abstract |
A LUBRICATING OIL COMPOSITION FOR THE HOT ROLLING OF METALS COMPRISES (A) FROM ABOUT 50 TO ABOUT 85% BY WEIGHT OF A NAUTRAL FATTY OIL, (B) FROM ABOUT 0.1 TO ABOUT 10% BY WEIGHT OF AN ALKALINE EARTH METAL SALT OF AN OIL-SOLUBLE SULFONIC ACID AND (C) FROM ABOUT 5 TO ABOUT 49.9% BY WEIGHT OF A MINERAL LUBRICATING OIL HAVING A VISCOSITY INDEX OF AT LEAST 50. |