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Akman Cartridge Mechanical Seal MA290 for Centrifugal Pumps/Eccentric Screw Pumps/Process Pumps

Price $550.00
Min Order 1 Piece
Availability In Stock
Shipping From Jiangsu, China
Popularity 411 people viewed
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Model NO.:
AKM-MA290
Structure:
Double-End
Pressure:
High Pressure Mechanical Seals
Speed:
High-Speed Mechanical Seal
Temperature:
High Temperature Mechanical Seal
Standard:
Standard
Balance:
Balanced
Trademark:
Akman
Transport Package:
Carton
Origin:
China
HS Code:
8484200090
Product Description
Features
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
  • Springs and pin located on the atmospheric side

Advantages

  • Extremely short length design -
    the total length including the seal cover is less than 50 mm
  • Easy installing on the pumps without modifying the stuffing box
  • Excellent followability due to no influence from run-out, squareness or vibration of the shaft
  • Mounted outside the stuffing box for providing excellent air cooling performance
  • Un-wetted springs and knock pins for protecting from lockout by liquid

Operating range

MA290:
Pressure: p = … 20 bar (290 PSI)
Temperature:
t = -20 °C …160 °C (-4 °F ... 320 °F) (oil),
0 °C ... 60 °C (32 °F ... 140 °F) (water)
Sliding velocity:
vg = max. 20 m/s (66 ft/s)
Viscosity: 0.5 Pa·s
Solids content: 0.3 %

MA291:
Pressure: p = … 16 bar (232 PSI)
Temperature:
t = -20 °C …160 °C (-4 °F ... 320 °F) (oil),
0 °C ... 60 °C (32 °F ... 140 °F) (water)
Sliding velocity: vg = max. 20 m/s (66 ft/s)
Viscosity: 3 Pa·s
Solids content: 10 %

Materials

Seal face (MA290): High density carbon graphite
Seal face (MA291): Silicon carbide (Q1)
Seat (MA290/291): Silicon carbide (Q1)
Metal parts: CrNiMo steel (G)
Secondary seals: FKM (V)

Recommended applications

  • Petrochemical industry
  • Chemical industry
  • Pharmaceutical industry
  • Pulp and paper industry
  • Water and waste water technology
  • Food and beverage industry
  • Universally applicable
  • Centrifugal pumps
  • Eccentric screw pumps
  • Process pumps
 
ITEMDESCRIPTION
1Seal face
2, 5, 7O-Ring
3Spring
4Seat
6Drive collar
8Set screw
9Seal cover
10Gasket
11Assembly fixture
12HSH cap screw



Dimensional Data:
dd1 min.d1 max.d2d3l1l2l3l4
2030515810442186012
2535515810442186012
3040566310842186512
3545667311842167514
4050667311842167514
4555717812842168014
5060818813844169014
5565818813844169014
607096103164461410518
657596103164461410518
7080102109178461411118
7585114121193491412318
8090114121193491412318
8595124131208491313320
90100124131208491313320
95105134141218491314320
100110134141218491314320




Products:
 







Riscky Li
Mob: +86-17312558289
Website: http://akman2006.en.made-in-china.com

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