Specification of Chesterton 477
Teflon Gland Packing
Chesterton 425
'Economical Food Processing Packaging
Manufactured using virgin PTFE filaments and white oil lubricants. Corresponding
with USDA and FDA requirements for minimal carbon-carbon contact foods.
■ For use in valves, pumps,
and others spin
equipment
425
Technical data
PTFE filament material with white oil lubricant
Applications All types of equipment in the food processing and handling industry
such as: valves, stoves, blenders, agitators, pumps and mixers
Pressure Limit 14 bar g (200 psig)
Shaft speed of 6 m / s (1200 fpm)
Temperature limit of 230 ° C (450 ° F)
Chemical Resistance pH 0-14
