PCB process capability_Shenzhen Qiruichuang Circuit Technology Co. Ltd.

PCB process capability
Sheet type and brand	Common FR4, high TgFR4, high CTI FR4, halogen-free FR4, PTFE Rogers, Arlon, Taconic, Nelco, Isola, etc.
Maximum delivery size	1200x572 mm
Minimum finished board thickness	L<2L:0.1mm;4L: 0.3mm
Maximum finished board thickness	10.0 mm
Blind and buried vias (not crossing)	0.1mm
Maximum aperture aspect ratio	15:1
Minimum mechanical drilling diameter	0.15 mm
Tolerance of Through Hole/Crimped Hole Tolerance of Non-Sinked Copper Hole	+/-0.0762 mm/+/-0.05mm/ +/-O.05mm
Maximum number of layers	32
Maximum copper thickness for inner and outer layers	12 Oz
Minimum drilling tolerance	+/-2mil
Minimum interlayer tolerance	+/-3mil
Minimum line width/line spacing	2.5/2.5mil
Minimum BGA diameter	8mil
Surface treatment process	With / lead-free spray tin, immersion gold Electric gold, gold finger, immersion silver/tin, OSP, immersion nickel palladium gold, carbon oil, blue glue, gold glue, etc.