Blind plate is mainly used for the production of medium will be completely isolated, to prevent the cut off valve lax, affect production, and even cause an accident. From the appearance, generally divided into 8 word blind plate, plate, and the cushion ring ( inserting plate and the cushion ring are each blind pass ).

Blind plate should be set up in isolation ( cut) parts, such as equipment over the mouth, cut-off valve and or between two flanges. Recommended use 8 words blind plate; to suppress, blowing and other disposable parts can also use the flapper ( circular blind plate ).