Greases
Product Data
castrol.com/GPS
800 255 4417
May 2025
GPS
Castrol
®
Pyroplex
®
Protection ES
Typical Analysis
NLGI Grade 1 2
ickener Type Lithium Complex Lithium Complex
Color Light Purple Light Purple
Appearance Smooth-Tacky Smooth-Tacky
Test Method Results
1 2
Penetration ASTM D217 325 280
Worked at 77 °F.
Dropping Point °F. ASTM D2265 550 550
Base Oil Viscosity ASTM D445
SSU @100°F 1480 1480
SSU @210°F 144 144
cSt @40°C 320 320
cSt @100°C 30 40
Four Ball:
Weld, kg ASTM D2596 400 400
Scar, mm ASTM D2266 0.50 0.40
Timken OK Load ASTM D2509 50 50
Water Washout ASTM D1264 10% 3%
Mobillity, g/min USS
@60°F 550 475
@40°F 296 146
@20°F 74 25
@0°F 10 3
Emcor Corrosion ASTM D6138
5% NaCl, 7 days 0,0 0,0
Copper Corrosion ASTM D4048 1B 1A
Rust Prevention ASTM D1742 Pass Pass
Oxidation Test ASTM D5483 > 30 >35
@210°C, min
Wheel Bearing Life, hrs. ASTM D3527 160 160
Wheel Bearling ASTM D4290 3 1.5
Leakage, g
F21
