Rhinoflex Pinch Valve (30/07/2009)... Sands, kaolin, clays, tar sands etcCopper tailings, gold slime, taconite slurry, phosphate slurryCoal and water slurry,Paper, tile, pigments, paint, ink, glue and chemicalsPneumatic conveying of cement, dust, dry-lime, Food like sauces, ...