MARMOTECH® Suction and delivery hose suitable for abrasive materials like coal dust, sand, stone chips in dredging operations. Can be assembled with reusable aluminum coupling system. DESCRIPTION Tube * NR/SBR, black, conductive, abrasion resistant CORRUGATED, BLACK, CONDUCTIVE, ABRASION RESISTANT Reinforcement synthetic plies, steel wire helix, on request a/s wires to discharge static STEEL WIRE HELIX SYNTHETIC PLIES BLACK, CONDUCTIVE, ABRASION RESISTANT NR/SBR Cover corrugated, black, conductive, cloth finish. Abrasion, ageing, ozone and oil resistant TECHNICAL CHARACTERISTICS Marking TUDERTECHNICA MARMOTECH® Temperature range : -40°C / +70°C ( -40°F / +158°F ) Norm : ISO 1307 for dimensional tolerances Inside diameter Outside diameter Working pressure Burst pressure Appr. weight Bending radius Data refer to ambient temperature (20°C). Other diameters and pressure only on specific request. * On request available white NBR tube, black EPDM tube and white food grade compounds tube. TUBIGOMMA DEREGIBUS S.R.L. - Società Unipersonale - Via E. Mattei n° 1 - 35030 Saccolongo (PD) Italia - Tel. +39 / 049 8016155 - Fax. +39 / 049-8015834 - tudertechnica.com