Corona Treated for PP hollow sheet
PP hollow board, advertising board (corona treatment), the factory corona value is generally 56-58,Corona value will slowly subsided, under normal circumstances, 4-6 months, corona value around 42-46.
When the corona value of not less than 38, there’s no problem for digital printing.
Mainly to see the customer storage of the warehouse, be sure to dry and ventilated, not to tear the plate packaging film.
It’s tested in our factory that, 4 months after production, there is no problem for digital printing on our PP hollow sheet
Any inquiry,kindly please contact
Contact : Mr.Morris Yu (Sales manager)
Email: firstname.lastname@example.org email@example.com
Moblile: +86 134 6250 6270
whatsapp:+86 134 6250 6270