4 layers blind&buried PCB

Test: AOI Test,Flying-needle Test,Fixture Test

Surface Treatment: Hot Air Leveling,Gold/Nickel Plating,Immersion Gold/Tin/Sliver,Gold Finger, Peeable mask,Carbon Ink,OSP(Entek,F2)

Press: Thickness Tolerance 8% Wrap/Twist 0.5% Inner Opening (min) (1) 4/L:5mil(0.125mm)(2) 6/L-8/L:6mil(0.15mm)(3) 8/L or above:8mil(0.2mm)

Selective Gold Plating: Gold Thickness 100u (2.5um)

Solder Mask: Bridge 3.0mil(0.075mm) Position Accurary 1.5mil(0.0375mm)

Plating Hole: Minimum Hole Size 6mil (0.15mm)  Aspect Ratio (max) 12:1 Position Accurary +/-1.8mil(0.045mm)

Drilling (Minimum size): Mechanical drilling 8mil(0.2mm) Laser drilling 4mil(0.1mm)

Minimum Thickness of CCL: 0.5mil (0.0875mm) (Include Cu)

Board Thickness: Min0.15mm,Max7.0mm

Base Copper Thickness: 1/3oz-6oz

Layer(mass production): 2 to 24 Layers rigid PCB
Copper Clad Laminate: FR4,FR4(Halogen free),FR5,CEM-1 ,CEM-3

Supply Ability:

(1)Number of layer: 4 layers
(2)Blind & Buried Hold
(3)Laser Drilling/Ablation
(4)BGA

  • Min. Line Spacing:3 mil
  • Min. Line Width:3 mil
  • Min. Hole Size:0.1 mm
  • Board Thickness:1.0 mm
  • Copper Thickness:1 oz
  • Base Material:FR4
  • Brand Name:SY
  • Place of Origin:Guangdong China (Mainland)
  • Country:China (Mainland)
  • telephone:86-755-27933305,29110913,29110915
Supply Ability: 25000 Square Meter per Month
Minimum Order Quantity: 1 Piece/Pieces
Payment Terms: L/C,T/T
Min. Line Spacing: 3 mil
Min. Line Width: 3 mil
Min. Hole Size: 0.1 mm
Board Thickness: 1.0 mm
Copper Thickness: 1 oz
Base Material: FR4
Brand Name: SY
Place of Origin: Guangdong China (Mainland)
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