89 Каталог HOFFMANN GROUP 2020 Промышленные средства индивидуальной защиты Стр.89

Каталог HOFFMANN GROUP 2020 Средства индивидуальной защиты Стр. 89 0089 Lab2u

SGD Hoffmann Group 51 Pictograms: Electrical insulation to DIN EN 50365 Condensation-free 0 Safety characteristics up to +150°C to DIN EN 397 Safety characteristics down to -30°C to DIN EN 397 Resistant to chemicals Polycarbonate visor Safety characteristics against Safety characteristics against metal splashes according to lateral deformation DIN EN 397 flit > fl (i 1 (ipc t Acetate screen according to DIN EN 397 Rotary catch Scratch-resistant Material types of industrial safety helmets: Thermoplastic for cold conditions: = Plastic granules or powders which are delivered at high temperatures into injection moulding machines HD-PE High-density polyethylene ABS ABS mixed polymers Resistant to ageing/resistant to UV Shape retention at high temperatures up to approx. +125 °C up to approx. +90 °C Tensile strength under cold conditions Chemical resistance yes, apart from resistance to oils and greases yes, apart from resistance to acids Specific weight g/cm3 0.96 1.05 Application areas Building trade; assembly; mechanical workshops; foodstuffs industry Recommended length of use, without obligation 4 years 4 years Thermoset for hot conditions: = Plastics of several components, which are pressed into a mould at high temperatures UP-GF Glass fibre-polyester synthetic resin PF-SF Textile-phenolic synthetic resin Resistant to ageing/resistant to UV ++ ++ Shape retention at high temperatures up to approx. +200 °C up to approx. +200 °C Tensile strength under cold conditions ++ ++ Chemical resistance yes yes Specific weight g/cm3 1.60 1.70 Application areas Metalworking industry; chemical industry; shipyards; power generation and gas supplier Recommended length of use, without obligation 8 years 8 years Welding - recommended protection levels to EN 379: Visual radiation hazardous to the eyes is generated during welding and cutting work. This can cause burns to the retina or damage to the cornea. For this reason it is essential to wear adequate protective equipment which provides the correct degree of protection level. MM Welding processes Current in Amperes A 1.5 6 10 15 30 40 60 70 100 125 150 175 200 225 250 300 350 400 450 500 600 MMAW (shielded electrodes) 8 9 10 11 12 13 14 MAG 8 9 10 11 12 13 14 TIG 8 9 10 11 12 13 MIG 9 10 11 12 13 14 MIG welding of non-ferrous metals 10 11 12 13 14 Electric arc compressed air welding 10 11 12 13 14 15 Plasma beam welding 9 10 11 12 13 Micro-plasma welding 4 5 1 6 7 8 9 10 11 12 1.5 6 10 15 30 40 60 70 100 125 150 175 200 225 250 300 350 400 450 500 600 This table recommends the best dark steps of the welding filter for various different welding processes. Depending on the application conditions, the next higher or lower step can be used. 1 / 1 / / 2 - Optical class - Class of light dispersal - Class of translucency fluctuations Performance range from 1 to 4, where 1 is the best value. 89