B4 die ring series C-B4
steel/NBR
Because of the new die-ring type a leakage-free connection is warranted, which bears up vibrations better. achieved by adaption of 2 additional soft-seal elements .An additional advantage of this die-ring is in compatibility of the normal die-ring.
B4-die ring is patented acc. to international industrial patent-number 864061 of 10/03/99.
Because of the new die-ring type the connection get`s 6 seal-appointments.
