The Collahuasi mine, the fourth largest copper mine in the world is situated in Northern Chile. 17 km of 72" (1829 mm) wide ST 6300 conveyor belts were used, conveying highly abrassive copper ore at a rate of 200,000 tons per day over a distance of 8.5 km.
The Overland Conveyor Sytem was designed by Krupp Canada , with belting supplied by Pheonix AG, Germany and conveyor belt vulcanizer supplied by Shaw-Almex Industries, Canada.
The Almex Sectional Vulcanizer model LHK4D 13278R chosen to ensure the best splices possible is comprised of 4 platen sets covering a platen area of 132" x 78" (3353 mm x 1980 mm) with a splice length of 118"(3000 mm) . Operating pressure 200 psi (14 kg/cm2).