Wastes without calorific value

Substitute for Raw Materials (wastes without calorific value):

• Mud with alumina (aluminum)
• Steel sludge (iron)
• Foundry sand (silica)
• Filtration grounds (silica)
• Used refractories (aluminum)
• Wastes from the manufacture of glass (fluorine)
• Plaster, Ashes and Slag
• Waste from oil well drilling
• Contaminated soils from gas stations

See too:

• Wastes with calorific value (Substitute for Fuel)