adhesives, gaskets, extrusions, fiber gaskets, metallic gaskets, gaskets, polytetrafluoroethylene (ptfe), heat exchanger gaskets, lubricants, o rings, polytetrafluoroethylene (ptfe), mechanical seals, sealants, packings, boiler gaskets, flexible graphite gasket materials available from macroseal, inc. based in chester, va. click the links below to visit our website or contact us via our profile page.