General Profile
I am BICHENG, I am a unique printed circuit board supplier. Every batch of PCB shipment is like a beautiful gift to be transmitted to your hands.
Different plant scale to suit for your requirements
16000 square meter factory building
30000 square meter month capability
8000 types of PCB per month
ISO9001, ISO14001, TS16949, UL Certified
Variety of PCB technology to meet the market demands
HDI board
Heavy copper board
Hybrid material board
Blind via board
High frequency board
Metal core board
Immersion gold board
Multilayer board
Backplane board
Gold finger board
Comprehensive sales service presale, in sale and after sale.
Quick CADCAM checking and free PCB quotation
Free-of-charge PCB panelization
Prototype PCB capability
Volume Production capability
Quick turn-around samples
Free-of-charge PCB test
Solid carton packing
| Metal Core PCB Capability |
| NO. |
Parameter |
Value |
| 1 |
Type of Metal Core |
Aluminum, Copper, Iron |
| 2 |
Model of Metal Core |
A1100, A5052, A6061, A6063, C1100 |
| 3 |
Surface Finish |
HASL, Immersion Gold, Immersion Silver, OSP |
| 4 |
Thickness of Surface plating |
HASL: Sn>2.54µm, ENIG: Au 0.025-0.1µm, Ni 2.5-5µm |
| 5 |
Layer Count |
1-4 Layers |
| 6 |
Maximum of Board Size |
23" x 46" (584mm×1168mm) |
| 7 |
Mininum of Board Size |
0.1969" x 0.1969" (5mm×5mm) |
| 8 |
Board Thickness |
0.0157" x 0.2362" (0.4-6.0mm) |
| 9 |
Copper Thickness |
0.5OZ(17.5µm),1OZ(35µm),2OZ(70µm),3OZ(105µm),4OZ(140µm) to 10oz (350µm) |
| 10 |
Minimum Track Width |
5mil (0.127mm) |
| 11 |
Minimum Space |
5mil (0.127mm) |
| 12 |
Minimum Hole Size |
0.0197" (0.5mm) |
| 13 |
Maximum Hole Size |
No limit |
| 14 |
Minimum Holes Punched |
PCB thickness <1.0mm: 0.0394" (1.0mm) |
| PCB thikness 1.2-3.0mm: 0.0591" (1.5mm) |
| 15 |
PTH Wall Thickness |
>20µm |
| 16 |
Tolerance of PTH |
±0.00295" (0.075mm) |
| 17 |
Tolerance of NPTH |
±0.00197" (0.05mm) |
| 18 |
Deviation of Hole Position |
±0.00394" (0.10mm) |
| 19 |
Outline Tolerance |
Routing: ±0.00394" (0.1mm) |
| Punching: ±0.00591" (0.15mm) |
| 20 |
Angle of V-cut |
30°, 45°, 60° |
| 21 |
V-cut Size |
0.1969" x 47.24" (5mm×1200mm) |
| 22 |
Thickness of V-cut Board |
0.0236" x 0.1181" (0.6-3mm) |
| 23 |
Tolerance of V-cut Angle |
±5º |
| 24 |
V-CUT Verticality |
≤0.0059" (0.15mm) |
| 25 |
Minimum Square Slots Punched |
PCB thickness < 1.0mm: 0.0315" x 0.0315" (0.8 x 0.8mm) |
| PCB thickness 1.2-3.0mm: 0.0394" x 0.0394" (1.0 x 1.0mm) |
| 26 |
Minimum BGA PAD |
0.01378" (0.35mm) |
| 27 |
Minimum Width of Solder Mask Bridge. |
8mil (0.2032mm) |
| 28 |
Minimum Thickness of Solder Mask |
>13µm (0.013mm) |
| 29 |
Insulation Resistance |
1012ΩNormal |
| 30 |
Peel-off Strength |
2.2N/mm |
| 31 |
Solder float |
260ºC 3min |
| 32 |
E-test Voltage |
50-250V |
| 33 |
Thermal Conductivity |
0.8-8W/M.K |
| 34 |
Warp or Twist |
≤0.5% |
| 35 |
Flammability |
FV-0 |
| 36 |
Minimum Height of Component indicator |
0.0059"(0.15mm) |
| 37 |
Minimum Open Solder Mask on Pad |
0.000394" (0.01mm) |
Audited Supplier 
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