BT-C7

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BT-C7

BT-C7
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Item Description
1.1 Seal face
2.1 Stationary seat
1.2, 2.2 O-Ring
1.3 Spring
1.4 Driver
1.5 Set screw

BT-C7

Features

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

Advantages

  • Universal application opportunities
  • Robust design
  • Insensitive to low solid content
  • Torque transmission by set screws
  • Variants with shrink fitted face available

Operating range

Shaft diameter:
d1 = 16 … 100 mm (0.63" … 3.94")
Pressure: p1* = 12 bar (16 bar) (174 PSI)
Temperature:
t* = -20 °C … +140 °C (-4 °F … +284 °F)
Sliding velocity: vg = 20 m/s (66 ft/s)

* Dependent on medium, size and material

Materials

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

Standards and approvals

Various material approvals e.g. WRAS, UBA, ACS, NSF, FDA available (depending on type and material combinations). Please inquire!
  • EN 12756

Notes

Alternative seat rings can be supplied with short tail or long tail with slot for pin (to prevent seat rotation).


Product variants

BT-C74

Items and designations are the same as for BT-C7, but with a shrink-fitted seal face into the seal face carrier.
Seal face: Tungsten carbide (U), Silicon carbide (Q1)

Item Description
1.1 Seal face housing
2.1 Stationary seat
1.2, 2.2 O-ring
1.3 Spring
1.4 Driver/td>
1.5 Set screw

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