When ordinary rubber fails, FFKM gaskets keep sealing. Our FFKM gaskets for the USA withstand nearly all industrial chemicals, including strong acids, bases, ketones, hydrocarbons and oxidizers. Their exceptional stability reduces swelling, cracking and leakage in demanding chemical processing, oil and gas, pharmaceutical and semiconductor environments. Available in a variety of hardn... https://globalsealstech.com/ffkm-rubber-gasket-usa/