Item Description
1 Seal face housing
2 Stationary seat
3 Bellows
3a Gasket
4 Spring
5 Drive ring
5a Locking ring
5b L-ring
5c Collar

BT-ARP

Features

  • Rubber bellows mechanical seal
  • Independent of direction of rotation
  • Single spring, product-protected
  • Unbalanced

Advantages

BT-ARP mechanical seals are the ideal solution for media which contain solids or are highly viscous. The spring is product-protected, thus preventing sticking or clogging. Reliable for rugged operation in all kind of applications such as waste water treatment. The dimensions can be adapted and additional seats are available. The bellows provides protection across the entire seal length.

Operating range

Shaft diameter:
d1** = 20 … 40 mm (0.79" … 1.57")
Pressure: p1* = 6 bar (87 PSI)
Temperature:
t* = -20 °C … +90 °C (-4 °F … +194 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)

* Dependent on medium, size and materials
** Other diameters upon request

Materials

Seal face*: Silicon carbide (Q1, Q6),
Tungsten carbide (U)
Seat: Silicon carbide (Q1, Q6, Q7),
Tungsten carbide (U)
Elastomers:
NBR (P), FKM (V), HNBR (X4)
Metal parts:
CrNi steel 1.4301 (F), CrNiMo steel 1.4401 (G)

* Seal face available in solid or shrink fit/brazed version



Product variants

BT-ARPs

Special design - super protected
(upon request)

Item Description
1 Seal face
1a Shrink fitted seal face
2 Stationary seat
3 Bellows
3a Gasket
4 Spring
5 Drive ring
5a Locking ring
5b L-ring

Similar products

AX05

  • Unbalanced
  • Independent on direction of rotation

BT-A2

  • Rubber bellows mechanical seal
  • Unbalanced
  • Single spring
  • Independent of direction of rotation
  • Stationary design

BT-AR

  • Rubber bellows mechanical seal
  • Unbalanced
  • Single spring
  • Independent of direction of rotation
  • Short axial installation length
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