Mechanical seal H-brinker
HBM481C
Operating range Mechanical seal HBM481C
Shaft diameter: d1 = 40 … 125 mm (1.57″ …. 4.92″)
Pressure:
p1 = vacuum … 10 bar (145 PSI),
p3 = max. 12 bar (174 PSI)
Temperature: t1 = -40 °C … +200 °C (-40 °F … +392 °F)
Sliding velocity: vg = 0 … 3 m/s (0 … 16 ft/s)
Table of Mechanical seal descriptions HBM481C
| Item | Description |
| 1 | Seal face, atmosphere side |
| 2 | Seal face, product side |
| 6, 7, 13, 15 | O-Ring |
| 11 | Seat, product side |
| 12 | Seat, atmosphere side |
Features Seal HBM481C
- Liquid-lubricated double seal for top-entry drives
- Cartridge unit
- Self-closing on the product side
- For stepped and unstepped shafts
- Unbalanced
- Independent of direction of rotation
- Multiple springs rotating
Advantages mechanical seal HBM481C
- Ready-to-fit and factory-tested units
- The HBM481C and its variants will remain closed even during
pressure variations or pressure reversal. - Operation is possible with buffer fluid (p1max = 6 bar (87 PSI)) or pressurized with barrier fluid as double seal
- Available with or without bearing
- Metal-free on product side as option
- Suitable for standardizations
- Seal can be applied at higher pressure and rotating speed than specified by DIN
Materials Seal HBM481C
- Seal faces: Carbon graphite or Silicon carbide, FDA conform
- Seats: Silicon carbide, FDA conform
- Secondary seals and metallic parts acc. to application and customers’ requirement
Recommended applications seal HBM481C
- Refining technology
- Petrochemical industry
- Chemical industry
- Pharmaceutical industry
- Food and beverage industry
- Agitators
- Reactors
Dimension Table Seal HBM481C
| d1 1) | d 1) | n x d2 | d4 | d0 | k | L1 | L2 | Lw 2) | l1 | l2 | l3 | a | M1 | M2 | A,B | C | G |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40 | 175 | 4×18 | 110 | 90 | 145 | 60.5 | 93.5 | 143 | 18.5 | 32.5 | 22.5 | 105 | M8 | M16 | G3/8 | G1/8 | M6 |
| 50 | 240 | 8×18 | 176 | 159 | 210 | 63 | 101.5 | 148 | 17.5 | 26 | 22 | 143 | M8 | M16 | G3/8 | G1/8 | M8X1 |
| 60 | 240 | 8×18 | 176 | 159 | 210 | 63 | 101.5 | 158 | 17.5 | 27 | 25 | 143 | M8 | M16 | G3/8 | G1/8 | M8X1 |
| 80 | 275 | 8×22 | 204 | 155 | 240 | 68.5 | 109.5 | 168 | 22.5 | 42 | 28.5 | 161 | M8 | M20 | G1/2 | G1/8 | M8X1 |
| 100 | 305 | 8×22 | 234 | 190 | 270 | 73.5 | 119 | 178 | 20 | 32 | 30.5 | 195 | M10 | M20 | G1/2 | G1/8 | M8X1 |
| 125 | 330 | 8×22 | 260 | 215 | 295 | 80.5 | 134 | 203 | 22.5 | 39 | 38 | 231 | M10 | M20 | G1/2 | G1/8 | M8X1 |