supply of machine tool way oil grade vg 68 to rdso specification no.m and c / lub / 102 / 2001 / 2020 ver2 meeting the following characteristics: 1. kinematic viscosity at 40 deg c cst 64 to 72. 2. pour point deg c ( max ) 3. 3. astm colour ( max ) 5. 4. flash point cleaveland open cup deg c ( min ) 210. 5. ash percentage by mass ( max ) 0.05 . 6. total acidity mg koh / gm ( max ) 1.0 . 7. inorganic acidity nil. 8. copper strip corrosion at 100 deg c for 3hrs not worse than no.1 . 9. saponification value 5 to 16 . 10. four ball weld load kg ( min ) 50 . 11. shelf life storage stability one year. products offered shall be to the following brands and makes only as approved by rdso. a ) protomac way 68 of balmer lawrie & co ltd., b ) mak metamol 68 of bpcl, c ) way lube 68 of hpcl, d ) servo way h 68 of iocl , e ) minrol way 68 of mineral oil corporation, f ) ipol way lub 68 of gp petroleum ltd., g ) mahathol tool way 68 of mahatha petroleum pvt. ltd., . => limited