China Xg/u15 High Temperature Polyurea Grease With Hardener 2000 Manufacturers,Suppliers
Base oil | Mineral oil |
Thickener | Polyurea |
Service temperature range [°C] | -20 ~ 230 |
Item | Typical Results | ||
NLGI grade | 1 | 2 | 3 |
Worked Penetration, 0.1mm | 310~340 | 265~295 | 220~250 |
Dropping Point, °С | 300 | 305 | 310 |
Oil separation by steel mesh, 100°С, 24h, % | 1.8 | 1.5 | 1.0 |
Sprinkling loss, % | 1.0 | 0.8 | 0.5 |
Corrosion, T2 sheet copper, 100°С, 24h | No green or black change | ||
Evaporation, 99°С,22h % |
0.9 |
0.7 |
0.6 |
Anti-corrosion, 25°С, 48h |
A |
A |
A |
Oxidation stability, 99°С,100h, 0.76MPa |
30 |
30 |
30 |
Four-ball test
PB N PD N |
100×9.8 315×9.8 |
100×9.8 315×9.8 |
100×9.8 315×9.8 |
For medium and low speed slide bearings and rolling bearing which under high temperature, high humid, heavy duty condition;
For example, bearing in conticaster, sintering machine, large fan, refractory vibrating screen etc.
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