News

Nov 11,2021

A brief overview of the operating principle and working advantages of medium-frequency furnace equipment in one minute.

The textbook does not provide a precise definition of medium-frequency heating equipment. As the name suggests, the principle and operational advantages of medium-frequency furnace equipment lie in its specialized function: it is a machine designed specifically for producing metal workpieces. More precisely, it’s a device used to heat non-ferrous metals and extrude them into various metal workpieces. The advent of the medium-frequency furnace has freed people from strenuous manual labor. With its fully automatic and multi-functional capabilities, this equipment offers versatility—meaning that, in addition to producing standard metal workpieces, the medium-frequency furnace can also be customized to meet your specific requirements.

Nov 21,2021

What is the price of a medium-frequency furnace? What are the things to keep in mind?

In the mechanical manufacturing industry, many pieces of equipment rely on electricity. Some can directly use DC power, while others require AC power—knowledge that only skilled technicians in the mechanical manufacturing sector possess. So, does everyone know what the price of a medium-frequency furnace is? And what are the key points to keep in mind? Let’s take a look together below.

Nov 26,2021

What is a medium-frequency furnace? What are its characteristics?

A medium-frequency furnace is a power device that converts the 50 Hz AC power frequency into a medium frequency (ranging from 300 Hz to 1,000 Hz). After rectification, the three-phase 50 Hz AC power is converted into DC power, which is then transformed into an adjustable medium-frequency current. This medium-frequency alternating current flows through capacitors and induction coils, generating high-density magnetic flux lines within the induction coil. As these magnetic flux lines cut across the metal material contained in the induction coil, large eddy currents are induced in the metal.

Dec 03,2021

Let me explain to you the precautions for steelmaking in medium-frequency furnaces.

Let me explain to you the precautions for steelmaking using medium-frequency furnaces. Actual production has fluctuated considerably. In early February of this year, due to a sluggish construction steel market and falling prices of imported iron ore, the cost of blast furnace-converter processes declined, making medium-frequency furnace steel plants lose their competitiveness and nearly all of them shut down. However, by July, as demand for construction steel increased and iron ore prices rose, production at medium-frequency furnace steel plants rebounded rapidly, reaching an annual output of 500 tons of steel.

Dec 06,2021

Working Principle and Advantages of Medium-Frequency Induction Furnaces

The medium-frequency induction furnace is a power supply device that converts 50 Hz AC power into medium frequency (above 300 Hz up to 10,000 Hz). It consists of a furnace body, a frequency conversion unit, and a furnace-front control system.

Dec 18,2021

Maintenance and Care of Medium-Frequency Induction Furnaces, Key Points for Safe Operation, and Methods for Handling Accidents

Maintenance of medium-frequency induction furnaces is crucial in production. Proper maintenance can promptly identify various potential hazards, prevent major accidents, extend the service life, ensure production safety, improve casting quality, and reduce costs. Operators should regularly record relevant electrical parameters, cooling water temperatures, and temperatures at key furnace components (such as the furnace bottom, furnace sides, and copper busbars of the induction coil housing), and continuously monitor the furnace’s operating condition. Under normal circumstances, the diesel generator should be started periodically to ensure the reliable operation of the medium-frequency induction furnace.

Jan 03,2022

What are the components of a medium-frequency induction furnace?

The medium-frequency induction furnace consists of a helical induction coil made of single-layer rectangular copper tubing. A refractory-lined crucible, which is embedded within the water-cooled helical induction coil, serves as the vessel for holding the metal being heated. Typically, a medium-frequency induction furnace comprises four main components: the power supply, the furnace body (primarily consisting of the induction coil and a refractory-lined crucible housed within the induction coil), a capacitor bank (used to improve the power factor), and the control and operating system.

Jan 18,2022

Melting Furnace Manufacturer: What are the equipment characteristics of a melting furnace?

Melting Furnace Manufacturer: A melting furnace utilizes a medium-frequency power supply operating at 200–2,500 Hz to induce heating with a power range of 20–2,500 kW. Due to its characteristics, it is also referred to as a medium-frequency induction furnace. It is primarily used for the smelting and temperature control of precious metals (such as gold, platinum, silver, copper, iron, stainless steel, aluminum alloys, aluminum, and other metals). This furnace is an ideal piece of equipment for university laboratories, research institutes, jewelry processing, and metalworking in Zhengzhou. The power supply employs imported IGBT devices, enabling a more integrated and compact design. Its effective output power exceeds 90%, and it achieves energy savings of up to 60% compared to traditional silicon-based medium-frequency furnaces!

Feb 03,2022

Melting Furnace Manufacturer: How is the cooling system of a melting furnace designed?

The furnace manufacturer would like to explain to you how the cooling system of a melting furnace works. The cooling system of a melting furnace primarily cools two main components: the power supply and the furnace body. The power supply section includes various power devices and electrical capacitor banks housed within the power cabinet. This power supply section consists of precision electrical equipment, and its cooling pipes are relatively thin. To prevent blockages caused by dirt buildup inside the pipes, softened water or purified water is typically used.

Feb 15,2022

Medium-Frequency Induction Furnace: Principle of Medium-Frequency Induction Furnace Equipment and Common Faults

Next, the manufacturer of medium-frequency induction furnaces will explain the operating principle of medium-frequency induction furnace equipment as well as common faults. The load—consisting of a capacitor and an induction coil (which can be connected in parallel or in series)—is supplied with power. This setup generates high-density magnetic flux lines within the induction coil, which cut through the metallic material inside the coil, inducing large eddy currents in the metal.