Light Diesel Oil (LDO)
LDO is a blend of distillates feed and residual oil. It is primarily recommended for stationary or slow speed diesel engines and as Industrial Fuel. LDO is used in medium and slow speed diesel engines with less than 750 rpm typically. Light Diesel Oil (LDO) is a Class C product, under PESO classification
Light Diesel Oil falls under class C category fuel having flash point above 66OC. It is a blend of distillate components and a small amount of residual components. It is marketed under BIS 1460-2000 specification for Diesel fuels. We deal in brands like Hindustan Petroleum (HP), Indian Oil Corporation (IOC), Bharat Petroleum (BPCL).
Application, USP and Product Class
Application:
● As Fuel in Boilers, Furnaces etc. for heating purposes.
● Slow speed Generator sets, marine engines.
● As Fuel in Thermal Power generation.
● As Fuel in Thermic Fluid Boilers
● As Fuel in Hot-Mix plant.
USPs:
As per latest specifications
Product class:
C – class
Light Diesel Oil
Specification
The table shows the specifications of Light Diesel Oil:
CHARACTERISTICS | UNITS | TEST METHOD | MIN | MAX | RESULT |
Relative Density 15 °C | – | IS 1448 P. 16 | 0.83 | 0.88 | 0.0.866 |
Flashpoint – PMCC | °C | IS 1448 P. 21 | 66 | – | 78 |
Kinematic Viscosity @ 40 °C | cSt | IS 1448 P. 25 | 2.500 | 15.000 | 2.764 |
Water Content | % Vol | IS 1448 P. 40 | – | 0.250 | 0.100 |
Sulphur Total | % Mass | ASTM D 4294 | – | 1.50 | 0.99 |
Pour Point | °C | IS 1448 P. 10 | – | 21 | -3 |