Aluminum fin stock is the specialized material used in manufacturing heat exchange fins for air conditioners. Libo has continually improved the quality of our fin stock products. Our foil is being used world-wide in the manufacture of state-of-the-art air conditioning equipment.Libo Aluminum operates three continuous casting production lines and a precision cold-rolling mill that accommodates widths of up to 1250 mm (49.2 inches). Product thickness ranges from 0.08 to 2.0 mm (.00315 - .0787 inches). We use Swiss-made quality assurance equipment to maintain our high standards. Our annual production capacity of aluminum strip and foil is 25,000 tons.