Kunlun water - ethylene glycol fire resistant hydraulic oil | ||
Technical performance | Use effect | |
Excellent fire resistance | Ensure the safety of oil products in high temperature and open fire environment | |
Excellent viscosity temperature performance and shear stability | Ensure smooth start of pump at low temperature and maintain good volume efficiency at high temperature | |
Good wear resistance to reduce equipment wear, ensure the normal operation of the pump under low pressure | Good wear resistance to reduce equipment wear, ensure the normal operation of the pump under low pressure | |
Good gas, liquid phase rust and corrosion resistance | Effectively prevent water corrosion of metal parts in hydraulic system | |
Excellent foam resistance and air release | Ensure that the system is sensitive, accurate and stable | |
Good sealing adaptability | Prevent oil from leaking |
project | Water-glycol fire resistant hydraulic oil 46 | Test method for |
Kinematic viscosity (40'C), MRRF /s | 44.0 | GBAT265 |
appearance | Crystal clear | visual |
Moisture (mass fraction), % | 38.0 | SHAT 0246 |
Pour point, ° C | -57 | GB/T 3535 |
Foam characteristics (foam tendency/foam stability), mL/mL | GB/T 12579 | |
25°C | 10/0 | |
50°C | 10/0 | |
25°C | 10/0 | |
Copper corrosion (50°C, 3h), grade | 1a | GB/T 5096 |
Liquid phase corrosion test | No rust | GB/T 11143 B method |
Air release value (50 'C), min | 11 | SH/T 0308 |
pH | 9.3 | SHAT 0069 |
Shear stability | SH/T 0505 | |
Viscosity change (20 C), % | 12.2 | GB/T 265 |
Viscosity change (40 'C), % | 9.2 | GB/T 265 |
The PH change | 0.5 | SH/T 0069 |
Moisture change, % | 2.5 | SH/T 0246 |
V104C vane pump total wear, mg | 124.5 | ASTM D7043 |