HDPE, Stainless Steel Sluice Gates
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The family of HDPE sluice gates, overflow gates or stoplogs is available for virtually any required operating condition.
Advantages:
- A major advantage is the special EPDM sealing profile. Its geometry allows the sluice gate to operate at high pressure loads from either side. This profile enables virtually 0 percent leakage. However, as safety margin, we state a leakage of only 1 percent of the maximum allowed by the American AWWA C 501 standard for cast iron sluice gates. Meaning maximum 12 ml/min/ml sealing length.
- No wedging devices are required for sealing: the sluice gate does not need adjustments after installation.
- The sluice gate is delivered as a fully assembled standalone unit, requiring no on-site adjustments.
Actuation methods:
- Local or remote actuation (with extension)
- Manual actuation with operating column, bevel gearbox, handwheel or T-key
- Cylinder
- Rising or non-rising stem actuation
HDPE Advantages (High Density Polyethylene)
- Low specific weight, therefore fast and easy installation.
- High chemical resistance against salts, acids, alkalis, oils etc.
- High UV resistance.
- Good sliding properties.
- Long operating life: 50 years.
- Working temperature: -30 to +50° Celsius.
- Maintenance free.
- No additional coatings required to increase durability.
- High design and manufacturing flexibility: no expensive molds required / special items can be made easily.
RA-G Type Sluice Gate
RA sluice gate closed
RA sluice gate open
- Materials: HDPE with stainless steel AISI 316L.
- Applications: Shut-off valve for aggressive water, seawater, sewer networks, wastewater treatment plants and process lines etc.
- Standard pressure: 5 m water column, open/closed positions, sealing class: below 1 percent according to the allowable limit of American standard AWWA C 501 (1.24 l/min/m sealing length).
- Maximum dimensions: 2,000 mm square or round section.
- V-profile shutter element.

- Professional expertise
- Over 15 years of activity
- Know-how and innovation
- Tailored approach to each project according to specific criteria











