4-layer tin sprayed security PCB

Advantages of 4-layer tin sprayed security PCB products:

1. All staff members have professional technical talents with 3-12 years of PCB industry experience and exquisite craftsmanship skills

2. Maximum thickness to diameter ratio 10:1, maximum copper thickness 6OZ, maximum working plate size 2000x610mm

Thinnest 4-layer board 0.33mm, minimum mechanical hole/solder pad 0.2/0.40mm

Drilling accuracy+/-0.05mm PTH aperture tolerance+/-0.05mm

Minimum line width/spacing 0.075/0.075mm

3. Equipped with a complete set of surface treatment production lines specifically for precision multi-layer boards

A few in the industry are equipped with a complete set of surface treatment equipment (immersion gold, immersion silver, immersion tin, OSP, spray tin, gold plating, thick gold plating, tin plating, silver plating) to reduce outsourcing production risks for you

4. Strictly implement the quality PDCA process, continuously improve product performance, and strictly control according to IPC standards