This face mask is fitted for safety helmets and working caps. It is widely used in cutting, grinding, building, and mechanical industry. The raw material with ultraviolet absorbent is imported from Germany. The impact strength of the PC sheet is 250-300 times as strong as ordinary glass and 2 times of toughened glass.
Thickness: 1mm or 1.5mm
Light transmission: 88%
Fire retardant: Grade B1
Temperature resistance: -40o C- 120o C