PTFE lined centric butterfly valve for corrosive fluids and high-purity applications. Designed and manufactured for over 20 years in Switzerland, Bianca is built for long-lasting use in highly demanding media and environments up to 16 bar.
The extremely versatile and reliable butterfly valve is available with a ductile iron body and a stainless steel body as wafer, lug or U-section body type. Thanks to the range of conductive disc and liner materials, it can also be used in explosive environments. High-purity, LABS-free and ATEX versions are available.
Liner materials:
PTFE, PTFE conductive, Ultraflon®, Ultraflon® conductive, UltraleneTM
Disc materials:
PFA, PFA conductive, Stainless steel, Hastelloy, Duplex, the full metal discs available mechanically polished Ra < 0.8, Stainless steel electro polished Ra < 0.4 / Fe < 1%
Technical Specifications
Market segments
•Water
•Water Treatment Plants
•Power Generation
•Chemical Processing
•Oil & Gas
•Marine
•Life Science
•Mining/Slurry
•Bulk Handling
•Air Separation
•Steel Industry
Body material
Metal
Body type
•Wafer
•Lug
•U-section
Connection end
•Flanged
Tightness
Bi-directional
Temperature range (+/–)
•-20 – +200 °C
Working pressure (max.)
2.5bar 6bar 10bar 16bar
Nominal diameter (DN)
•32 mm / 1¼″
•40 mm / 1½″
•50 mm / 2″
•65 mm / 2½″
•80 mm / 3″
•100 mm / 4″
•125 mm / 5″
•150 mm / 6″
•200 mm / 8″
•250 mm / 10″
•300 mm / 12″
•350 mm / 14″
•400 mm / 16″
•450 mm / 18″
•500 mm / 20″
•600 mm / 24″
•700 mm / 28″
•750 mm / 30″
•800 mm / 32″
•900 mm / 36″