14/06/2024
VFS Butterfly valves consist of two die-cast aluminum bodies, a disc, and a rubber seal.
V1FS with a top fl**ge and a beaded bottom section suitable for fixing the flexible sleeve
V2FS with identical top and bottom fl**ge
https://concreteplantspareparts.com/products/vfs-valves/cement-silos-powder-butterfly-valve/
http://wa.me/8613592434527