procurement of m/s hosch make external primary and secondary scraper and its scraper blades for belt conveyor system procurement of m/s hosch make external primary and secondary scraper and its scraper blades for belt conveyor system , hosch type b6 sprung blade belt scraper fitted with z-240 tungsten carbide tip blade complete with deflector skirt, and necessary hardware for unidirectional belt for 650 mm belt width , tungsten carbide tip blade for hosch secondary b6 scraper type z-120 for 650 mm belt width , tungsten carbide tip blade for hosch secondary b6 scraper type z-240 for 650 mm belt width , hosch pu b9s v blades for primary scrapers , normal elastomount (type b complete with necessary hardware for 650mm b/w, hosch make) , carrier tube (for secondary scraper type b6 complete with necessary hardware for 650mm b/w, hosch make) , short version element (suitable for hosch secondary scraper type b6 for maximum operating temperature 70 deg. c complete with necessary hardware)