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Pyrolysis Oils

General charac​teristics 

Pyrolysis fuel oil is a mixture of higher boiling aromatic hydrocarbons, produced as a by-product during pyrolysis of oil fractions. It is a dark, viscous liquid with pour point approx. 15 °C.

Pyrolysis fuel oil is used as an intermediate for the production of carbon black and it can also be used as a low-sulphur fuel oil.

The product is classified as hazardous pursuant to Regulation (EC) No 1272/2008 CLP.


Parameter Unit Value Test Method
Density at 15 °C kg/m3 max. 1150 EN ISO 3675
Viscosity at 100 °C mm2/s max. 70 EN ISO 3104
Flash point °C min. 101 EN ISO 2592
Sulphur % max. 1.0 ASTM D 3120
Water % max. 0.1 ISO 760
Ash % max. 0.1 ASTM D 482
Distillation characteristics:      
10 % vol. °C min. 200 EN ISO 3405
50 % vol.​​​   min. 290  
Mechanical impurities (substances insoluble in toluene)1) % max. 0.1 internal method
Calorific value Mj/kg 37 - 40 2) internal method

1) informative test 2) informative value

Packaging, Storage, ​Transportation

Pyrolysis fuel oil is stored in closed, heated storage tanks. It is delivered in railway tanks equipped with possibility of heating.​



Delivery Terms and Conditions

Safety s​heet

Business Contacts

Ing. Vítězslav Hobrlant
Head of ORP department
+420 476 505 031
+420 736 505 031​


Značky Skupiny UNIPETROL