Ingot Preheating0 pages
SECO/WARWICK EUROPE S.A. provides custom engineered aluminium ingot preheating and homogenizing furnaces, including pusher,
soaking pit and car bottom designs. SECO/WARWICK EUROPE's long experience with ingot preheat furnaces assures the optimal heat input,
air recirculation and furnace efficiency to meet the most demanding specifications. Fast heat-up rates have been obtained without
compromising load uniformity or thermal efficiency.
Furnace Temperature Control System and Airflow Design
Whether ingot furnaces are designed with reversing cross flow or vertical upflow, SECO/WARWICK EUROPE’s furnace temperature control
system using heat head and air-to-work ratio with probe thermocouples, prevents overheating the load. This control system can be used with
all ingot furnace configurations. Temperature monitoring and heat input can be accomplished through conventional instrumentation,
microprocessor-based instruments or programmable logic controllers.
Insulation System
To maximize efficiency and reduce overall Btu per pound requirements for ingot preheating, SECO/WARWICK EUROPE S.A. uses an
insulation system that has improved thermal characteristics, lower initial cost and reduced maintenance time. Our proprietary lining system
starts with several inches of boardtype insulation covered by a ceramic fiber blanket. A stainless steel wire mesh covers the entire insulating
surface and is coated with a high-temperature mortar, which provides a rigid surface. If insulation damage does occur, it is much easier to
repair than stainless steel liner sheets.
Combustion Efficiency
With the addition of burner recuperators, combustion efficiency can be improved to provide maximum fuel utilization
Discharge end with ingot down-ender
and mill roll table