We can supply Calcined Petroleum Coke all the year round. If you are interested in it, please feel free contact me. Following is one of the specifications we can supply

   Fixed Carbon:98.5% min
   S: 0.5% max
   Volatile matter: 0.7% max 
   Moisture: 0.5% max
   Ash: 0.7% max  
   Rear Density: 2g/cm3 min
   Size:1-5mm, 90% min
If you are interested in our product, please feel free contact me.