Spiral Wound Gasket supplier Spiral wound gaskets are used in high-pressure and high-temperature applications to create a seal between two flanges. They are made by winding a metal strip, usually stainless steel, and a filler material, such as graphite or PTFE, in a spiral fashion. Here are some key points related to spiral wound gaskets: Construction: Spiral wound gaskets consist of a V-shaped or W-shaped metal strip and a filler material wound together. The metal strip provides the structural support, while the filler material provides the sealing properties. Materials: The metal strip is typically made of stainless steel, while the filler material can be graphite, PTFE, or other materials depending on the application requirements. Applications: Spiral wound gaskets are used in a wide range of industries, including oil and gas, petrochemical, chemical processing, and power generation, where they are used in pipelines, valves, and pressure vessels. Sealing Performance: Spiral wound gaskets provide a reliable seal under high pressure, high temperature, and fluctuating conditions. The design allows for the gasket to adapt to changes in temperature and pressure, maintaining the seal over time. Installation: Proper installation is critical for the performance of spiral wound gaskets. It's important to follow the manufacturer's recommendations for installation, including the use of proper torque and alignment of flanges. Standards: Spiral wound gaskets are manufactured according to various standards, such as ASME B16.20 for the oil and gas industry or DIN standards in Europe. It's important to specify the correct standard for your application. Advantages: Spiral wound gaskets offer excellent resilience, sealing performance, and can withstand a wide range of temperatures and pressures. They are also relatively easy to install and remove compared to some other types of gaskets. Limitations: While spiral wound gaskets are suitable for many applications, they may not be suitable for extremely low temperatures or highly corrosive environments where specialized gasket materials may be required.