Overview:
(1) The friction of bearing of metallurgical equipment, vehicle, motor bearing, chemical fiber, textile, dyeing, Printing and dyeing, railway locomotive etc;
(2) Bearing under high temperature, water spray, acid gas and radiation etc.
(3) Bearing under high speed, heavy load or shock load; and
(4) Bearing for various machines.

Item | Unit | Typical Values | Test Method | ||
1# | 2# | 3# | |||
Worked cone penetration | 0.1mm | 310~340 | 265~295 | 220~250 | GB/T 269 |
Dropping Point | ºC ≥ | 275 | 280 | 280 | GB/T 4929 |
Oil separation by steel mesh | 100ºC, 24h % ≤ | 1.6 | 1.5 | 1.4 | SH/T0324 |
Corrosion | (T2 sheet copper, 100ºC, 24h) ≤ | No green or black change | GB/T 7326 (Method B) | ||
Evaporation | (99ºC, 22h) % ≤ | 1.0 | 0.8 | 0.8 | GB/T7325 |
Sprinkling loss | (38ºC,1h)% ≤ | 1.7 | 1.3 | 1.1 | SH/T0109 |
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 | GB/T3142 |
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