Description
Elastomer Mechanical seals E11R
Features
- Rubber bellows mechanical seal
- Unbalanced
- Single spring
- Independent of direction of rotation
- Stationary design
Advantages
Stationary mechanical seal in inch dimensions. Spread throughout the world, this type of mechanical seal has reached an unsurpassed quality level. The E11R features all carbon or high quality resin impregnated carbon, aluminum oxide 96 %, is stationary and the rubber bellows are glued on collar. Static air pressure test to 100 % production. Excellent solution for swimming pool pumps.
The Burgmann E11R is a seal , which can be categorized as rubber bellow seal . It is an alternative to the Qseals QFRB13 , AES B03 , Flowserve Pac-Seal 170 and 19others . it is suited for the Banjo 150P3 , Banjo 200P3 , Banjo 5 and 17 others.
Operating range
Shaft diameter: d1 = 1/2″, 5/8″, 3/4″
Pressure: p1* = 4 bar (58 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
Pressure: p1* = 4 bar (58 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
Materials
Seal face: Carbon graphite resin impregnated (B), Carbon graphite, full carbon (B3)
Seat: Aluminium oxide (V1),
Silicon carbide (Q1)
Elastomers: NBR (P), EPDM (E), FKM (V)
Metal parts: CrNi steel (F), CrNiMo steel (G)
Seat: Aluminium oxide (V1),
Silicon carbide (Q1)
Elastomers: NBR (P), EPDM (E), FKM (V)
Metal parts: CrNi steel (F), CrNiMo steel (G)
Recommended applications
- Pool and spa applications
- Household appliances
- Domestic and garden pumps
- Clean water pumps
- Swimming pool pumps
- Whirlpool pumps
| ITEM | DESCRIPTION |
| 1 | Seal face |
| 2 | Seat |
| 3 | Bellows |
| 3a | Gasket |
| 4 | Spring |
| 5 | Collar |
| 5a | L-ring |
| d1 | d1 | d3 | d4 | d7 | l3 | tol | l4 | l6 | l7 |
|---|---|---|---|---|---|---|---|---|---|
| “0.500 | 12.70 | 28.55 | 35 | 25.40 | 5.2 | 0.5+ | 8.00 | 6.00 | 10 |
| “0.625 | 15.88 | 36.45 | 41 | 31.75 | 6.8 | 0.5+ | 10.30 | 8.50 | 10 |
| “0.750 | 19.05 | 40.00 | 44 | 34.95 | 6.5 | 0.5+ | 10.30 | 8.00 | 11 |
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