Material spiral: spring steel wire wall: electrically conductive polyurethane wall thickness between spirals approx. 1.7 - 2.1 mm, depending on DN Applications ● Danger zones, which require electrically ● Suction of coarse-grained media with ● Suction and transport hose for extremely ● Protective hose against greater mechanical | Properties ● extremely abrasion-resistant via specific ● high vacuum and apex pressure resistance ● good flexibility ● smooth inner lining, optimum flow ● highly durable, long service lives ● good chemical resistance ● generally good UV and ozone resistance ● oil/petroleum-proof ● gas-tight ● high tensile strength ● surface resistance ≤ 10 ●acc. to TRBS 2153 (Zone 0, 20) for non- flammable liquids/dusts for dissipation ofelectrostatic charges with grounding on both ends of the helix Temperature Range ● -40°C to +90°C ● peaks to +125°C |