... Film width: 535mm, 520mm, 480mm, 310mm 1.Finned radiator: Goose-neck type, PC, PG-type Film width: ... , 310mm Center distance: 500-4000mm of any size radiator Film distance: 40mm or 45mm Surface treatment: red ... hot Zinc-galvanized, spray Film thickness :80um—240um2. Radiator features: lower consumption of fuel, materials,good sealing strength ... as big as the crescent, nitrogen pressure-retaining test.