Hand protection catalogue

4 www.technoavia.com Personal Protective Equipment Selection of optimal gloves material Efficiency level 1 2 3 4 5 A. Wear resistance (cycles) 100 500 2000 8000 — B. Cut resistance (index) 1,2 2,5 5,0 10,0 20,0 C. Tear resistance (Н) 10 25 50 75 — D. Puncture resistance (Н) 20 60 100 150 — Efficiency levels 0 1 2 3 4 5 6 Minutes <10 10 30 60 120 240 > 480 European standards for protective gloves EN420 General requirements This pictogram means that the user shall learn the operating instruction. EN388 Protection from mechanical impact Efficiency level 1 2 3 4 A. Behavior when burning (duration of residual burning and smoldering) < 20 s No require- ments < 10 s <120 s < 3 s < 25 s < 2 s < 5 s B. Contact heat (contact temperature and time to threshold) 100°C > 15 s 250°C > 15 s 350°C > 15 s 500°C > 15 s C. Convection heat (heat transfer coeffi- cient) > 4 s > 7 s > 10 s > 18 s D. Radiant heat (heat transfer coefficient) > 7 s > 20 с > 50 s > 95 s E. Small drops of molten metal (number of drops) > 10 > 15 > 25 > 35 F. Large amounts of molten metal (weight) 30 g 60 g 120 g 200 g ABCDEF EN407 Protection from increased temperatures EN374 Protection from ingress of chemicals XYZ Efficiency level 0 1 2 3 4 A. Convection coldness. Resultant thermal insulation (ITR), sq.m × °C/W I < 0,10 0,10 < I < 0,15 0,15 < I < 0,22 0,22 < I < 0,30 0,30 < I B. Contact coldness. Thermal insulation R, sq.m × °C/W R < 0,025 0,025 < R < 0,050 0,050 < R < 0,100 0,100 < R < 0,150 0,150 < R C. Water ingress testing Not suitable Suitable — — — ABC EN511 Protection from lower temperatures Tear: level as per EN ≥ 1 Rubbing: level as per EN ≥ 1 Tear: level as per EN ≥ 1 Rubbing: level as per EN ≥ 1 Recommended for protection Operating time before ingress > 30 min for, at least, three chemicals from this list: (XYZ rep- resent code letters for three of these chemicals, time of protective action from ingress of which for this glove exceeded 30 min) This pictogram may be used for gloves, which do not satisfy the above requirement (Chemi- cal resistance to selected chemicals). A Methanol B Acetone C Acetonitrile D Dichloromethane E Carbon sulfide F Toluene G Diethylamine H Tetrahydrofura I Ethyl acetate J n-heptane K Sodium hydroxide 40% L Sulfuric acid 96% Nitrile Neoprene Natural rubber Butyl Organic acids Inorganic acids Alkalis Oils, fats, greases Solvents Coloring agents Not recommended for protection Description of the pictograms (types of hazard) Mechanic Radioactive contamination Impact-related cut Static electricity Micro- organisms Chemical Suitable for contact with food products Chemical erif dna taeH ssendloC Personal Protective Eq ip t s ti E Hand prote ors M Nitric acid 65% N ABCDEF Acetic acid 99% O Ammonium hydroxide 25% P Hydrogen peroxide 30% S Hydrofluoric acid 40% T Formaldehyde 37% Efficiency level a b c d e f E. Cut resistance according to EN standard (H) 2 5 10 15 22 30 F. Impact protection P- Passed, X - Not Tested Touchscreen compatible for operation of digital equipment.