Mechanical Seal Manufacturer
Home > Products > Metal Bellows Seals > SS-MFL65: Burgmann MFL65 replacement

SS-MFL65: Burgmann MFL65 replacement

Description:
SS-MFL65: Perfect replacement of Burgmann MFL65 mechanical seal

Share this site:

  • Product Detail
  • Make an inquiry
Features
Equivalent to Burgmann MFL65
Stationary bellows
Single Seal
Balanced
Independent of direction of rotation

Operating range
Shaft diameter: d1 = 16 ... 100 mm (0.63" ... 4"), (>100 mm on request)
Externally pressurized: p1 = 25 bar (363 PSI), (higher pressure possible, please inquire)
Internally pressurized:p1 p1 p1 Stationary seat lock necessary.
Temperature: t = -20 °C ... 400 °C (-4 °F ... +752 °F)
Sliding velocity: vg = 50 m/s (165 ft/s)

Materials
Bellows: Inconel® 718 (M6), Hastelloy® C-276 (M5)
Seal face: Carbon graphite antimony impregnated (A), Silicon carbide (Q12)
Seat: Silicon carbide (Q1), Special cast CrMo steel (S)
Metal parts: Duplex (G1), Carpenter® 42 (T4), Hastelloy® C-4 (M)

SSMFL69
Shaft diameter: d1 = 16 ... 100 mm (0.64" ... 4"), (>100 mm on request)
Internally pressurized: p1 = 16 bar (232 PSI),(higher pressure possible, please inquire)
Externally pressurized: p1 = 10 bar (145 PSI), stationary seat lock necessary. Temperature: t = -20 °C ... +400 °C (-4 °F ... +752 °F) Sliding velocity: vg = 50 m/s (165 ft/s)


SS-MFL65 dimentions(mm)
d d1 d2 d3 d4 d5 d6 l n*Mx t
19 16–19 20.5 29 30.3 25.3 45.0 33.5 4xM4 6
24 20–24 25.5 35 38.8 33.8 49.0 33.5 4xM4 6
30 25–30 31.5 40 43.6 38.6 55.0 34.5 6xM4 6
35 31–35 36.0 45 45.8 40.8 59.0 33.0 6xM4 6
40 36–40 41.0 50 51.5 46.5 65.0 30.5 6xM4 6
45 41–45 46.0 55 55.2 50.2 69.0 35.5 6xM4 6
51 46–51 52.0 63 64.7 59.7 76.5 40.5 6xM5 7
60 52–60 61.0 70 70.6 65.6 84.0 32.0 6xM5 7
70 61–70 71.0 80 82.8 76.8 95.0 38.0 6xM5 7
82 71–82 83.5 95 98.0 92.0 112.0 41.0 6xM6 7
88 83–88 89.5 100 107.7 101.7 120.0 47.0 6xM6 7
100 89–100 101.0 112 112.7 106.7 130.0 47.0 6xM6 7