Ball valve, SPB or TPE – what does this mean? Is it the material of the sealing ring?

When discussing ball valves, SPB and TPE generally refer to the materials used for the seals inside the ball valve. SPB may be a brand name or a specific type of sealing material, but it is not a common abbreviation in industrial valve standards. If it is a specific product or brand name, it may refer to the sealing material specified by that brand. Further consultation of the detailed information on the relevant products is required to determine the exact meaning. TPE stands for Thermoplastic Elastomer, a plastic material with rubber-like properties; it exhibits rubber-like elasticity at room temperature and can be melted and processed at high temperatures. TPE is widely used in manufacturing various seals and gaskets due to its good chemical resistance and flexibility, making it suitable for applications that require sealing. "\"Floating ball\" indicates that the ball valve is of floating ball design, meaning that the ball can move slightly towards the valve seat under the pressure of the medium in order to achieve sealing. This is a common ball valve design, suitable for applications with low to medium pressures. "“Flanged” means that the ball valve uses a flange connection method; in other words, the connection end of the valve is equipped with a flange, which is used to connect to the piping system by tightening bolts. In short, SPB or TPE here may refer to the sealing ring material in ball valves, with TPE being a well-known thermoplastic elastomer material. As for what specific material the SPB represents, it may be necessary to consult the detailed information provided by the ball valve manufacturer. .