Purple seals a polymer gasket distributor committed to providing durable, cost-effective seals that can withstand most critical and harsh conditions. We strive to eliminate the risk of leaks and the resulting downtime with our high-performance stainless steel gaskets. Purple seals are quite similar to Buna N rubber gaskets. Buna N Gasket Material are highly resistant to oils and acids. They are made from the strongest 90 durometer elastomer, Viton and other durable materials, offer high performance and are ATSM tested to ensure reliability. Customer satisfaction is of the utmost importance to us, which is why we offer competitive pricing and quick, same-day delivery!