... , including: copper, iron, zinc, bauxite, lead, gold, coal, nickel laterite, phosphate, and others. UHMWPE pipelines transport many types ... of materials: coal, copper, iron, and phosphate concentrates, limestone, lead, zinc, ... as pipelines for the transport of coal slurry, fly ash and fly ash water slurry.Dredging Industry – UHMWPE pipes ...