Flexible Rubber Bellows

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Product Details:

Weight Depends on size, e.g. 1-15 kg
Density 1.5 Gram per cubic centimeter(g/cm3)
Rubber Type EPDM, Nitrile, Natural, Neoprene, Silicone
Feature High flexibility, vibration absorption, corrosion and weather resistance, leak-proof
Usage & Applications Used for absorbing vibration, noise, and movements in pipelines; suitable for HVAC, chemical plants, water treatment, petroleum and power plants.
Compression Ratio Up to 10:1 depending on model
Style Molded/Hand Built
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Flexible Rubber Bellows Price And Quantity

Minimum Order Quantity 1 Piece

Suitable Fluids Water, mild chemicals, steam, air, oils
Reinforcement Type Nylon cord, steel wire, or fabric reinforced
Movement Absorption Axial compression, lateral movement, angular deflection
Installation Orientation Horizontal / Vertical
Maintenance Minimal, periodic inspection recommended
End Connections Drilled flanges: PN10, PN16, ANSI, JIS, or customized
Burst Pressure Minimum 3x static working pressure
Pressure Rating Up to 16 bar depending on construction and flange design

Flexible Rubber Bellows Product Specifications

Thickness 3 mm to 15 mm
Color Black (standard), available in other colors on request
Width Customizable as per requirement
Size 2 inch to 24 inch (Standard sizes available, customization possible)
Flame Resistance Level Optional as per specification
Surface Finish Smooth or cloth finishing
Length Standard length 150 mm to 500 mm, can be customized
Thermal Conductivity Low (approx. 0.16 W/mK)
Nitrogen Content (%) 0.5%
Diameter 50 mm to 600 mm (customizable)
Resistance level Excellent resistance to chemicals, weather, oil and abrasion
Tensile Strength 12 MPa minimum
Ash % 1%
Hardness 40 - 90 Shore A
Natural Rubber Available as option or blend
Volatile Matter (%) 5%
Tolerance 2 mm
Components Bellow body, reinforcing rings, steel/metal flanges, liner (optional)
Water Absorption Very low (<2%)
Product Type Flexible Rubber Bellows
Material EPDM, Nitrile, Neoprene, Natural Rubber, Silicone (as required)
Usage & Applications Used for absorbing vibration, noise, and movements in pipelines; suitable for HVAC, chemical plants, water treatment, petroleum and power plants.
Rubber Type EPDM, Nitrile, Natural, Neoprene, Silicone
Feature High flexibility, vibration absorption, corrosion and weather resistance, leak-proof
Density 1.5 Gram per cubic centimeter(g/cm3)
Weight Depends on size, e.g. 1-15 kg
Compression Ratio Up to 10:1 depending on model
Style Molded/Hand Built
Part Type Expansion Joint
Temperature Resistance -30C to +120C (rubber dependent)

Suitable Fluids Water, mild chemicals, steam, air, oils
Reinforcement Type Nylon cord, steel wire, or fabric reinforced
Movement Absorption Axial compression, lateral movement, angular deflection
Installation Orientation Horizontal / Vertical
Maintenance Minimal, periodic inspection recommended
End Connections Drilled flanges: PN10, PN16, ANSI, JIS, or customized
Burst Pressure Minimum 3x static working pressure
Pressure Rating Up to 16 bar depending on construction and flange design

Flexible Rubber Bellows Trade Information

Supply Ability 15 Piece Per Day
Delivery Time 1 Week

Product Description

'Namrata Rubber Products', are engaged in manufacturing and supplying premium quality moulded & extruded rubber parts like bellows, diaphragms, extrusion profiles, mechanical seals & O rings and silicone rubber components. We have a modernized manufacturing plant equipped with machinery that guarantees precision moulded rubber components, which are widely used in various industrial applications.offering a wide range of rubber products that includes Rubber Sheets, Rubber Expansion Bellows, Silicone Rubber Products, Hose Pipes and Coated Fabrics. Supported by a crew of highly competent professionals, we are able to provide the best quality Flexible Rubber Bellows. Our offered bellows are widely used in machines of heavy duty industries to absorb thermal expansion and shock as well as to prevent the ingress of dust. Clients can get the provided bellows from us in different sizes and finishes at the most economical prices. These Flexible Rubber Bellows are manufactured with the use of silicone rubber and sophisticated techniques at our well-equipped production unit.

Key points:

Simple to install
Accurate dimensions
Resistant to abrasion
Highly durable

Superior Flexibility and Vibration Absorption

These bellows effectively absorb a wide range of pipeline movements-axial, lateral, and angular-helping reduce mechanical strain and noise transmission. Their high flexibility and molded or hand-built styles make them adaptable for tough industrial environments.

Customizable for Diverse Applications

With a size range of 2 to 24 inches (and customizable options), various flange standards, and choice of reinforcement, these rubber bellows cater to unique project specifications. They are designed to fit pipelines in chemical, petroleum, water treatment, HVAC, and power generation sectors.

Long-lasting and Reliable Performance

Built for a minimum burst pressure of three times the static rating and featuring corrosion and weather resistance, Flexible Rubber Bellows offer an optimal combination of safety and durability. They are low-maintenance, requiring only periodic inspection during their service life.

FAQ's of Flexible Rubber Bellows:

Q: How do Flexible Rubber Bellows provide protection in pipeline systems?

A: These bellows absorb vibration, noise, and various pipeline movements (axial, lateral, angular) to help prevent joint fatigue, leaks, or pipeline damage. Their flexible structure acts as a buffer, thereby protecting equipment and improving overall system lifespan.

Q: What fluids and temperature ranges are these bellows suitable for?

A: Flexible Rubber Bellows are compatible with water, mild chemicals, steam, air, and oils. Temperature resistance varies by rubber type, typically ranging from -30C to +120C, making them suitable for most industrial and HVAC applications.

Q: When should periodic maintenance or inspection be carried out?

A: While Flexible Rubber Bellows are designed for minimal maintenance, periodic inspection-such as visually checking for cracks, wear, or leaks-should be performed every six to twelve months, especially in demanding or critical operations.

Q: Where can Flexible Rubber Bellows be installed in a pipeline system?

A: They can be fitted horizontally or vertically at strategic points in both suction and discharge lines, particularly near pumps, compressors, or places most subject to movement, vibration, or thermal expansion in industrial, chemical, or water treatment plants.

Q: What customization options are available for these bellows?

A: You can customize size (2 to 24 inches and beyond), diameter, flange pattern (PN10, PN16, ANSI, JIS), length, rubber type, reinforcement (nylon, steel wire, fabric), and even color. This ensures seamless integration into diverse projects.

Q: How are Flexible Rubber Bellows installed and what is the installation process?

A: Installation involves bolting the flange ends onto pipeline flanges, ensuring gasket sealing if required, and aligning the bellows without undue stress. They should be installed in the designated orientation (horizontal or vertical) to optimize movement absorption and performance.

Q: What advantages do Flexible Rubber Bellows offer over rigid connectors?

A: Compared to rigid alternatives, these bellows provide superior flexibility, are leak-proof by design, efficiently dampen vibration and noise, and are resistant to corrosion, chemicals, and weather, making them a reliable solution for demanding industrial environments.

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