... ,CF8C,317LSpecial Alloy CE aproved 150lb ceramic knife gate valve Apply to such as ash, mud slag, ... system for coal preparation plantPneumatic 150lb ceramic knife gate valve features:1, seal by structural ceramics, can ... :1, It can be used as bleeder/inlet valve in dry ash system in thermal power plant ... slag water inmine or chemical industry.2, The inlet and outlet mouth is in full circulation without ...