English 
English 
A 25-ton gas-fired aluminum melting furnace should be evaluated by specific energy consumption, emissions, and metal yield—not by rated capacity alone. This article examines the technical and economic factors that determine real furnace performance: regenerative combustion and flue-gas heat recovery, the thermal NOx challenge created by high air preheat, low-NOx regenerative burner design, melt-loss control through tight bath-temperature regulation, refractory selection, and PLC-based combustion control. It explains why a furnace rated at ≤65 Nm³/t with high-speed regenerative burners can be a credible energy-performance proposition, but only when low-NOx combustion and integrated control logic are specified alongside efficiency. The conclusion is a practical specification framework for selecting a 25-ton furnace that remains both compliant and cost-competitive under rising gas prices and tighter emissions regulation.
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This article presents EPS Aluminum’s energy-saving aluminum billet heating furnace for extrusion lines. It explains direct-fired spray heating, multi-zone ±5°C temperature control for isothermal extrusion, LPG/natural gas combustion, PLC automation with one-key auto shear, and 15–20% energy savings. The furnace is customizable for different billet diameters and extrusion line configurations, offering improved thermal consistency and lower operating costs.
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EPS Aluminum offers fully customized turnkey aluminum extrusion press lines ranging from 500T to 5000T+, integrating every critical stage of production—from billet heating and extrusion through cooling, stretching, cutting, and artificial aging. Each line is configured to specific profile geometries including solid, semi-hollow, hollow sections, heat sinks, solar frames, and automotive parts. Featuring PLC automatic control with Siemens or Rexroth components, the systems deliver precision, efficiency, and consistent output quality for industries spanning architectural & construction, solar energy, automotive, electronics, industrial, and consumer goods. With modular and scalable design, single-source responsibility, and complete customization, EPS Aluminum provides a comprehensive manufacturing solution built to exact specifications.
This article reviews proven strategies—material selection, design optimization, surface engineering, process control, and maintenance—to extend aluminum extrusion die life, with data on coating improvements and economic benefits.
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