DGS Mechanical seals for pumps

$0.00

SEAL FACE Silicon carbide with DLC coating, Carbon graphite
SEAT Silicon carbide with DLC coating
SECONDARY SEALS FKM
METAL PARTS 1.4006 or other stainless steels
OTHER MATERIALS ON REQUEST Available also with EagleBurgmann DiamondFace technology
Category:
Description

Description

Features

  • Gas-lubricated
  • Uni-directional or bi-directional
  • Ready-to-fit cartridge unit Single, double, tandem and tandem with intermediate labyrinth available
  • Separation seals as labyrinths, carbon rings or Coba Seal are optionally available

Advantages

  • Wear-free and contact-free operation
  • Self-cleaning 3D gas grooves
  • High gas film stiffness
  • Secure cupped retainer for seat Available in various materials for optimized chemical resistance
  • Proven, reliable and economical solution

Operating range
Shaft diameter:
ds1 = 29 … 410 mm (1.14″ … 16.14″)
Pressure:
p = 0 … 160 bar (2,320 PSI)
Design temperature:
t = -46 °C … +230 °C
(-51 °F … +446 °F)
Sliding velocity:
vg = up to 227 m/s (744 ft/s)

Standards and approvals

  • NACE
  • API617

Recommended applications

  • Oil and gas industry
  • Refining technology
  • Petrochemical industry
  • Hydrocarbon gas
  • Ammonia
  • Nitrogen
  • Air
  • Centrifugal compressors
  • Turbo expanders
  • Blowers
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