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With more than 60,000 units operating and WAM®¿s long-term experience in the concrete industry, and due to its simple design and great performance, VFF Discharge Butterfly Valve have become the number-one product of its kind worldwide. Even though the VFF has been specifically conceived for cement discharging, it can be used for other dry non-packing materials too. |
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Description |
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The VFF Silo Discharge Butterfly Valve is manufactured from a single-piece fabricated carbon steel body lined with WAM®¿s polymer composite SINT®. Due to the four corner slots the integrated upper square flange shown in the top left photograph can be adapted to different sizes of silo outlet flanges. The valve disc is manufactured from surface-treated carbon steel.
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Function |
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VFF Discharge Butterfly Valves are used in all types of building material processing plants wherever interception of gravity-fed dry materials is required. They are fitted beneath hoppers, bins, or silos. Due to their special design and to the engineering materials used, they have been for many years a particularly economic and efficient solution. |
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Performance & Technical Features - Benefits |
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- Carbon steel body
- Carbon steel disc
- SINT® engineering polymer lining adaptable to valve disc
- Small number of components
- Excellent sealing properties due to special geometry of the seal
- Abrasion-resistant
- Easy to fit
- Ex-stock delivery
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Options & Accessories |
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- Square top flange, round bottom flange
- Identical round top and bottom flange
- Twisting bottom flange
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Technical Catalogue |
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Brochure |
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