GYLDT
Premium Quality Product

Reducing Rubber Expansion Joint

High-performance variable diameter rubber expansion joint engineered for superior flexibility, vibration dampening, and thermal expansion compensation in piping systems with different pipe sizes.

ISO 9001 Certified
Customizable Design
Global Standards
Reducing Rubber Expansion Joint
Since 1989

Key Features & Benefits

Our reducing rubber expansion joints are engineered to provide exceptional performance in connecting pipes of different diameters while accommodating movement and vibration.

Variable Diameter Connection

Seamlessly connects pipes of different sizes while maintaining optimal flow characteristics and system integrity.

Superior Flexibility

Accommodates thermal expansion, contraction, and mechanical vibrations while reducing stress on piping systems.

Chemical Resistance

Multiple rubber compounds available including EPDM, Neoprene, and Nitrile for various chemical environments.

Custom Manufacturing

Tailored dimensions, flange standards (ANSI, BS, JIS, AS), and materials to meet specific project requirements.

Long Service Life

Premium rubber compounds and precision manufacturing ensure extended operational life with minimal maintenance.

Temperature Range

Operates effectively in temperatures from -40°C to +115°C depending on rubber compound selection.

Advanced Technology

When to Choose Fluorine-Lined Rubber Expansion Joints

Fluorine-lined rubber expansion joints are specifically engineered for the most demanding chemical environments where standard rubber compounds cannot provide adequate protection.

Aggressive Chemical Environments

Essential for systems handling strong acids, alkalis, organic solvents, and other corrosive chemicals that would degrade standard rubber materials.

High-Purity Applications

Critical in pharmaceutical, food processing, and semiconductor industries where contamination must be prevented at all costs.

Extended Service Life Requirements

When long-term reliability is paramount and replacement costs are prohibitive, fluorine lining provides unmatched durability.

Outstanding Corrosion Resistance

Chemical Resistance
98%
Temperature Stability
95%
Permeation Resistance
96%
Flexibility Retention
92%

Key Advantages

  • Virtually inert to all chemicals
  • Non-stick surface prevents buildup
  • Extended operational temperature range
  • Reduced maintenance requirements

Technical Specifications

Comprehensive specifications for optimal system integration

Material Options

Rubber Body EPDM, Neoprene, NBR, NR, VITON
Flange Material Carbon Steel, SS304, SS316
Reinforcement Synthetic Cord Fabric
Lining Options PTFE, FEP, PFA Available

Operating Parameters

Working Pressure PN6 to PN25 (150-600 PSI)
Temperature Range -40°C to +115°C
Size Range DN25 to DN4000
Flange Standards ANSI, BS, JIS, AS, DIN

Applications & Industries

Our reducing rubber expansion joints serve critical applications across diverse industries, providing reliable performance in challenging environments.

Chemical Processing

Acid/alkali handling, petrochemical plants, specialty chemicals

Water Treatment

Municipal water systems, wastewater treatment, desalination

Power Generation

Thermal plants, cooling systems, steam applications

HVAC Systems

Commercial buildings, industrial HVAC, district cooling

Ready to Discuss Your Project Requirements?

Get expert consultation and custom solutions for your reducing rubber expansion joint needs. Our team is ready to help you select the optimal configuration for your application.