20-High Mill for Rolling of Copper and Copper Alloy Strip at MINCHALI, Taiwan Special Features: Automatic coil loading and unloading Automatic threading of strip head and strip tail Sundwig impact jet cooling system for o......20-High Mill for Rolling of Copper and Copper Alloy Strip at MINCHALI, Taiwan Special Features: Automatic coil loading and unloading Automatic threading of strip head and strip tail Sundwig impact jet cooling system for optimum use of the installed drive power and designed to avoid heat streaks on the strip Proven hose oil wiper system for rolling speeds of up to 1,000 m/min for thinnest strip Sundwig flatness control system Sundwig thickness control system Efficient roll change system Automatic strip guiding control for the strip head and strip tail SUNDWIG supplied a 20-high mill of the proven SUNDWIG four column (SFC) design to Minchali. This design has been successful for 40 years,due to its reliability, extreme precision and product quality obtained even at high rolling speeds. With this supply, SUNDWIG is setting new standards for the 20-high mills in four column design.