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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
Merkmale
- Single seal
- For plain shafts
- Unbalanced
- Super-sinus spring rotating
- Independent of direction of rotation
Vorteile
- Universal application opportunities
- Robust design
- Insensitive to low solid content
- Torque transmission by set screws
- Variants with shrink fitted face available
Einsatzbereich
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
Werkstoffe
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 und Freigaben
Various material approvals e.g. WRAS, UBA, ACS, NSF, FDA available (depending on type and material combinations). Please inquire!
- EN 12756
Empfohlene Anwendungen
- Water and wastewater technology
- Chemical industry
- Process industry
- Building services industry
- Low solid content media
- Centrifugal pumps
- Multistage pumps
- Cooling water pumps
Hinweis
Alternative seat rings can be supplied with short tail or long tail with slot for pin (to prevent seat rotation).
Produktvarianten
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
