Welcome to our website ~ BEANT


  • PTFE Lined Metal Hose
  • PTFE Lined Metal Hose
PTFE Lined Metal HosePTFE Lined Metal Hose

PTFE Lined Metal Hose

Flange standard: GB/T9119-2000, it can also be selected according to the requirements of the purchaser.
Bellows shell material selection: carbon steel, 304, 316, 316L.
Lining material selection: PTFE.
Service temperature: -50℃ ~ 150℃.
Operating pressure: -0.09Mpa ~ 2.5Mpa.

Introduction to PTFE Lined Metal Hose in Industry

In the landscape of modern industry, the PTFE Lined Metal Hose emerges as a superior alternative to traditional rubber and plastic hoses, offering significant advantages in terms of temperature and pressure resistance, corrosion resistance, and overall longevity. The hose has been developed to meet the evolving needs of industries dealing with highly corrosive media, playing a critical role in chemical, mechanical, electronics, and pipeline applications. Its ability to withstand extreme conditions without compromising performance or integrity makes it an invaluable component in ensuring operational efficiency and safety in these sectors.

Product Description of PTFE Lined Metal Hose

The construction of the PTFE Lined Metal Hose is a testament to sophisticated engineering, comprising three main components: the inner PTFE hose, a protective braiding, and a durable stainless steel spiral. The inner hose is made from polytetrafluoroethylene (PTFE), known for its excellent chemical resistance and non-stick properties. This PTFE hose is enveloped in a braiding made from stainless steel wire or steel strip, which provides mechanical strength and protection. The entire assembly is then encased in a stainless steel spiral, typically formed from a seamless or longitudinally welded thin-wall stainless steel corrugated tube. This design not only offers flexibility and resistance to high pressures but also ensures the hose's resilience to wear and fatigue over time. The corrugated profile of the inner tube, combined with the robust outer layers, contributes to the hose's exceptional flexibility, allowing it to absorb movements and vibrations in industrial systems while maintaining a high level of durability and leak resistance.

Key Features of the PTFE Lined Metal Hose

The PTFE Lined Metal Hose is designed with several key features to ensure optimal performance in handling corrosive media. Its chemical stability and corrosion resistance make it suitable for a wide range of applications, from the transfer of strong acids to the handling of sensitive food products. The PTFE lining provides excellent sealing and non-stick properties, which prevent fluid adhesion and facilitate easy cleaning, enhancing the system's cleanliness and maintenance efficiency. Furthermore, the hose exhibits remarkable anti-aging performance, ensuring longevity even in challenging environments.

Mechanically, the hose is characterized by its strength and flexibility, enabling it to withstand high pressures while being adaptable to various installation requirements. Its ability to be shaped into O, S, C, and other forms allows for customized configurations to meet specific application needs, providing versatility in installation and use.

Advantages Of Our PTFE Lined Metal Hose

The performance benefits of the PTFE Lined Metal Hose are manifold. It guarantees high purity of the conveyed media, thanks to the PTFE's inert nature that prevents contamination and low precipitate release. Its resistance to small molecule gas permeation is particularly valuable in applications involving gas transfer, ensuring safety and integrity. The smooth surface of the PTFE lining minimizes friction, facilitating efficient flow and reducing wear on the hose itself.

Structural advantages are equally significant. The hose features a triple sealing structure that provides robust leak prevention, crucial for maintaining system integrity and preventing environmental contamination. This design, coupled with the hose's ability to perform under high-temperature and high-pressure conditions, marks it as a superior choice for demanding industrial applications.

Specifications of the PTFE Lined Metal Hose

The PTFE Lined Metal Hose is built to meet stringent specifications, ensuring its adaptability and reliability across various industrial settings:

Operating Temperature Range: -60 to 250°C, accommodating processes that involve extreme heat or cryogenic conditions.

Pressure Range: -0.09Mpa to 2.5Mpa, making it suitable for a broad spectrum of pressure conditions.

Material Choices: The hose body is available in carbon steel, 304, 316, and 316L, offering options to suit different corrosion resistance needs. The inner lining is made of PTFE, known for its exceptional chemical resistance and longevity.

Manufacturing and quality are governed by GB/T 14525-93, the general technical conditions for corrugated metal hoses, ensuring that the product meets high-quality standards. Flange connections adhere to GB/T9119-2000, allowing for secure and leak-proof attachment to existing systems. These standards confirm the hose's quality, reliability, and suitability for a wide range of industrial applications.

Accessories for the PTFE Lined Metal Hose

The PTFE Lined Metal Hose can be equipped with a variety of accessories and features to enhance its functionality and adaptability to specific system requirements. End fittings and connectors are crucial for integrating the hose into various industrial systems. These can include:

Flanges: Available in standard sizes and materials, flanges allow for easy installation and secure connection to piping systems. Custom flange specifications can also be accommodated to meet unique system requirements.

Camlock Couplings: For quick and secure hose connections, camlock fittings offer an efficient solution for hoses that need to be frequently connected and disconnected.

Threaded Fittings: Stainless steel or carbon steel threaded fittings provide a robust connection for systems requiring a threaded interface.

Custom Adapters: Tailored adapters can be manufactured to ensure compatibility with unique system components, allowing for seamless integration of the hose into existing setups.

Application of the PTFE Lined Metal Hose

The versatility of the PTFE Lined Metal Hose makes it an essential component across a broad spectrum of industries. Its capacity to handle high-temperature, high-pressure, and corrosion-resistant solutions makes it invaluable for:

Chemical Transfer: The hose is widely used for transferring corrosive chemicals safely and efficiently, maintaining the purity and integrity of the chemical media.

High-Purity Applications in the Photovoltaic Industry: In the production of photovoltaic cells, the hose ensures the transfer of high-purity chemicals without contamination.

Aggressive Media Handling in Mechanical and Electronic Fields: Its robust construction allows for the safe handling of aggressive media, critical in mechanical parts washing and electronic component manufacturing processes.

FAQ (Frequently Asked Questions)

Frequently Asked Questions.png

1.What is PTFE Lined Hose?

Answer: A PTFE lined hose is a flexible hose that incorporates a PTFE (PolyTetraFluoroEthylene) liner on the inside, offering exceptional chemical resistance, temperature stability, and low friction properties. This lining makes the hose ideal for transferring a wide range of fluids, including highly corrosive chemicals, without any risk of deterioration or contamination. PTFE's inert nature ensures that the media remains pure, making these hoses suitable for industries like pharmaceuticals, food processing, and chemical manufacturing, where purity and safety are paramount. The outer layer, typically made from stainless steel, provides mechanical strength and durability.

2.Which is Better: PTFE or Rubber Hose?

Answer: PTFE and rubber hoses serve different purposes, and their suitability depends on the specific application requirements. PTFE hoses offer superior chemical resistance, can handle a wider temperature range (-60°C to +250°C), and have non-stick properties, making them ideal for transferring corrosive chemicals, high-purity substances, and hot fluids. Rubber hoses, on the other hand, are more cost-effective, flexible, and better suited for general low-pressure applications involving water, air, and less aggressive chemicals. For high-stress environments involving harsh chemicals or extreme temperatures, PTFE hoses are the better choice due to their longevity and performance.

3.What Does PTFE Hose Stand For?

Answer: PTFE hose stands for PolyTetraFluoroEthylene hose. PTFE is a highly durable, synthetic fluoropolymer known for its exceptional chemical resistance, high-temperature tolerance, and low friction coefficient. These characteristics make PTFE hoses highly suitable for applications requiring the safe transfer of corrosive chemicals, gases, and high-purity fluids. The material's inert nature ensures that it does not react with the media it transports, maintaining the purity and integrity of complex systems in industries such as chemical processing, pharmaceuticals, and aerospace.

4.Can You Use PTFE Hose for Power Steering?

Answer: Yes, PTFE hose can be used for power steering systems. Due to its high-pressure resistance and compatibility with a wide range of fluids, including automotive fluids, PTFE hoses are an excellent choice for power steering lines. Their durability and ability to withstand high temperatures and aggressive chemicals make them suitable for the demanding environment of automotive systems. Additionally, the low friction properties of PTFE contribute to efficient fluid flow, enhancing the performance of the power steering system. However, it's essential to choose a PTFE hose specifically designed for automotive applications to ensure optimal performance and safety.

Products Center

Contact Us


Email:[email protected]


Address:No. 28, Luoshen Road, Luoshe Town, Huishan District, Wuxi City, Jiangsu Province