FR4 PI 1-20 Layers FPC Rigid Flex PCB Circuit Board
1-20 Layers FPC /flex/rigid/rigid flex pcb circuit board manufacturer
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PROCESS
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Item
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Unit
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Limit Tolerance
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Normal tolerance
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Board cutting & thickness
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Layer
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/
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1-6 layer
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1-6 layer
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/
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2-layer(rigid flex)
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2-layer(rigid flex)
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cutting size: 250mm
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mm
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250*1000mm
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250*500mm
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Min. thickness
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mm
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0.075mm(FPC)
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0.10mm(FPC)
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mm
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0.3mm(rigid flex)
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0.3mm(rigid flex)
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Other auxiliary material
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Adhesive stiffener
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um
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PSA:50um
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PSA:50um
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hot setting adhesive
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um
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12.5/25/40um
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12.5/25/40um
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PI stiffener
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um
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PI: 1.0-13mil
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PI: 1.0-13mil
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Other stiffener type
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/
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steel, Al, silicon steel sheet
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Drilling
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Min. drilling hole size
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mm
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0.1
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0.2
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hole diameter tolerance
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mm
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±0.075
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±0.1
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PTH
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hole wall copper thickness
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um
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8/15/25
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8/15/25
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Exposure
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Min line width/space
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mm
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0.05/0.05
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0.075/0.075
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hole ring
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mm
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0.125
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0.2
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offset tolerance
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mm
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0.1
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0.15
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Line width tolerance
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mm
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±0.03
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±0.04
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Distance between hole edge to outline
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mm
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≥0.4
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≥0.5
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Lamination
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Coverlay tolerance
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mm
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0.15
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0.2
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PI stiffener with outline
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mm
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±0.3
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±0.3
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Sensitive PSA
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mm
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±0.3
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±0.3
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FR4 location tolerance
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mm
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±0.3
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±0.3
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Ink
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Soler mask thickness
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um
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8
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15
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Silk screen thickness
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um
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8
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15
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Profile
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R angle for etching cutting die
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mm
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0.5
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0.5
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mm
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LS: ±0.075
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LS: ±0.075
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mm
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HS: ±0.01
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HS: ±0.01
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mm
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Etching: ± 0.20
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Etching: ± 0.30
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mm
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Wooden: ± 0.30
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Wooden: ± 0.50
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Laser tol.
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mm
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± 0.05
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± 0.05
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Offset tol. for fingers
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mm
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± 0.10
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± 0.10
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Surface treatment
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um
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Ni: 2.0~5.0
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Ni: 2.0~5.0
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um
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Au: 0.03~0.08
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Au: 0.03~0.08
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Plating tin
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um
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8~20
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8~20
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FAQ
Q1.What file you need to prepare if you want to get an quotation from us?
For PCB board, you need to prepare files of Gerber file,it should including RS-274X,ODB++, DXF, PCB, PCBDOC etc formats.
For PCBA(PCB with soldered components), except the file for PCB, you also need to prepare the BOM list (components list), Pick and Place file(txt format), real sample pictureor 3D PDF version file etc.
Q2. Do you have any MOQ Limited ?
We havent any limited about MOQ .Sample and mass production all can support.
Q3. How to keep our product information and design file secret ?
We are willing to sign a NDA effect by customers side local law and promising tokeep customers data in high confidential level.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.