UV coating has pinhole phenomenon-questions-Guangzhou Henghu Trading Co., Ltd

welcome Guangzhou Henghu Technology Co., LTD website！

hot search：

News Center

Service hotline：13922109667

Product consultation

UV coating has pinhole phenomenon

Number of visits：3754 date：2021-12-26 23:26:06

Abstract：

Dilute the paint appropriately and increase the thickness

Main reasons: the coating is too thin; Roller is too fine; Ethanol, toluene and other non-reactive diluent added too much; Dusty on the surface of printed products.

Solution: Improve the cleaning of the working environment; Add a small amount of leveling agent, wetting agent; Select special UV diluent to dilute and prevent system component incompatibility; Try to increase the thickness of the coating when printing.

previous： Without the ...

Next： Without the ...

Category: questions