Secondary Aluminium

CASE STUDY

Customer:

MAERZ-Gautschi GmbH Aluminium Division, Switzerland for Erbslöh Aluminium GmbH, Germany

Type of furnace:

Aluminium Tilting Melting Furnace 

Scope:

Supply of an Ultra Low NO_x regenerative burner system for a new furnace 

Commissioned:

August 2003   

 

Features:

• Capacity: 15 tonnes
• Melt rate: 5 tonnes / hour
• Charge: 50% bailed ingots, 50% sawn bar
• Burners: 1 pair of EJ40 E-jet Ultra Low NO_x Regenerative Burners rated at 3500 kW
• Fuel: Natural Gas

 Benefits:

• Specific energy consumption < 500 kWh/t
• High specific melt rate
• NO_x < 265 mg/m³ @ 3% 0₂
• Reliable combustion system, easy to maintain