Bearing Gel

TP-2557

Content:
Tom-Pac TP-2557 Bearing Gel Specifications
 
Temperature Range -40℉ to 750℉(-40℃to 400℃)
Penetration, worked (ASTM D217)
X       60 strokes
X   10,000 strokes
X  100,000 strokes
 
285
291
298
Dropping Point (ASTM D2265) non-melting
Viscosity - base oil (ASTM D446)
cSt at 40℃
cSt at 100℃
SUS at 100℉
SUS at 212℉
 
460
46.5
2400
215
Wheel Bearing Test at 160℃ (ASTM D4290)
leakage (gram)
deposits
bearing rating
 
0.4
no varnish
pass
Oil Separation, 24 h. at 77℃(ASTM D1742) 0.4(% by mass)
Timken OK Load (ASTM D2509) 65 lb/min +
Scar diameter (ASTM D2266)  0.45 (mm, max)
4-ball weld test (ASTM D2596) 309 kgf
Load wear index 75+
Percent volatile by volume <.001%
Vapor pressure 0%
Specific gravity (H2O=1) 0.93
Odor none
Color pale yellow
Corrosion Protection
Rust test (ASTM D1743)
 
pass
Water content (% by mass) 0
Water resistance (ASTM D1264)
Water washout at 79℃/ 175℉
 
0.0g
Evaporation loss % (ASTM D972)  0.5%
Maximum Bearing speed 200,000 dN max (shaft diameter mmxRpm)
Shelf Life(Sealed, light proof container) > 10 year
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