Condenser cleaning rubber ball 1.Diameter¡êo6 mm--175 mm 2.Water temoerature¡êoapply to max to 140 ¡æ a¡ 3.Suitable for copper pipe¡¡éstainless steel pipe¡¡étitanium tube 4.Hardness:soft, medium, hard, Other according to yourrequirement 5.Type: polishing ball¡¡ésponge ball¡¡écorundum ball¡¡ésilicone ball¡¡écorundum coated ball