0.07mm)

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Mechanical Drill :

• Min mechanical drill diameter:

• 5.9mil for 39mil thickness(1mm)(aspect ratio 6.6)

• 7.8mil for 62mil thickness (1.6mm)(aspect ratio 8)

• 9.8mil for 125mi thickness (3.2mm)(aspect ratio12.7)

• ​Max mechanical drill diameter:0.25"    (6.4 mm)

• Drill hole tolerance (shifted): ±0.002" (0.050mm)

• Drill hole depth tolerance: ±0.004" (0.1mm)

• PTH diameter tolerance: ± 0.003" (0.07mm)

• N-PTH  diameter tolerance: ±0.002" (0.050mm)

• Annual ring clearance: ±0.005" (0.127mm)

• Min epoxy Via Plug  hole diameter: 4mil(We could do various hole diameter for epoxy via plug)

• Min distance of via to via with epoxy via plug: 10mil↑

• Min distance between via & impedance trace: 6mil

• Min distance between via & via:9.8mil(0.25mm)

Laser Drill:

• Min laser drill diameter 4-5mil 

Back Drill:

• Tolerance ±3 mil

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PTH: 

• Min drilling hole diameter (Finished hole dia):0.004" (0.1 mm)

• Aspect ratio:14

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Etching

• Line width tolerance: ±15%

• Hoz+ base copper 1/3oz min line width and spacing :0.003"/ 0.003" (0.07mm)

• 1oz+ base copper  1/2oz min line width and spacing: 0.004"/ 0.004" (0.1mm)

• 2oz mini line width and spacing:0.007"/ 0.007" (0.18mm)

• 3oz mini line width and spacing :0.008"/ 0.008" (0.2mm)

• 4oz min line width and spacing (4oz):0.012"/ 0.012" (0.3mm)

Inner Layer

• Min clearance between hole and inner trace:0.006〞(0.15mm)

• Hoz+base copper 1/3oz min line width and spacing :0.003"/ 0.003" (0.07mm)

• 1oz + base copper 1/2oz min line width and spacing:0.004"/ 0.004" (0.1mm)

• 2oz min line width and spacing : 0.007"/ 0.007" (0.18mm)

• 3oz min line width and spacing :0.008"/ 0.008" (0.2mm)

• 4oz min line width and spacing (4oz):0.012"/ 0.012" 

Solder Mask

• Colors: Green, light green, matte green, white, black, yellow, red, blue, transparent 

• Min space for solder mask dam: 0.003"(0.07mm)

• Solder Mask thickness: Standard：0.0004"
  Base on customer request 500VDC、1000VDC、1500VDC、2000VD

• Tolerance:50um±25%

Legend(Silkscreen)

• Colors: white, black, yellow

• Min line width: 0.005" (0.127mm)

• Min legend height & width: 0.028" / 0.028" (0.7mm)

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Impedance

• Tolerance: Single ended /differential /coplanar impedance +/- 10%
  (+/- 7% could be base on project discussed)

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Golden Finger 

• Golden finger gap tolerance: 4mil±2mil(0.1mm±0.05mm)

• Golden finger to board side tolerance: ±4mil(0.1mm)

• Size: Length：3mm；Width：0.6mm IPC standard±20%

• Special fabrication: Golden finger w/o conductor

Contour

• Reaming: ±0.006"(0.15mm )

• CNC tolerance: ±0.004-6" (0.10-0.15mm)

• V-Cut depth (board thickness > =1.0mm ): ±0.004" (0.1mm)

• V-Cut tolerance (shifted): ±0.004" (0.1mm)

• Capable to do semi-circular hole

Surface finishing

• HASL/HASL P.b free/ENIG /ENEPIG/Immersion silver/Immersion tin/OSP/electric gold plating

Unique Fabrication

• Embedded copper coin

• Copper paste via plug
  Rigid-Flex Multilayer.

• (We will evaluate fabrication possibility depends on actual design)

• Remark :

• Please inform us with other special requests, we will assist to evaluate it.