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Facesheilds
A face shield is a device used to protect wearer's entire face (or part of it) from impact hazard such as flying objects and road debris, chemical splashes (in industry), or potentially infectious fluid (in medical).
Standard:
ANSI (American Standard)
CE (European Standard)
CSA(Canadian Standard)
Protection against high-speed particles:(from high temp. 55℃ to low temp.-5℃)
These are for protection against high-speed particles, and must withstand the impact of a 6 mm nominal diameter steel ball, striking the oculars and the lateral protection at the speed stated.
Mark A: 190 m/s.
Mark B: 120 m/s.
Mark F: 45 m/s.
Material:
Polycarbonate
Provide excellent impact resistance, optical quality, heat resistance and normal chemical resistance.
Cellulose acetate (CA)
Provide normal impact resistance, optical quality, heat resistance and good chemical resistance.
