Steel Blank Hot Forge Oven Induction Heating Equipment Low frequency

Advanced induction heating equipment designed for steel blank hot forging applications with reliable performance and energy efficiency.

Input Power: 380V/50Hz 3 phases 4 lines (I neutral line)

Input Cooling Water Pressure: ≥ 0.1Mpa

• Designed, researched and produced by Duolin engineer team with lifetime machine service
• CE and ISO 9001:2015 certified for quality assurance and stable performance
• Latest IGBT inversion technology for fast heating and improved production efficiency
• Environmentally friendly alternative to traditional gas or coal heating
• 16 fault alarm system (OC, OV, LW, OT, PL, etc.) for machine protection and quick recovery
• Time set function with 24-hour non-stop operation and 100% duty cycle
• Wide applications including billet heating, hardening, heat treatment, brazing, coating, annealing, soldering, shrink fitting, and welding
• Premium components from Schneider, Infineon, Omron and other reputable brands
• Complete support system including furnace, feeding and delivery system, water cooling system, and infrared thermometer
• Special PLC programming for easy integration into production lines and automation
• Customized local input power options: 400V+/-10% 50Hz or 600V 60Hz
• Excellent reliability with perfect protection system, reliable components, and soft switch technology

Induction heating is widely used across multiple industries including automotive, oil and gas, fasteners manufacturing, tube and pipe heating, ship building, package sealing, wire and cable heating, and spring making.

• Heat treatment plants for gear, pin shaft, and automotive parts surface hardening
• Copper tube and saw blade machine tool brazing, pipe heating for bending and coating
• Induction heating for shrink fitting, annealing, and normalizing processes

• CE and ISO certification
• 26 National Patents

• 24 hours online service
• Custom design and induction heating solutions
• Maintenance training & troubleshooting guidance
• Large inventory of spare parts ready for immediate delivery

Please send us your heating requirements for the following services:

• Engineer team will find suitable heating solutions
• Custom coil design
• Free testing in our factory until both parties are satisfied with results

• Lifetime machine service with available spare parts
• Production line layout, manuals, installation and training
• Coil repair services
• Expert suggestions and new coil design if heating purposes change

Duolin Brand Induction Heating Machine Factory

Duolin is a famous brand of Induction Heating Machine in China since 1996. The company built factory buildings in 2002 and started internal trade in 2009, accumulating more than 20 years of experience in induction heating. Our equipment uses IGBT series resonance technology for energy efficiency, with power ranging from 7-1500KW and frequency from 0.5-250KHz. Widely used for hot forging, coating, brazing, hardening and heat treatment applications.

Duolin engineer team will offer customers the most suitable induction heating solutions!

• Billet hot forging plant, full heating and local heating, diameter 8-200 mm
• Heat treatment plant for gear, pin shaft, automotive parts surface hardening
• Copper tube, saw blade machine tool brazing, pipe heating for bending and coating
• Induction heating for shrink fitting, annealing, normalizing

Induction heating is widely used in automotive industry, oil and gas industry, fasteners manufacture, tube and pipe heating, ship building industry, package sealing industry, wire and cable heating, spring making, and more.