Valve type and principle-Ball valve

Working principle: relying on the rotary valve to make the valve unblocked or blocked.The ball valve is small in size and reliable in sealing. It can be made into a large diameter, simple in structure and convenient in maintenance. The sealing surface and the spherical surface are often closed, and it is not easily eroded by the medium. It is widely used in various industries.

Classification：One is a floating ball, and the other is a fixed ball.