First pressed degummed grade castor oil
First pressed degummed grade castor oil is an early product of castor seed produced by degumming process , involving removal of plant polymeric substances so as to improve oil’ texture, colour etc.
Applications:
Castor oil that is first pressed, filtered and then degummed has the unique lubricating properties of castor without the excessive buildup and carbon. This grade is hence used in the lubricant industry in a significant manner.
Physical, Chemical Properties & Specifications:
Appearance |
Yellowish, Brilliant Clear, Viscous Liquid |
Free Fatty Acid |
1 percent Max |
Refractive Index |
1.477 – 1.481 |
Colour by Gardner |
6-7 G |
Specific Gravity @ 300 C |
0.954 – 0.960 |
Acid Value |
2.0 Max |
Moisture, Impurities & Volatile Matter |
0.75% Max |
Hydroxyl Value |
160-168 |
Iodine Value |
82-90 |
Saponification Value |
177-187 |
Unsaponifiable matter |
1.0 Max |