Specification of CHESTERTON TYPE 1830
1830
Graphite/PTFE
Chesterton 1830 is an advanced expanded graphite PTFE packing made up of
filaments developed to meet rigid specifications. Use in pumps, valves, agitators,
mixers, and other rotating equipment. PTFE resin is combined with graphite and
expanded by using the latest technologies, resulting in a high-quality filament.
Technical Data
Temperature Limit:
260°C (500°F)
Pressure Limit:
22 bar g (320 psig)
Shaft Speed:
18 m/s (3600 fpm)
Chemical Resistance:
pH 0 to 14 except with strong
oxidizers in the 0 to 2 pH
range
