LOW SULPHUR HEAVY STOCK (LSHS)
LSHS stands for Low Sulphur Heavy Stock or Low Sulphur Heavy Fuel Oil. It is a type of residual fuel oil with lower sulphur content compared to
traditional Heavy Fuel Oil (HFO).
| Category | Property / Item | Value / Description |
|---|---|---|
| Characteristics | Density | 0.95-1.04 g/cm³ |
| Viscosity | 150-400 mm²/s (at 50°C) | |
| Sulphur content | 0.5-1.5% (max) | |
| Flash point | 66-93°C | |
| Cetane number | 30-40 | |
| Uses | Industrial furnaces | Heat treatment, cement, steel |
| Power generation | Thermal power plants | |
| Marine vessels | Bunker fuel | |
| Boilers | Steam generation | |
| Space heating | Large buildings, industrial facilities | |
| Benefits | Emissions Reduction | Lower sulphur emissions (SOx) |
| Air Quality | Reduced air pollution | |
| Regulatory | Compliance with environmental regulations | |
| Application Suitability | Suitable for high-temperature applications | |
| Comparison with Other Fuels | HFO (Heavy Fuel Oil) | Higher sulphur content |
| LDO (Light Diesel Oil) | Lighter, lower sulphur content | |
| ULSFO (Ultra Low Sulphur Fuel Oil) | Lower sulphur content (<0.1%) | |
| Natural Gas | Cleaner, lower emissions | |
| Specifications | ASTM D396 | USA Standard |
| EN 589 | European Standard | |
| IS 1593 | Indian Standard | |
| Environmental Impact | Air pollution | Contributes to particulate matter and NOx |
| Climate change | Contributes to CO2 emissions | |
| Water pollution | Risk of oil spills |