• - Balanced.
• - Welded metal bellows.
• - Not dependent on the rotation direction.
(*) The temperature resistance depends on the material
of the secondary seals used.
The operating limits are defined by the PV factor which
is determined for the sealing system characteristics and
those of the application.
DESCRIPTION:
Single cartridge in which the rotating part has a metal
bellow. Adequate for applications with extremely vis-
cous, sticky, particle-laden fluids.