... Expandable Graphite 1.It can be used in hot water, high temperature, high pressure steam, heat exchange fluids ... hydrogen, organic solvents, hydrocarbons, low temperature fluid media. 2. For compressors, pumps, valves, chemicals, instruments, meters, etc. Making by ... panels, cylinder gasket for a variety of pipes, valves, pumps, heat exchangers, condensers, pressure vessels, towers, manholes, hand ...