Cartridge Mechanical Seal

Price 10000.0 INR/ Piece

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MOQ : 1 Piece

Cartridge Mechanical Seal Specification

Theory
Balanced mechanical cartridge seal

Hardness
Up to 85 HRC

Application
Pumps, Mixers, Agitators and Blenders

Style
Single Cartridge Seal

Material
Stainless Steel / Carbon / Ceramic / Silicon Carbide / TC

Temperature
-20C to +200C

Pressure
Up to 20 bar

Speed
Up to 25 m/s

Function
Sealing of rotating equipment to prevent leakage

Size
25 mm to 100 mm (shaft diameter)

Structure
Multi-spring, Cartridge, O-ring or bellow design

Stationary Ring Material
Ceramic, TC

Corrosion Resistance
Excellent, suitable for various chemicals

Shaft Diameter Range
25 mm to 100 mm

Mounting Type
Cartridge Mounted

Leakage Rate
0.1 ml/hr

Compliance Standard
API 682, DIN, ISO

Direction of Rotation
Bi-directional

Seal Faces
Carbon vs. Ceramic / Silicon Carbide / TC

Rotary Ring Material
Stainless Steel, Carbon, SIC

Elastomer Screws
316 Stainless Steel

Spring Material
SS316 or Hastelloy-C

Secondary Seals
Viton, NBR, EPDM, PTFE

Cartridge Mechanical Seal Trade Information

Minimum Order Quantity
1 Piece

Main Export Market(s)
Asia, Australia, North America, South America, Eastern Europe, Western Europe, Middle East, Africa, Central America

Main Domestic Market
All India

About Cartridge Mechanical Seal

Double Cartridge seal are special purpose multi spring Balanced Mechanical Seal designed for abrasive and corrosive media. Independent of direction of rotation. Easy installation because of Cartridge construction. Rugged design improves operating life.

Exceptional Compatibility and Reliability

This mechanical seal is engineered for versatility, covering a wide shaft diameter range from 25 mm to 100 mm, making it suitable for multiple applications. Its construction from high-grade materials such as Stainless Steel, Carbon, Ceramic, Silicon Carbide, and TC guarantees long-term reliability with minimal leakage, less than or equal to 0.1 ml/hr.

Advanced Sealing Performance for Harsh Environments

With features like multi-spring technology and bi-directional operation, this cartridge seal provides consistent sealing performance in pumps, mixers, blenders, and agitators. The design supports high pressure and speed, offers excellent corrosion resistance, and is suitable for a wide temperature span, ensuring durability in demanding chemical and industrial environments.

FAQ's of Cartridge Mechanical Seal:

Q: How is a cartridge mechanical seal installed and used in rotating equipment?

A: Cartridge mechanical seals are pre-assembled units designed for straightforward installation onto the shaft of pumps, mixers, blenders, or agitators. The cartridge design simplifies the mounting process, reduces installation errors, and ensures reliable performance by maintaining correct spring tension and alignment.

Q: What are the benefits of using bi-directional and balanced cartridge mechanical seals?

A: Bi-directional and balanced designs enable the seal to perform efficiently regardless of the shaft's rotation direction, while balanced construction reduces seal face loading at high pressures, minimizing wear, extending service life, and supporting more demanding process conditions.

Q: When should I choose Viton, NBR, EPDM, or PTFE secondary seals for my application?

A: The choice depends on process fluids and operating conditions. Viton provides excellent chemical and heat resistance; NBR is great for standard oil and fuel applications; EPDM excels in hot water and steam; PTFE handles highly aggressive chemicals and extreme temperatures. Selecting the right elastomer ensures optimal sealing and longevity.

Q: What materials are available for the rotary and stationary seal rings, and why does it matter?

A: Rotary rings are available in Stainless Steel, Carbon, and Silicon Carbide, while stationary rings come in Ceramic or TC. Material compatibility ensures high wear resistance and chemical durability, allowing the seal to perform reliably with various process media and under harsh operational conditions.

Q: Where can these cartridge mechanical seals be applied?

A: These mechanical seals are suitable for industrial applications such as power plants, chemical processing, oil and gas, food and beverage, pharmaceuticals, and water treatment plants, specifically in equipment like pumps, mixers, agitators, and blenders.

Q: How does the seal achieve excellent leakage control and what is the certification level?

A: The cartridge seal's balanced, precision-engineered structure, high-quality materials, and advanced design limit leakage to 0.1 ml/hr. It is manufactured to meet API 682, DIN, and ISO standards, ensuring compliance with international industry regulations.

Q: What is the process for selecting the right cartridge mechanical seal for my needs?

A: Selection involves matching the seal's size, material, secondary seals, pressure, temperature, and media compatibility with your application's requirements. Consulting a supplier or manufacturer with your process data supports optimal choices for shaft diameter, face combination, and elastomer selection.

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