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Forever Electromechanical Unveils New-Generation Steel Bar Induction Heat Treatment Furnace

Jul. 28, 2026

Forever Electromechanical Unveils New-Generation Steel Bar Induction Heat Treatment Furnace

Forever Electromechanical, a trusted global provider of intelligent induction heating and heat treatment solutions, has officially launched its upgraded

steel bar induction heat treatment furnace, bringing precise, energy-saving, and fully automated thermal processing technology to steel bar manufacturing,

automotive parts, engineering machinery, and hardware processing industries. Targeting the common drawbacks of traditional resistance furnaces and early

heating equipment, including uneven hardness, severe surface decarburization, high energy waste and low automation, the new furnace achieves comprehensive

upgrades in heating accuracy, operational stability and production efficiency.

Forever Electromechanical Unveils New-Generation Steel Bar Induction Heat Treatment Furnace

Different from traditional flame heating that relies on external heat radiation, Forever’s new steel bar quenching and tempering machine adopts advanced medium-frequency electromagnetic induction heating principle. It generates heat uniformly inside the steel bar through eddy current effect, realizing synchronous heating from core to surface. This innovative heating method completely avoids long-term high-temperature baking of workpieces, effectively reducing surface oxidation and decarburization defects, and greatly lowering material loss. The finished steel bars feature uniform metallographic structure and stable hardness, fully meeting strict quality requirements for high-strength bolts, transmission shafts, piston rods and mechanical structural steel bars.

Equipped with a self-developed IGBT high-efficiency power supply system, the equipment boasts an electrothermal conversion efficiency of over 92%, which is 35% higher than traditional heating furnaces. It effectively cuts long-term production power consumption for processing enterprises. Supported by a full closed-loop PLC intelligent control system and high-precision infrared temperature sensors, the furnace realizes real-time temperature monitoring and dynamic power adjustment, controlling the overall temperature fluctuation within ±2°C. Whether for small-diameter fine steel bars or large-size thick bars, the equipment can maintain consistent heating quality and stable hardened layer depth, drastically reducing product reject rates.

steel bar induction hardening and tempering furnace

Forever Electromechanical Unveils New-Generation Steel Bar Induction Heat Treatment Furnace

Full-process automation is another core highlight of the upgraded furnace. The integrated production workflow covers automatic feeding, preheating, quenching, tempering and automatic discharging. Operators only need to set parameters such as steel grade, bar diameter and target hardness on the HMI touch screen. The system can automatically match heating power and conveying speed without repeated manual debugging. It supports 24-hour uninterrupted stable operation with ultra-low failure rate, perfectly adapting to mass batch production and customized small-batch processing needs. Meanwhile, all production data can be automatically stored and uploaded for quality traceability, facilitating standardized management for export-oriented manufacturers.

In terms of environmental protection and safety, the steel bar hardening and tempering furnace achieves zero flue gas and dust emission during operation, complying with EU and global industrial environmental protection standards. The matched circulating water cooling system reduces water consumption by more than 40% compared with traditional equipment. Standard configurations including over-current, over-temperature and overload protection devices, as well as safety interlock emergency stop system, eliminate potential workshop safety risks. The modular structural design simplifies daily maintenance and component replacement, effectively reducing production downtime.

Forever Electromechanical Unveils New-Generation Steel Bar Induction Heat Treatment Furnace

Forever Electromechanical stated that the new has completed multi-scene industrial commissioning and verification. The company provides one-stop services including free factory layout design, on-site installation and commissioning, professional technical training, 12-month full-machine warranty and lifelong remote after-sales service. Customized solutions for special steel materials and non-standard bar sizes are also available.
Industry insiders believe that the new equipment will effectively solve the pain points of low efficiency and poor stability in traditional steel bar heat treatment. It helps global metal processing enterprises achieve quality upgrading, cost reduction and green production, becoming an ideal upgraded replacement for traditional thermal processing equipment.


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