Six Layer Computer motherboard immer gold PCB
Raw material | Aluminum base, Cooper base |
Layer | 6Layer |
Min.hole size | 12mil(0.3mm) |
Max. Board size | 1200mm*560mm(47in*22in) |
Finished board thickness | 0.3-5mm |
Cooper foil thickness | 35um-210um(1OZ-6OZ) |
Remain thickness tolerance | +/-0.1mm |
Hole position tolerance | +/-0.05mm |
Routhing outline tolerance | +/-0.15mm |
Surface finished | Lead free HASL, Immersion gold, imersion silver, OSP ect |