One of the common tinplate coated problems: pinholes
Pinholes are an extremely common problem in the coating process. The Pinholes not only affects the appearance of product, but also affect the resistance to sterilization for beverage cans and other sterilization cans.
Generally speaking, the intrinsic factor that produces pinholes is due to the low surface tension around the lock hole.
There are various reasons for the generation of tin coating pinholes. But to sum up, there are 4 main reasons:
1. The Coating material
2.The machine
3. The weather
4. The Iron
To learn more about the tinplate coating information, please contact:
👩Contact: Ivy
📧Email：sales04@dktinplate.com
☎️Tel:+86-757-86835323
📠Fax: +86-757-86836361
📱Phone/WhatsApp: +86-15088003187
