The balls can be solid or hollow. The two most important characteristics of the valve balls are the roundness and the surface finish. The roundness must be controlled especially in the critical sealing area. We are able to manufacture valve balls with extremely high roundness and high surface finish tolerances. Production Range: Types: Floating Balls, Trunnion Balls, Soft Sealed Balls, Metal Sealed Balls, Solid Balls, Hollow Balls, Non-Standard balls, etc. Size Range: 1/2" to 64" ( DN 15 mm to 1600 mm ) Applications: Our valve balls are used in various ball valves which are used in the fields of petroleum, natural gas, water treatment, medicine and chemical industry, heating, etc. Major Markets: Russia, South Korea, UK, Poland, Denmark, Germany, Finland, Czech Republic, Spain, Italy, Israel, etc.