joint sealant expanded ptfe gaskets material 

100 percent petrel joint sealant, also known as sealing cord, is a cost-effective solution for large steel flanges in general-use applications Joint sealant, the first Form-IN-Place gasket is a time-tested sealing solution for steel flanges with large diameters, rectangular or irregular shapes, and rough or pitted surfaces When compressed, this soft, conformable cord forms a thin yet strong seal Other products you may also interested: 1. ptfe sheet 2.ptfe gasket 3.eptfe tape 4.eptfe sheet 5.eptfe padding