Page 315 - The Tribology Handbook

Greases c4

Table 4.2 Grease containing esters
~
Min. drop Min. Max. Available with
Soap base or pt. "C (OF) usable usable Rust extreme
thickener AS 'TM D 566 temp. temp. protection pressure Use Cost Ojjicial specijcation
IP 132 "C (OF) "C (OF) additive
Lithium 175 (350) -75 (-100) 120 (250) Yes Yes Rolling High DTD 5598 (XG 287)
bearings MIL 6-23827A

Clay None --55 (-65) Not Yes Yes Rolling High DTD 5598 (XG 287)
applicable+ bearings MILG-23827A
Dye 260 (500) -40 (-40) 175 (350)f Yes No Rolling Very DTD 5579 (XG 292)
bearings high MIL-G-25760A

t Upper limit will depend on type of ester used and conditions of service.

Table 4.3 Grease containing silicones

Min. Max. Available with
Soap base or Min. drop usable usable Rust extreme
thickener pt. "C (OF) temp. temp. protection pressure Use Cost OjJicial sPecijcation
additive
OC (OF) "C (OF)
Lithium 175 (350) -55 (-65) 205 (400) Yes No Rolling High -
bearings
Dye 260 (500) -75 (-100) 260 (500) Yes Yes Rolling Very DTD 5585 (XG 300)
bearings/ high MIL-6-25013D
miniature
Silicone soap 205 (400) -55 (-65) 260 (500) Yes NO Miniature Extremely -
bearings high

C4.2