Aluminium Radiator Certification: ISO,CE, beautiful appearance, ... 2.Radiation plus convection heat sinks , large aluminium wing surface, cooling effect energy efficient3.Each fin ... temperature. High safety.5.Thermal bid is reasonable, aluminium molding, rich design.6.Spraying plastic and coating, ... foreign exchange rate, material cost.3. Material: aluminium with strong anti-friction and anti- erosion.4. ...