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%

Norms & certificates