BT-C5E

Features

  • Single pusher-type seal
  • Multiple springs
  • Independent of direction of rotation
  • External mounting
  • For high viscosity media

Advantages

The BT-C5E is designed for external mounting and is characterized by a short installation length. The advantage of a seal mounted on the outside is that all metal parts, including springs, are not in contact with the media. Torque transmission via robust axial notches on the metal collar. The collar is fixed on the shaft with set screws.

Typical applications are volumetric lobe pumps for food, cosmetics and pharmaceuticals and for sticky and highly viscous media (e.g. paste, paints).

Operating range

Shaft diameter:
d1 = 20 … 80 mm (0.79" … 3.15")
Pressure: p1* = 12 bar (174 PSI)
Temperature:
t* = -35 °C … +180 °C (-31 °F … +356 °F)
Sliding velocity: vg = 15 m/s (49 ft/s)

* Dependent on medium, size and material

Materials

Seal face:
Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), PTFE reinforced (Y1)
Seat:
Aluminium oxide (V), Silicon carbide (Q1), CrNiMo steel (G), Tungsten carbide (U)
Elastomers:
NBR (P), EPDM (E), FKM (V), FFKM (K)
Metal parts: CrNiMo steel 1.4401 (G)

Standards and approvals

  • KTW
  • W270
  • ACS
  • WRAS
  • NSF
  • FDA
  • DM 174/04

Similar products

BT-C5

  • Single seal
  • For plain shafts
  • Unbalanced
  • Multiple springs, rotating
  • Independent of direction of rotation

BT-C7

  • Single pusher-type seal
  • Unbalanced
  • Super-sinus spring
  • Independent of direction of rotation
  • Short length, according EN 12756 (L1KU).

BT-C8

  • Single seal
  • For plain shafts
  • Unbalanced
  • Super-sinus spring rotating
  • Independent of direction of rotation
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