Dual Rotary Disc valve (DRDV)
DUAL‘s Rotary Disc Valve is a unique rotating gate valve designed specifically for heavy abrasive and corrosive slurries. The patented design allows the valve to cycle in heavy slurries without sticking.
- No blocking or leakage.
- Disc can be replaced in situe.
- No sticking, (due to no guides).
- Long wear life, (due to rotating gate/disc).
- Self clearing gate action.
- Seals in both directions.
- Wedge for positive seal.
- Cut away to clean seating area.
- Fabricated valves can be repaired in line.
- Seal out of flow when in open position.
- Rising or non-rising spindle.
- Back Seat to repack gland packing under pressure.