Widely used in metallurgy  mining  building materials  food  manual spiral gate diameter and un-loader feed port matching; there are two kinds of square and round.

The advantage of this valve is that there is no groove in the valve body  and the medium does not block and block  and it has full-diameter flow characteristics  which is suitable for use in the pipeline of powder and granular media.

The plug door seal structure can be divided into soft seal and hard seal structure. With features such as good workmanship and compact structure  the sealed valve seat is designed as a movable structure and has the functions of anti-wear and automatic compensation  and thus has a longer life. During the closing and opening process of the inserting plate door  the valve seat and the gate plate are always in close contact with each other  so that the valve opening and closing force is stable and has the characteristics of cutting off the medium.

Configure the hand wheel to operate the hand wheel directly to open and close the valve.