| Productivity Indices of Steel Melting Shop at Indian Iron and Steel Company Limited (1992-1993 to 1996-1997) | ||||||
| Indices | Unit | 1992-93 | 1993-94 | 1994-95 | 1995-96 | 1996-97 |
| Open Hearth Furnaces | ||||||
| Overall availability per day | ||||||
| 225 Tonne Furnaces (6)* | ||||||
| Output per Heat | ||||||
| 225 Tonne Furnaces | ||||||
| Average Heat Time | ||||||
| 225 Tonne Furnaces Charge to Tap | ||||||
| Tap to Tap (Gross) | ||||||
| Yield from Metallic Charge to Net Steel (OH Yield) | ||||||
| Average Life of Ingot Moulds | ||||||
| Average Life of Open Hearth Roof Basic | ||||||
