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Flange Type Rubber Bellows

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MOQ : 1 Piece

Flange Type Rubber Bellows Specification

Water Absorption
Low

Natural Rubber
Available on request / common material option

Thermal Conductivity
Low - Typical for rubber materials

Tolerance
+/- 2 mm

Product Type
Flexible Rubber Expansion Joint

Diameter
DN 50 mm-DN 1200 mm

Density
1.1 Gram per cubic centimeter(g/cm3)

Thickness
8 mm to 30 mm

Tensile Strength
8-12 MPa

Compression Ratio
10-20% compression

Temperature Resistance
-30C to +120C (depending on rubber type)

Style
Flanged, single or multi-arch

Width
Customized as per requirement

Part Type
Rubber Bellows with Flanges

Size
50 mm to 1200 mm (nominal bore)

Resistance level
Good resistance to chemicals, oils, water, and temperature variations

Hardness
45-60 Shore A

Length
100 mm to 300 mm (varies by size)

Ash %
Less than 1%

Components
Rubber body, steel flanges, internal reinforcement

Material
High-grade EPDM, Neoprene, Natural or Nitrile Rubber with steel flanges

Weight
Depends on size (approx. 1 kg to 35 kg)

Usage & Applications
Compensating thermal expansion, vibration damping, misalignment in pipelines, HVAC, chemical, water treatment, and power plants

Surface Finish
Smooth or patterned outer surface

Feature
Excellent flexibility, shock absorption, corrosion resistance

Rubber Type
EPDM, Neoprene, Nitrile, or Natural Rubber

Flame Resistance Level
Optional flame retardant compounds available

Nitrogen Content (%)
Below 1%

Color
Black

Volatile Matter (%)
Not typically applicable

End Connection
Fixed or loose flanges

Installation
Bolt-on, gasketed connection

Flange Standard
ANSI, DIN, BS, JIS or custom drilled

Inner Lining
Optional liners for abrasive or chemical service

Customization
Available for dimensions, materials, and drilling patterns

Working Pressure
Up to 10 bar

Burst Pressure
15 to 25 bar depending on size and design

Compliance
Meets IS/BS/EN standards for rubber bellows

Movement Capability
Axial, lateral, and angular movement

Reinforcement
Synthetic cord/fabric and steel wire

Corrosion Protection
Flange coating as per standard

Packing Type
Carton or wooden box packing available

Flange Type Rubber Bellows Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
15 Pieces Per Day

Delivery Time
1 Week

About Flange Type Rubber Bellows

Owing to our wide distribution network across the country, we are engaged in providing quality checked Flange Type Rubber Bellows within committed time frame. The offered bellows are especially during plumbing and pipe fitting applications for eliminating or reducing vibration to ensure smooth flow of fluids. With the aid of our experienced professionals, these bellows are manufactured by utilizing superior grade rubber material and sophisticated techniques. The provided Flange Type Rubber Bellows can be bought from us at rock bottom prices.

Key points:

High durability
Abrasion resistance
Leakage proof design
Resistant to chemicals

Versatile Flange Standards and Customization

These rubber bellows accommodate a wide array of flange standards, including ANSI, DIN, BS, and JIS, as well as custom-drilled options to meet unique installation requirements. Customization extends to dimensions, drilling patterns, color (black or white), and materials, ensuring seamless integration into varied industrial systems.

Enhanced Movement and Shock Absorption

The product is engineered for exceptional movement capabilities, allowing for axial, lateral, and angular shifts in pipelines. It significantly dampens vibrations, absorbs shocks, and compensates for misalignments, prolonging equipment lifespan and enhancing overall operational stability.

Robust Construction and Chemical Resistance

Manufactured from high-grade rubber compounds and reinforced with cord/fabric and steel wire, these bellows provide good resistance to chemicals, oils, water, and temperature extremes. Optional inner liners further enhance service life in abrasive or chemically challenging environments, supporting applications in tough industrial sectors.

FAQ's of Flange Type Rubber Bellows:

Q: How are Flange Type Rubber Bellows installed and what flange standards do they support?

A: Flange Type Rubber Bellows are installed using a bolt-on, gasketed connection and are compatible with ANSI, DIN, BS, JIS, and custom flange drilling patterns. This makes them suitable for global or specialized industrial applications, and installation is straightforward for contractors familiar with standard pipeline practices.

Q: What movement capabilities do these bellows provide for piping systems?

A: These rubber bellows can accommodate axial, lateral, and angular movement, which helps to absorb pipeline vibrations, thermal expansion, and alignment deviations, protecting both equipment and piping infrastructure from stress and fatigue.

Q: Where are Flange Type Rubber Bellows most commonly used, and what are the benefits of installing them?

A: These bellows are widely used in pipelines for HVAC, chemical, water treatment, and power plants. The main benefits include vibration damping, expansion compensation, and enhanced longevity for adjoining equipment by mitigating the effects of thermal and mechanical stresses.

Q: What is the process for customizing the bellows for special applications?

A: Customers can specify requirements for custom drilling, dimensions, flange patterns, inner liners, colors, and rubber material. The manufacturer will work with clients to design and produce bellows tailored to specific operational and environmental needs.

Q: What materials and reinforcement techniques are used for durability and resistance?

A: The bellows are crafted from high-grade EPDM, Neoprene, Natural, or Nitrile Rubber, and reinforced with synthetic cord, fabric, and steel wire. This robust combination ensures flexibility, excellent tensile strength (8-12 MPa), and long-lasting performance in chemically and thermally demanding environments.

Q: How does the inner lining and optional flame retardant feature increase safety and service life?

A: Optional inner liners protect against abrasive or aggressive chemicals, extending product life in corrosive conditions. Flame retardant compounds can be selected for applications with heightened safety requirements, lowering the risk of fire-related incidents.

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