Multilayer Sided Printed Circuit Board Manufacturing Process Capability:
Item
Manufacture Capability
Layers
4 ~ 20 layers
Max. Size
600mm×700mm
Thickness
Min.
0.4mm
Max.
3.2mm
Min. Hole Diameter
0.2mm
Copper Thickness
Min.
11µm
Max.
103µm
Inner Copper Thickness
Min.
17µm
Max.
103µm
Plated-through-hole aspect ratio
11:1
Blind hole aspect ratio
1:1
Tolerance of Normal Hole
±0.05mm
Min. Thickness of Core Material
0.08mm
Min. Line Width
0.09mm
Min. Line Spacing
0.10mm
Min. Line Width of Inner
0.08mm
Min. Line Spacing of Inner
0.08mm
Tolerance of Etching
≥ ±20%
Tolerance of Impedance
±7%
Multilayer Sided Printed Circuit Board Flow Chart:
cutting → Dry/Wet film → Exposure → Developing → Etching → Stripping → Trace check → AOI → Target hole punching → Black oxide → Lamination → Target hole drilling → Drilling → De-Deburr → Desmear → PTH → Panel plating → Dry film → Exposal →Developing → Etching → Stripping → Midd check/test → Solder resist → Precure → Exposure → Developing → Silkscreen → Postcure → Surface process → Profile → V-CUT → Final Clean → E-Test → OSP → FQC → FQA → Packing → Shipping
Prepreg
Prepreg Features:
1.Excellent interlayer bonding strength with optimum flow;
2.Consistent dielectric thickness and electrical characteristics;
3.Wide processing tolerance and consistent performance.
After years of hard work, ALB Technology has become one of biggest manufacturer of high performance single side PCB, double and multilayer PCB, HDI, FPC. SMT, weld, assembley and design manufacturer trusted by the international and domestic clients. Our PCB products are widely applied to telecommunication, industrial control, computer, spaceflight, aircraft and weapons and other areas.
Our company contorls the quality process management based on ISO9001 quality control system, and certified by ISO14001 environmental management system, OHSAS18001 occupational health and safety management system, our products have been passed the United States UL certifiaction. The company also promotes ISO/TS16949 quality management system, QC080000 hazardous materials management system, and always supports quality, production, human resources and other effective management etc. Through the continuous efforts from all the staff, our internation sales has had a great developments all over the country and also covers markets like Southeast Asia, North America, Russia, and Korea, etc.
