Grease №9 (TC 38 001116-73) is a low-viscosity petroleum oil solidified with barium-lead soap of stearic acid. Basic performance characteristics: frost-resistant, preservation properties and water resistance are satisfactory, antioxidant and colloidal stability are low. It is efficient within the temperature range from -60 to +80°С.
Physical and chemical indicators of Grease №9 (TC 38 001116-73)
Name of the indicator |
Norm GOST (TC) |
---|---|
Appearance and color |
Homogeneous ointment of light yellow to light brown colour |
Drop temperature, °C, not lower than |
92 |
Effective viscosity, Pa-s, at -50°C, not more than |
1200 |
Colloidal stability of allocated oil, %, not more than |
15 |
Tensile strength at 20°C, Pa, not less than |
250 |
Corrosion test at 20-25°С, 72 h. |
Withstands |
Testing of protection properties at 15-20°С, 72 h. |
Withstands |
Content of water-soluble acids and alkalis |
Absence |
Mass fraction of mechanical impurities, %, not more than |
0,10 |
Content of water |
Traces |