How to identify real 3M 1860 respirators
- To smell. 3M mask does not have any odor, only with a faint scent of activated carbon for activated carbon masks, and rubber band are no taste .
2. To check the printing. 3M masks are printed by laser, print marks were 45 degrees beveled angle, while counterfeit is ink printing, often with ink is not! Uniform marks, with blank spots in the lettering and no 45-degree printing marks visible at all. This requires careful identification and is the most reliable method of identification.
3. To check the elastic band. Comfortable elastic headband has the good elasticity and ductility.