S& L

Leading the innovation of PCB technology with 87 patents With team of 400 engineers, we provide total PCB solution from design optimization consultant to cost-effective manufacturing

Support and service
Contact S&L

Tel:+86-4000-169679
 
Fax:+86-755-27280699
 
 
Address:Xinda Industrial zone, Heyi Cun, Jinxiu Nan Rd.,Shajing Town, Bao'an district, Shenzhen, Guangdong, China
 

 

Contact S&L

Tel:+86-4000-169679
 
Fax:+86-755-27280699
 
 
Address:Xinda Industrial zone, Heyi Cun, Jinxiu Nan Rd.,Shajing Town, Bao'an district, Shenzhen, Guangdong, China
 

 

Article source:Editor: Mobile phone view
Sweep!
Sweep!
Popularity:555 Dated :2015-12-15 12:15【big well Small

Please refer to the table below:

Shelf life of packed finished PCB

Surface finish

Shelf life

HASL / HASL Lead Free

12 months

ENIG

12 months

OSP

6 months

Immersion Tin

6 months

Immersion silver

3 months

Electro-tin Plating

6 months

Electro-sliver Plating

6 months

Electro-gold Plating

12 months