A mid-frequency induction furnace uses high-frequency alternating current to generate heat directly in the metal charge through electromagnetic induction. It is commonly used for melting and refining alloys with fast heating, accurate temperature control, and good energy efficiency.
Q
What are the typical applications of your mid-frequency furnaces?
A
Common applications include melting non-ferrous metals (aluminum, copper, zinc, magnesium), alloy production, scrap-to-ingot recycling, holding and refining of molten metals, and dedicated small-to-medium capacity foundry operations requiring fast start-up and precise temperature control.
Q
What capacity and power ranges do your furnaces cover?
A
Our mid-frequency furnaces cover a broad range, from small-capacity units (tewerized/gun-type models) to larger industrial lines. Typical power ranges span from a few tens of kilowatts up to several hundred kilowatts, with molten metal capacities tailored to customer requirements. Please contact us for specific models and quotes.
Q
How energy-efficient is a mid-frequency furnace compared to other melting methods?
A
Mid-frequency induction furnaces generally offer high energy efficiency due to low radiant heat loss, direct heating of the charge, and rapid melting cycles. Efficiency varies with alloy type, crucible/material, coil design, and process control. Our systems are engineered to minimize heat losses and optimize melting cycles.
Q
What cooling methods are used, and how is maintenance managed?
A
Cooling can be air-cooled or water-cooled depending on the model and duty. Regular maintenance includes checking power electronics (inverter/module), cooling system (for water-cooled units), consumables (refractory lining, crucibles), coil integrity, and electrical connections. We provide service manuals and optional on-site maintenance contracts.
Q
What is the typical lead time from order to installation?
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Lead times depend on model, customization, and current capacity. Standard models may ship in 6–12 weeks, while highly customized systems can take longer. Our sales team will provide a precise timeline after confirming specifications and arrangement of site readiness.
Q
Do you offer after-sales service and maintenance?
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Yes. We offer comprehensive after-sales support, including remote diagnostics, spare parts supply, operator training, and optional extended warranty programs. We also provide training for safe and efficient furnace operation.
Q
What safety features are included?
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Our furnaces include multiple safety features such as automatic furnace shutoff on abnormal temperature or current, door interlocks, emergency stop, overheat protection, arc fault detection, fault diagnostics, and protective enclosures to minimize exposure to hot surfaces and electromagnetic fields. Compliance with relevant local safety standards is ensured.
Q
Can your furnaces be integrated with existing control systems?
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Yes. Our furnaces support standard industrial communication protocols (e.g., PLC, SCADA, OPC UA) and can be integrated with your existing control system. We offer customization to meet specific control and data logging requirements.
Q
What customization options are available?
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We can tailor induction coils, crucible materials, refractory linings, tank geometry, cooling configurations, automation interfaces, and control software to your specific alloy and production process. Our engineering team works with you from concept to commissioning.
Provide details: intended alloy, target capacity, power rating, process flow, available site data, and any special requirements. We typically respond within 1–2 business days with a tailored proposal.
Q
What datasets or documentation are provided with the furnace?
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We provide technical datasheets, installation manuals, maintenance guides, spare parts lists, warranty terms, and commissioning checklists. Optional: 3D models, coil winding drawings, and control software licenses.
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