Products Description

Hand Wrap Rubber Expansion Joints are flexible connectors used in piping systems, primarily made from rubber materials and produced through a manual wrapping process. These expansion joints are designed to compensate for displacements caused by temperature changes, pressure fluctuations, and mechanical vibrations, thus ensuring the integrity and safety of the piping system. They find extensive applications in various fields, including industrial, construction, chemical, and HVAC (heating, ventilation, and air conditioning) systems.
The basic structure of a Hand Wrap Rubber Expansion Joint typically includes an inner rubber layer, a reinforcement layer (such as fiber or metal), and an outer protective layer. The inner rubber layer is responsible for the primary expansion and contraction functions, while the reinforcement layer provides added strength and pressure resistance. The outer protective layer shields against environmental wear. Thanks to its flexible design, this type of expansion joint can move freely within the piping system, adapting to various dynamic changes.
Product advantage
1. Thermal Expansion Compensation: Temperature fluctuations in piping systems can lead to thermal expansion or contraction of the pipes. Hand Wrap Rubber Expansion Joints effectively accommodate these changes, preventing deformation, rupture, or other failures due to thermal stress. This is especially crucial in high-temperature steam pipes and cooling systems.
2. Vibration Absorption: The flexible structure of the expansion joint can efficiently absorb and dampen mechanical vibrations within the piping system. This is vital for connections to pumps, compressors, and other machinery, as it reduces wear and tear, lowers maintenance costs, and extends the lifespan of the equipment.
3. Noise Reduction: With their excellent shock-absorbing properties, Hand Wrap Rubber Expansion Joints can significantly reduce noise levels in the piping system, creating a quieter working environment, particularly in HVAC applications.
4. Good Sealing Performance: Hand wrap rubber materials typically offer excellent sealing capabilities, preventing fluid leakage. This is particularly important in piping systems that transport liquids or gases, enhancing the system's safety and reliability.
5. Corrosion and Abrasion Resistance: Hand Wrap Rubber is known for its good chemical resistance, allowing it to withstand various chemical exposures while also providing a degree of abrasion resistance, making it suitable for a wide range of industrial environments.
Product display

Our company is a professional company specializing in the production of water supply and drainage equipment.
and pipeline accessories. we have been producing since 1996 , reasonable price ,high quality and considerate service.
main products:Rubber Expansion Joints, Flexible Hose, Metallic Expansion Bellows,Dismantling Joints,Valves.
We have a young and energetic team. The team members are highly educated and qualified. They know how to
operate and manage; they understand how to be a harmonious unit and adept in self-improvement. We strive to
build a team which is based on "people oriented.work in earnest" We provide a coordinated-process service for
our clients during the whole purchase process.






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