HGH201 Burgmann mechanical seals

HGH201

Features

  • For plain shafts (HGH201)
  • Semi split single seal
  • Multiple springs rotating
  • Balanced
  • Independent of direction of rotation
  • Unsplit as original equipment (HGH200)
  • Cartridge available (based on HGH210)
  • Variant for stepped shafts available (HGH211)
  • Splitted seal parts:
    sliding faces and O-rings

Advantages

  • Economical: no complete dismantling of pump necessary
  • Reduction of down-times and installation times
  • Springs are protected from the product
  • Rugged seal design
  • Split seat can be used on both sides

Operating range

Shaft diameter:
d1 = 50 … 310 mm (2″ … 12.20″)
(larger diameters on request)
Seal Pressure: p1 = 25 bar (363 PSI)
Temperature: t1 = 150 °C (302 °F)
Sliding velocity: vg = 20 m/s (66 ft/s)
Axial movement: ±2.0 mm

HGH201 Materials

Seal face: Silicon carbide (Q1, Q2)
Seat: Silicon carbide (Q1, Q2), Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B)
Secondary seals:
FKM (V), EPDM (E), NBR (P)
Metal parts: CrNiMo steel (G)

 

Download catalog for more information:HGH201