RAW MATERIAL SPECIFICATIONS:

RAW MATERIAL SPECIFICATIONS:

The iron- bearing burden materials are Iron Ore fines supplied from Bailadilla mines and manganese ore from the deposite in Vizianagaram district.

The various raw materials handled in the OHP are as follows:

Sl.No.	RAW MATERIALS
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0	Iron Ore Fines. Iron Ore Lump. Sized Iron Ore. Limestone (BF grade). Limestone (SMS grade). Dolomite (BF grade). Dolomite (SMS grade). Sand. Manganese Lump. Quartzite Lump. Sponge Iron. Pellets. LD Slag. Coke.

The various raw materials handled in the CHP are as follows:

Sl.No.	RAW MATERIALS
1.0 2.0 3.0 4.0 5.0	Imported Coking Coal. Imported Soft Coking Coal Medium Coking Coal. Prime Coking Coal. Boiler Coal.

These Raw Materials are sent in different proportion to various customer departments as indicated below:

CUSTOMERS	RAW MATERIALS
1.COKE OVENS 2.THERMAL POWER PLANT 3.SINTER PLANT 4.BLAST FURNACE 5.STEEL MELT SHOP 6.CRMP	Imported coking coal, Medium coking coal and Primary coking coal. Boiler coal. Iron ore fines, Limestone (BFgrade),Dolomite(Bfgrade), Sand and LD Slag. Sized iron ore, Limestone (BF grade), Manganese lump, Quartzite lump, Coke, Sponge iron, Pellets and LD Slag. Sized iron ore and Dolomite (SMS grade). Limestone (SMS grade) and Dolomite (SMS grade).

RAW MATERIALS SPECIFICATIONS:

The different raw materials are stored in the beds of stockyards and Ground hoppers (GH) & Track hoppers (TH) and their identification, colour & sizes are as follows:

MATERIAL	SIZE
1. SMS Limestone returns 2. Limestone(BF grade) 3. Dolomite (BF grade) 4. Manganese lump 5. Sand/Quartzite fines 6. Sized iron ore 7. Iron Ore Lump 8. Iron Ore Fines 9.Limestone (SMS grade) 10. Dolomite (SMS grade) 11. Coke 12. Quartzite Lump 13. Sponge Iron 14. Pellets 15. LD Slag –SP -BF&SMS	-25mm. 6 to 40mm. 6 to 80mm. -40mm. 0 to 3mm 10 to 50mm -150mm -10mm -50mm -50mm 10 to 60mm 10 to 30mm 3 to 20 20mm -10mm 10 to 30