Hydraulic combined penetrating slurry knife gate valve

1. This valve is hydraulically actuated to achieve opening and closing.

2. This valve derives its name from mining applications. It features a three-piece construction, consisting of a cast valve body welded with two flanges, cemented carbide sealing surfaces and a stainless steel gate.

3. It boasts a reasonable structure, convenient operation, quick opening, reliable sealing, low maintenance cost, excellent wear and corrosion resistance, and long service life.

◆ Body Material: Ductile iron, carbon steel

◆ Rubber Material: Natural rubber (black rubber), LAD special rubber, EPDM, NBR, etc.

◆ Gate Material: 304, 316, 2205, etc.

◆ Operating Temperature: -30℃ ~ +90℃, maximum up to 150℃

◆ Nominal Pressure: 1–6.4 MPa

◆ Size Range: DN50 ~ DN1000 (extra‑large sizes can be customized separately)

◆ Flange Standards: GB, DIN, JIS, ANSI, GOST, etc.