Page 168 - GarlockFluidSealing2010

E-4
Recommended Styles for General Service
Fabric Reinforced Materials
Style/ 260RH/ 432/435 433 532 7960 7532 7857RH 7910
Materials of 261RH
Construction Cotton Cotton Cotton PolyCotton PolyCotton High Cotton PTFE with
Fabric Fabric Fabric Fabric Fabric Temperature Fabric Hi-Temp
Natural Nitrile Butyl Nitrile Fluoro- Fabric SBR Aramid /
Rubber Elastomer Elastomer Elastomer elastomer Nitrile Elastomer Fiber Fabric
Rockhard Elastomer Rockhard
Vee-Rings • • • • • • •
Adapters • • (432) • • • • •
Air • • • • •
Acids • • •
Aliphatic Solutions • • • • • •
Alkalies • • • • •
Aromatic Solutions • •
Hydrocarbons • • • • • • •
Ketones •
Phosphate
Esters • • • • •
Steam • • •
Water Glycol • • • • • • • •
Water in Oil • • • • • • •
Minimum -40°F (-40°C) -40°F (-40°C) -40°F (-40°C) -40°F (-40°C) -20°F (-29°C) -30°F (-34°C) -40°F (-40°C) Cryogenic
Temperature
Maximum +275°F (+135°C) +250°F (+121°C) +250°F (+121°C) +300°F (+149°C) +300°F (+149°C) +325°F (+162°C) +250°F (+121°C) +450°F (+232°C)
Heat
Resistance Good Good Good Very Good Very Good Very Good Good Very Good
Pressure Medium to Low to Low to Low to Low to Low to Medium Medium
Rating1 High High High High High High to High to High
Abrasion
Resistance Excellent Good Fair Good Good Good Very Good Good
Relative
Hardness/ Very Hard/ Firm but Firm but Firm but Firm/ Firm but Very Hard/ Hard
Flexibility Rigid Flexible Flexible Flexible Very Flexible Rigid Rigid
Generally Worn or General Straight Moderate Chemical High Excellent All except
Recommended misaligned hydraulic phosphate- to high service, most temperature, for water very low pH
For equipment oils, water ester fuids temperature, fre-resistant oil or steam. and high fuids.
where extru- emulsions. having no oil oil or fuids. pressure A problem
sion resistant Multi- or hydro- steam. service. solver.
adapters are purpose. carbon
needed. additives
1. Pressure ratings are affected by actual condition of equipment, clearances and tolerances, leakage
acceptability and other factors. Complete application data could result in slightly different recom-men-
dations. Contact the factory with specifc questions and/or problems. Other styles available.
Up to
300°F
Up to
350°F
Available
Forms
Recom-
mended
for Use
Against