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PCB Fabrication
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- Flexible Circuit Boards
- Rigid Printed Circuit Boards
- Aluminum PCB
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- High TG PCB
- Gold Finger PCB
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- RoHS Circuit Boards
- RF Printed Circuit Boards
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PCB Assembly
- BGA Assembly
- SMT Assembly
- LED PCB Assembly
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- Turnkey PCB Assembly
- Prototype PCB Assembly
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- Low Volume PCB Assembly
- High Volume PCB Assembly
- Hybrid PCB Assembly
- Single-sided PCB assembly
- Double-Sided PCB Assembly
- SMT chip processing
- DIP plug-in processing
- Medical PCB Assembly
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PCB Layout & Design
- Standard PCB Design
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- Multilayer PCB Design
- PCB Reverse Engineering
- High speed PCB Design
- High Power PCB Design
- High Voltage PCB Design
- Amplifier PCB Design
- Gold Fingers PCB Design
- Impedance Control PCB Design
- Rigid Flex PCB Design
- Halogen Free PCB Design
- LED PCB Design
- RF PCB Design
- Metal Core PCB Design
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PCB Fabrication
- Application
- Capabilities
- Information
- About Kingford
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Kingford focus on the high-quality PCBA order demand of "Multiple varieties, medium and small batch, and short lead time".
Small BGA Rigid Printed Circuit Boards
Name: Small BGA circuit board PCB
Layers: 4 layers
PCB material: FR4 TG170
PCB thickness: 1.6mm
Surface treatment: Immersion Gold ENIG(Gold thICkness 2u”)
Finished Copper Thickness: 1/1/1/1 OZ
Solder Mask Ink: Green, Sun PSR-4000
Special Process:
Minimum line width and line spacing: 0.07/0.09mm
BGA pad: 0.25 mm
Rigid immersion gold PCB board
Name: Immersion Gold Plate
Layers: 4 layers
Material: FR4
Finished plate thICkness: 1.6mm
Surface treatment: Immersion Gold (ENIG)
Finished Copper Thickness: 1/1/1/1 oz inside and outside
Name: Small BGA circuit board
Material: FR4 High TG
Finished plate thICkness: 1.6mm
Surface treatment: Immersion Gold (ENIG)
Finished Copper Thickness: 1/1 oz inside and outside
Special Process:
BGA pad 0.1mm
Green oil Rigid Printed Circuit Boards
Name: Green oil PCB
Layers: 2 layers
Material: FR4 TG150
Finished plate thICkness: 1.6mm
Surface treatment: Immersion Gold (ENIG)
Finished Copper Thickness: 1/1 oz inside and outside
6-layer blue oil immersion gold PCB board
Name: 6-layer blue oil immersion gold plate
Layers: 6 layers
Material: FR4 TG170
Finished plate thICkness: 1.6mm
Surface treatment: Immersion Gold (ENIG)
Finished Copper Thickness: 1/1/1/1/1/1 oz inside and outside
6 layers Rigid Printed Circuit Boards
Name: 6-layer black immersion gold PCB
Layers: 6 layers
Material: FR4 TG170
Finished plate thICkness: 1.6mm
Finished copper thickness: Immersion Gold (ENIG)
Finished copper thickness: inner and outer layers 1/1/1/1/1/1 OZ
Name: 2 Layers FR4 PCB
Layers: 2 layers
Material: FR4
Finished plate thICkness: 1.6mm
Finished copper thickness: Immersion Gold (ENIG)
Finished Copper Thickness: 1/1 oz inside and outside
- PCB manufacturing capability
- PCB manufacturing equipment
| Standard PCB Production Capability | |
| Feature | Capability |
| Quality Grade | Standard IPC 2 |
| Number of Layers | 1 - 32layers |
| Order Quantity | 1pcs - 10,000,000 pcs |
| Build Time | 2days - 5weeks (Expedited Service) |
| Material | FR-4 Standard Tg 150°C, FR4-High Tg 170°C, FR4-High-Tg 180°C, FR4-Halogen-free, FR4-Halogen-free & High-Tg |
| Board Size | Min 6*6mm | Max 600*700mm |
| Board size tolerance | ±0.1mm - ±0.3mm |
| Board Thickness | 0.4mm - 3.2mm |
| Board Thickness Tolerance | ±0.1mm - ±10% |
| Copper Weight | 0.5oz - 6.0oz |
| Inner Layer Copper Weight | 0.5oz - 2.0oz |
| Copper Thickness Tolerance | +0μm +20μm |
| Min Tracing/Spacing | 3mil/3mil |
| Solder Mask Sides | As per the file |
| Solder Mask Color | Green, White, Blue, Black, Red, Yellow |
| Silkscreen Sides | As per the file |
| Silkscreen Color | White, Blue, Black, Red, Yellow |
| Surface Finish | HASL - Hot Air Solder Leveling |
| Lead Free HASL - RoHS | |
| ENIG - Electroless Nickle/Immersion Gold - RoHS | |
| ENEPIG - Electroless Nickel Electroless Palladium Immersion Gold - RoHS | |
| Immersion Silver - RoHS | |
| Immersion Tin - RoHS | |
| OSP -Organic Solderability Preservatives - RoHS | |
| Min Annular Ring | 3mil |
| Min Drilling Hole Diameter | 6mil, 4mil-laser drill |
| Min Width of Cutout (NPTH) | 0.8mm |
| NPTH Hole Size Tolerance | ±.002" (±0.05mm) |
| Min Width of Slot Hole (PTH) | 0.6mm |
| PTH Hole Size Tolerance | ±.003" (±0.08mm) - ±4mil |
| Surface/Hole Plating Thickness | 20μm - 30μm |
| SM Tolerance (LPI) | .003" (0.075mm) |
| Aspect Ratio | 1.10 (hole size: board thickness) |
| Test | 10V - 250V, flying probe or testing fixture |
| Impedance tolerance | ±5% - ±10% |
| SMD Pitch | 0.2mm(8mil) |
| BGA Pitch | 0.2mm(8mil) |
| Chamfer of Gold Fingers | 20, 30, 45, 60 |
| Other Techniques | Gold fingers |
| Blind and Buried Holes | |
| peelable solder mask | |
| Edge plating | |
| Carbon Mask | |
| Kapton tape | |
| Countersink/counterbore hole | |
| Half-cut/Castellated hole | |
| Press fit hole | |
| Via tented/covered with resin | |
| Via plugged/filled with resin | |
| Via in pad | |
| Electrical Test | |
PCB Drilling machine
PCB pattern plating line
PCB solder mask expose machine
PCB pattern expose machine
Strip film etching line
Solder mask screen silk print machine
Solder mask scrubbing line
PCB Flying Probe Test (FPT)
Fully automatic exposure machine
we provide 24-hour service and support, you will receive a reply to your question within 2 hours and a quotation within 24 hours.
Own PCB factory of 50,000 square meters, the monthly output can reach 60,000 square meters, no minimum PCB order requirements
Before the official production of the PCB, we will conduct a free DFM review service and support free Allegro, Altium, Protel, PADS, OBD, Gerber and other formats.
We can provide you with high frequency, high TG, high CTI, buried blind via, aluminum based PCB manufacturing, the quality is fully compliant with IPC 610-D standard, testing and quality assurance
We support 10-layer immersion gold PCB business,Kingford is a professional one-stop PCBA service fac...
Kingford supports Small BGA circuit board Small business, we are a professional PCBA one-stop assemb...
We provide Immersion Gold Plate services. Kingford is your one stop turnkey PCB assembly factory. Lo...
We support Small BGA circuit board business, Kingford is a professional one-stop PCBA service factor...
We support Green oil PCB business,Kingford is a professional one-stop PCBA service factory, welcome ...
Kingford supports 6-layer blue oil immersion gold plate business, we are a professional PCBA one-sto...
