Specification of GRAPH MAX CHESTERTON
Gland Packing Teflon
Interbraided Exfoliated Graphite Packing for Pumps and Valves
Structurally reinforced graphite packing for demanding applications
to dramatically improve the packing’s resistance to extrusion.
Technical Data
Material Interbraided graphite packing with carbon yarns incorporated
into the braided structure in a way that allows for a very tight braid
Applications Boiler feed, condensate, hot water, heater drains, and other high
demanding pump applications. Also can be used on valves in hard
to seal service.
Pressure Limit 260 bar g (3800 psig) valves; 28 bar g (400 psig) pumps
Shaft Speed 17 m/s (3400 fpm)
Temperature Limit -240°C – 650°C (-400°F – 1200°F) steam service
Chemical Resistance pH 0 – 14 except oleum, fuming nitric acid, and aqua regia
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