... Graphite packing can be applied for sealing hot water, steam, oil, heat exchange fluids, acids, alkalis, ammonia, hydrogen, orga 1.Graphite packing can be used for sealing ... hot water, steam, oil, heat exchange fluids, acids, alkalis, ... pressure: ≤ 35Mpa 4.Specifications: 3X3mm ~ 50X50mm Flexible graphite packing