The material angle valve is generally installed at the bottom of the container or reactor, which has high requirements for the stability, reliability and life of this type of valve. Its smooth streamlined valve output design, spherical single -seat valve core type, is easy to flow, is widely used in industries such as polymerization, chemical fiber, food, fermentation and other industries. choose. When selecting this model valve, we must carefully consider the influence of the physical properties, chemicals, temperature, pressure and other factors of the media on valves to ensure that the valve can work normally and avoid safety accidents. Different from the form of action can be divided into the upper -exit material angle valve and the lower exhibition material angle valve. According to different installation positions, it can be divided into three forms: 45 ° and 60 ° and 90 °.