Send Inquiry

Request To Call Back

Elastomer Bellow Mechanical Seal

Get a Price/Quote

MOQ : 1 Piece

Elastomer Bellow Mechanical Seal Specification

Application
Water pumps, submersible pumps, industrial pumps, HVAC, process pumps

Theory
Mechanical Seal

Hardness
70-80 Shore A (Elastomer)

Usage
Industrial

Style
Single Spring, Elastomer Bellow

Material
SS

Temperature
20-120 Celsius (oC)

Pressure
Up to 10 bar

Product Type
Elastomer Bellow Mechanical Seal

Speed
Up to 20 m/s

Color
Sliver

Function
Sealing rotating equipment to prevent leakage

Size
18 mm to 80 mm shaft size

Structure
Single coil spring, rubber bellow, rotating ring, stationary seat

Bellow Material
Nitrile (NBR), EPDM, Viton (FKM)

Type
Non-balanced and balanced types available

Dynamic Runout
0.05 mm max

Operation Direction
Uni-directional

Shaft Diameter Range
18 mm - 80 mm

Stationary Face Material
Ceramic, Silicon Carbide

Replacement Compatibility
Can be used as replacement for standard pump seals

Installation
Axial or radial fitting, easy to assemble

Leakage Prevention
Prevents leakage of liquids and gases in rotating shafts

Rotary Face Material
Carbon, Silicon Carbide, Tungsten Carbide

Corrosion Resistance
High, depending on material selection

Industry Standards
Conforms to DIN 24960/EN12756

Maintenance
Low maintenance design, long service life

Spring Material
Stainless Steel 304/316

About Elastomer Bellow Mechanical Seal

Elastomer Bellow Mechanical Seal

Operations Conditions:

Temperature:-20 C to +120 C
Pressure:=1.8MPa
Speed:=15m/s

Materials:

Stationary Ring: Ceramic(Alumina),Silicon Carbide Reaction Bonded,Silicon Carbide
Sintered Pressureless,Ni-binder Tungsten Carbide
Rotary Ring:Resin Impregnated Carbon Graphite(Furan),Antimony Impreg. Carbon
Graphite, Silicon Carbide Sintered Pressureless, Silicon Carbide Reaction Bonded
Secondary Seal: Nitrile (NBR),Ethylene Propylene(EPDM),Fluorocarbon Rubber(Viton)
Spring and Metal Parts: Stainless Steel, Stainless Steel

Applications: Clean Water,Sewage Water,Oil and other moderately corrosive fluids.

Product details

Applications	Clean Water, Sewage Water, Oil and other moderately corrosive fluids
Pressure	1.8Mpa
Speed	15m/sec
Temperature	-20 Degree C to +120 Degree C
Spring Material	SS

Robust Construction for Diverse Applications

Engineered for critical industrial environments, these mechanical seals withstand pressures up to 10 bar and temperatures from 20C to 120C. The use of superior materials in both rotary and stationary faces enhances durability and corrosion resistance, making them suitable for water, process fluids, and chemicals. Their versatility supports industries like HVAC, process manufacturing, and pumping stations.

Easy Installation and Maintenance

Elastomer Bellow Mechanical Seals are designed for hassle-free assembly, adaptable to both axial and radial fittings without complex tools. The single coil spring and elastomer bellow structure enable straightforward replacement, minimizing downtime during maintenance. With a dynamic runout of just 0.05 mm max, the seal ensures reliable operation and extends maintenance intervals.

FAQ's of Elastomer Bellow Mechanical Seal:

Q: How do Elastomer Bellow Mechanical Seals prevent leakage in rotating equipment?

A: These mechanical seals form a secure barrier between the moving and stationary components, using high-quality rotary and stationary face materials to resist wear and tightly seal rotating shafts. The elastomer bellow accommodates shaft movement and misalignment, preventing leaks of liquids and gases.

Q: What installation methods are available for these seals?

A: Elastomer Bellow Mechanical Seals are designed for both axial and radial fitting, allowing easy adaptation to different pump configurations. The user-friendly design ensures simple assembly and quick replacement in standard equipment.

Q: When should I select non-balanced versus balanced types of these seals?

A: Non-balanced seals are suitable for low- to medium-pressure applications, while balanced types handle higher pressures and reduce face wear, extending service life. The choice depends on your specific operating conditions and system pressure requirements.

Q: Where can these mechanical seals be used effectively?

A: They are ideal for water pumps, submersible pumps, industrial and process pumps, as well as HVAC equipment, covering a wide range of shaft sizes from 18 mm to 80 mm. Their robust design suits general industrial, municipal, and commercial applications.

Q: What materials are used to construct these mechanical seals?

A: Rotary faces can be made from Carbon, Silicon Carbide, or Tungsten Carbide, while stationary faces use Ceramic or Silicon Carbide. Springs are made from stainless steel (304/316), and the elastomer bellows utilize NBR, EPDM, or Viton, ensuring excellent resistance to corrosion and chemicals.

Q: How does this seal comply with industry standards and ensure compatibility?

A: The design adheres to DIN 24960/EN12756, ensuring interchangeability with standard pump seals and broad compatibility for replacement across various equipment brands and models.

Q: What are the key benefits of using this mechanical seal in industrial pumps?

A: Users benefit from high leak resistance, excellent corrosion protection, low maintenance, and easy installation. These features promote longer equipment uptime, safer operation, and reduced maintenance costs.

Tell us about your requirement