Control medium: compressed air Applicable temperature: 100 Acid and alkali resistance: 15% concentration; Structural type: floating straight-through type; Minimum closing pressure: 0.2Mpa; Maximum control pressure: 0.6Mpa; Flange pressure: PN10, PN16; Normal working pressure difference: 0.2 0.3Mpa; Applicable media: fibrous liquid, petroleum, pulp, cement, powder, slurry, sewage sludge; even if it is mixed with solid