LP-S

Features mechanical seal lp-s

Integrated seal for Sulzer A pumps
Single + Plan 11 flush
Semi cartridge unit
Balanced
Independent of direction of rotation
Static springs
No dynamic O-Ring on shaft
Rugged design
Shrink-fitted seal faces
Seal faces have a large clearance to the shaft
Wear part cost minimized

Advantages mechanical seal lp-s

Individually integrated to equipment for best sealing result
Straightforward and easy installation
Static springs reduces influence of misalignment
No damage of the shaft by dynamically loaded O-Ring
Extended service life due to rugged design
No brittle parts in contact with torque transmission pins
Seal faces
protected by strong steel parts and a large radial clearance
The double, quench and single seals have the same wear parts on product side
Reduces stock holding costs

Operating range mechanical seal lp-s

Temperature:
t = -20 °C … +140 °C (-4 °F … +284 °F)
Pressure: p1 … 25 bar (363 PSI)
Sliding velocity: vg … 20 m/s (66 ft/s)
Stock content: … 4 %

Materials mechanical seal lp-s

Seal face: Silicon carbide (Q12), Carbon (A)
Secondary seals:
FKM (V), EPDM (E), FFKM (K)
Metal parts: CrNiMo steel (G),
Grade 5A (4T), SMO 654 (4U)

Item	Description
1, 5	Seal face
2, 12, 22, 23, 24	O-Ring
3	Spring
13	Sleeve
16	Housing
18	Pin
37	Locking fixture

Recommended applications seal LP-S

Pulp and paper industry
Chemical industry
All clean none abrasive media
Sulzer Ahlstar APP and APT centrifugal pumps

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