
Multi Spring Dura Type Seals
Material
Seal Face:
Secondary Seals:
Metal Parts:
Ceramic, Silicon Carbide, Tungsten Carbide
Buna, Viton, EPDM, Aflas, Neoprene
SS 316, Alloy 20, Hastelloy C, SS 304
Operating Limits
Pressure:
Temperature:
Speed:
Sizes:
15 bars (Max)
(-)20°C to (+)180°C
13 m/s
20 mm to 150 mm
Product Description
The Multi Spring Dura Type Mechanical Seal is a widely favored solution for high-speed machinery, known for its adaptability across a broad spectrum of materials and temperature ranges. One of its standout features is the ease of replacement, offering a hassle-free and time-saving option for routine maintenance. Designed with long-term reliability in mind, these seals deliver consistent performance even in challenging industrial environments.
An important advantage is the reduced risk of shaft wear, thanks to optimized low spring loading, which helps minimize fretting. The conical geometry of the seal enhances its leak-prevention capabilities, ensuring greater sealing efficiency. Effective torque transmission is built into the design, supporting smooth operation across various applications.
These seals are commonly employed in essential equipment such as water pumps, submersible units, and sewage systems. Their ability to perform reliably in different working conditions, along with their strong and flexible design, makes the Multi Spring Dura Type Mechanical Seal a preferred option for high-speed, high-demand sealing tasks.
Applications
Sludge-laden or muddy liquids
Wastewater and sewage fluids
Mildly corrosive media containing solid particles
Underwater pumping systems
Features
Available in both balanced and unbalanced configurations
Single-stage operational design
Suitable for internal or external mounting
Functions regardless of shaft rotation direction