Greene Tweed’s Chemraz ® 504, a 65 Shore A hardness perfluoroelastomer, provides an extremely broad range of chemical resistance and is perfect for services with low pressures and/or low temperatures. Chemraz ® 504 seals effectively in temperatures ranging from -22°F to 446°F (-30°C to 230°C). Chemraz ® 504 is well suited for a variety of applications, from mechanical seals to valve housings.

Chemraz ® 504 is available for use as o-rings, gaskets, and many other custom shapes. Because of its versatility, Chemraz ® 504 is often used as a standard compound and can be found in a variety of fluids and solutions, including acids, caustics, aldehydes, esters, aromatics, hot water, steam, amines, methanol, ketones, TBA, and MTBE.