Premium Quality

Extended Performance Premium Industrial Lubricant

Sigma Oil Industries Limited is a leading manufacturer and deliverer of reliable premium Industrial lubricants that meet the required engine recruitments. We are specialized in formulating Industrial lubricants considering anti-rust, wear, corrosion and foaming. Our advanced formula guarantees maximum engine protection including clutch and gear-box in high or low temperatures.

Reach out to us for Industrial Oil

HCO Series Industrial Oil

Product Description

HCO Series HCO series are super quality compressor oils. It is made from 100% Hydrocrack base fluid with excellent additives package. Hydro compressor oils are designed for use in air compressors and high temperature circulating systems where long drain interval and freedom from deposit formation are desired. The thermal stability and oxidation resistance of these fluid help to maintain cleaner compressors that ensure longer running periods between scheduled maintenance and oil changes.

However, proper anti-oxidant properties of this product resist oxidation formation in all operating temperatures. It also contains the properties of anti-wear and anti-corrosion.

Performance Level


This series are suitable for hydraulic systems of all designs. They are equally usable in industrial, marine and mobile services which operate at low, high or rapidly changing ambient temperature.


  • Prevents wear, rust and oxidation.
  • Superior usability.
  • Resists foaming.
  • Superior filterability.


Test Description Test Methods Typical Result
ISO ISO 32 ISO 46 ISO 68 ISO 100 ISO 150
ASTM Color ASTM D 1500 L 1.0 L 1.0 L 0.5 L 0.5 L 2.0
Specific Gravity at 15 deg ASTM D 1298 0.8595 0.8737 0.8739 0.8755 0.8898
Viscosity at 40 deg ASTM D 445 32.17 46.44 69.67 99.21 155.2
Viscosity at 100 deg ASTM D 445 5.47 6.98 9.36 11.57 15.79
Viscosity Index ASTM D 2270 115 112 109 107 107
Pour Point ASTM D 97 -18 -15 -15 -18 -15
Flash Point ASTM D 92 235 246 271 265 276
TBN ASTM D 974 0.523 0.547 0.155 0.228 0.256


Denison : HF-0, HF-1, HF-2
DIN : 51524 Part I (HL)& Part II (HLP)
AFNOR : NF E 48-690(Dry) & 691 (Wet)
Vickers : I-286-S & M-2950-S
US Steel : 126 & 127
Cincinnati Machine : P-68 (ISO 32)
Cincinnati Machine : P-70 (ISO 46)
Cincinnati Machine : P-69 (ISO 68)
General Motor : LH-04-1
General Motor : LH-06-1
General Motor : LH-15-1
Sauer Danfoss
Bosch variable vane pumps
Commercial Hydraulics : (Except silver coated PM-500 series)
FZG : A/8.3/90 Load test (DIN 51354) at 12th stage

Why Choose/Use

SOIL HCO Series Industrial Engine Oil

Sigma Oil Industry has been manufacturing many types of Industrial oil for the convenience of industrial operations. Our aim is to give you a better product that is also fuel-efficient in nature. You should pick our Industrial engine oil for the following reasons:

All of our Industrial engine oils are specially produced for protecting your engines from corrosion.
Our products are capable of keeping your Industrial engines cleaner than other products with better efficiencies.
We have been formulating finer quality engine oil for giving your engine a durable performance.
All of our products are equipped with specialized materials that enhance the lubricating power of your motorcycle.
Your motorcycle engine life will surely be extended if you use our motorcycle oils regularly and effectively.