How to clean scratches of welding mask face

 Welding gun is usually used in welding process.But sometimes the welding is dangerous.we need to wear auto-darkening welding helmet.Of course the welding mask is necessary too.But do you know how to clean scratches of welding mask face.

Welding mask is made of the observation window, filters, protective sheets and masks and other components.There are four types of hand-held face masks, headband masks, helmets masks and helmets front glasses mask. In the process, when oprel welding mask lens glass dirt, the correct approach is to use a paper towel or a clean cotton cloth dipped in appropriate amount of detergent to clean the frame until the stains remove the detergent, do not directly onto the mirror box Wipe, but can not use highly corrosive chemicals to wipe