Smooth                           

Smooth technology, which is OUEN pride. Our unique spool is in a tightly closed environment of advanced ceramic alloy and coated with a special lubricant coating, and ceramic surfaces designed to make your special storage tanks used for many years is also the leading smooth as ever. Therefore, to ensure the smooth technical life of the product remains comfortable with reliable performance, and does not require any maintenance, while the large spin angular mean operating temperature of hot and cold adjustment process smooth, gradual, precise.