
DEMS 580B Replace John Crane Type 1A(European Standard).
Operating Limits
Pressure: ≤2.8MPa
Speed: ≤13 m/s
Temperature: -30˚C~+200˚C
Rotary Ring(Carbon/SiC/TC)
Stationary Ring(Ceramic/SiC/TC/SUS304)
Secondary Ring(NBR/EPDM/VITON)
Spring & Other Parts(SUS304/SUS316)