Unitex Burgmann mechanical seals

Unitex

Features

  • Single cartridge seal
  • Elastomer bellows
  • Also Unbalanced
  • Independent of direction of rotation
  • Rotating spring
  • Bellows and also spring free from torsion
  • Metric and also inch sizes available

Advantages

  • Straightforward and also easy installation
  • Fits into any installation space due to smallest outer diameter
  • Important material certifications available
  • Also Universal application opportunities (standardization)
  • No modifications of the pump’s installation chamber necessary
  • Economical cartridge solution
  • Comes with flush connection acc. to API 682, Plan 11 for seal chamber cleaning and also cooling

Operating range

Shaft diameter:
dN = 25 … 75 mm (1″ … 2.625″)
Pressure: p1 = 12 bar (174 PSI)
Temperature:
t = -20 °C … 140 °C (-4 °F … 284 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)
Axial movement: ±0.5 mm

Unitex Materials

Seal face: Carbon graphite resin impregnated (B), also Silicon carbide (Q1)
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V), also EPDM (E)
Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)

Standards and approvals

  • FDA
  • KTW
  • WRAS
  • W270
  • NSF
  • ACS

 

Download catalog for more information:Unitex