The stem-mounted, non-spherical ball design of top entry ball valves offers all the performance of the plastic liner with the benefits of the unique cam action. With special coatings and optional PVDF coatings, the top entry ball valves is ideal for highly corrosive applications found in chemical processing industries.
Features of top entry ball valves:
– Cam design: offers tight shutoff, reliable stem packing, low torque, reduced seat plastodeformation and longer seal life.
– Trunnion support: prevents excessive loads on seating.
– Top entry: facilitates in-line maintenance and reduces the effect of pipeline stress.
– Tefzel™ coating: unsurpassed mechanical hardness and high resistance to chemical aggressions.
Available in various configurations, in sizes from 20 mm to 150 mm (3/4″ to 6″).