Under the condition of vacuum, it uses the medium frequency induction heating to melt metal. Development and operation of modern equipment for vacuum steelmaking are briefly discussed. In vacuum arc melting the chamber is evacuated and then back filled with argon gas. It is an ideal tool for researching new metallic alloys with both melting point v acuum heat treatment furnace. The vim furnace is modular and scalable according to the specific needs of each client. Itc induction melting furnaces are designed for maximum electrical efficiency using heavy walled, high electrically conductive copper tubing. It is widely used in scientific research and production departments, that is, the research and production of nickel base and its special steel, precision alloy, ndfeb, metal dysprosium, active metal, high temperature. A wide variety of vacuum induction melting furnace options are available to you, there are 389 suppliers who sells vacuum induction melting furnace on, mainly located in asia.
The metal is melted in a crucible housed in a watercooled induction coil and the furnace is typically lined with suitable refractories. The top countries of supplier is china, from which the percentage of vacuum melting furnace supply is 100% respectively. The essential features of the furnace, in addition to the segmented crucible, were a vacuumtight chamber for melting in a controlled atmosphere, a system for sidefeeding metal and insulating slag into the crucible, and a mechanism for withdrawing the ingot that was formed. The typical sessile drop flash remelt furnace structure with. Each offers a range of productive capacity, control and process capabilities based upon pumping and instrumentation systems utilized. The vacuum levels are in the range of 101 to 104 mbar. A wide variety of vacuum melting furnace options are available to you, there are 728 suppliers who sells vacuum melting furnace on, mainly located in asia. Vacuum induction melting furnaces vim inductotherm group. The eddy currents heat and eventually melt the charge.
Vacuum induction melting furnaces inductotherm group. The top countries of supplier is china, from which the percentage of vacuum induction melting furnace supply is. A smaller lift coil with a 200 pound capacity is used for alloys with lower melting points such as aluminum and brass. Vacuum induction melting furnace ald vacuum technologies. Special furnace design 1500kw 2x3000kg melting furnace at the time of casting norway 5m design coreless induction melting furnace with all accessories safety back and side barriers back tilting, capture hood and easy lining removal system hydraulic furnace lid gas vacuuming system demountable top cassette design high insulated shielding system. Design analysis of an electric induction furnace for. Vacuum induction melting furnace manufacturers therelek. The source is the induction coil, which carries an alternating current.
Vacuum induction melting vim furnaces allow to obtain results unattainable by conventional furnaces, since they allow to melt and cast reactive metals such as titanium, or special alloys like inconel, or reduce the porosity of the semifinished products of precious metals including pgm platinum group metals. China vacuum induction melting furnace, vacuum induction. Ecm technologies is a historic actor in the induction sector. It has an extremely durable and highquality construction with a cast and fired refractory top and bottom blocks. Heating is via an electric arc struck between a tungsten electrode and metals placed in a depression crucible in the copper hearth. Vacuum induction melting furnace are designed specifically to melt metal and process superalloys, stainless steels, magnetic and battery alloys, electronic alloys,and other demanding high value alloys. Vim the process vacuum induction melting vim is the melting of metal via electromagnetic induction under vacuum. Induction copper melting furnace is mainly divided into linefrequence cored induction furnace and medium frequency induction furnace. Dec 28, 2015 the various industrial vacuum melting techniques are considered, compared, and particular features of each process outlined. An induction furnace is an electrical furnace in which the heat is applied by induction heating of metal. It can protect metals from refining and chemical components,so can achieve the increasing quality demands. Operating in the high and low vacuum range, this furnace is built in two versions. This induction melting furnace can melt 20 kg to 900 kg.
Vacuum induction melting furnace design vacuum furnace. The linefrequence cored induction furnace can melt and heat the metal, the heating is evenly with no loss, which is convenient for adjusting the molten metal composition. The air tight chamber is designed to withstand the vacuum required. An induction furnace containing a refractory lined crucible.
Vacuum induction melting systems inductotherm corp. As the sio2 spots run out, these situations are reversed. Vacuum and high vacuum pumping systems are either oil sealed or entirely dry. It is a kind of device that converts threephase power current into single phase power current by electromagnetic induction, to make metal produce eddy current loss and finally achieve the goal of heating and melting. Vacuum induction melting systems require vacuum induction furnaces that can withstand the harsh environments that vacuum and controlled atmospheres often create. The induction coil is constructed from highconductivity, heavy wall copper tubing. Vacuum melting operations begin with loading rare earths and metals into the furnace. Power cables can be brought out by either side for. Melting type induction furnaces also see induction.
Microtech make vacuum induction melting furnace can be manufactured as per users requirement. Melting for both investment and sand casting is performed using electric induction furnaces. Vacuum induction smelting furnace,smelting furnace manufacturer. Ferrous and nonferrous metals and alloys,carbons, graphites and composites. Induction heating induces eddy currents within conductors. There are 6 basic horizontal furnace sizes to choose from. Vacuum induction melting furnace hello, welcome to the north vacuum filter induction melting furnace, we are a professional vacuum furnace manufacturer in china. Vacuum induction melting furnace is a complete set of vacuum smelting equipments. Retechs market dominance is predicated upon intelligent design, including precise and reliable heating, recipe driven controls, data acquisition. Induction melting furnace superb elctromachinery co.
There are three main parts to the vacuum induction melting system. The furnace is induction heated to ensure equipment. This is because metals are versatile elements whose fields of application are very wide in human lives. The vacuum unit with rotary and diffusion pumps can attain a vacuum of 10 6. Consarc follows in the tradition of its parent company, inductotherm, a leader in the induction furnace. As the principal supplier of induction furnaces and power supply units for the worlds leading vacuum system manufacturers and precision investment casters, we know that our equipment is up to the challenge. Once molten the metal can be poured either under the vacuum or a gas purged atmosphere. Induction melting applications and furnace technology. It involves in jewelry casting, foundry and steel plant. Our industrial vacuum melting furnace range is modular to perfectly fit into the production line. Vim of titanium alloys in refractory crucibles instead of other melting. China vacuum induction melting furnace manufacturers select 2020 high quality vacuum induction melting furnace products in best price from certified chinese furnace manufacturers, melting furnace suppliers, wholesalers and factory on. Nov 07, 2007 as the name suggests, the process involves melting of a metal under vacuum conditions.
They are packed with features that are considered optional on other sytems. Induction furnace for metals melting furnaces for melting type fimnt manual extraction absolute alloy homogeneity guaranteed by the medium frequency converter reduction of melting losses due to uniform temperature distribution on the melting material. Introduction titanium and titanium alloys show a wide range of interesting properties, thus being a common choice in. Vacuum melting systems are generally utilised for processing high purity specialised exotic alloys. A characteristic design feature of the first design type is that the vacuum is restricted to the melting crucible itself. A wide variety of configurations are available to match customer requirements. Designs and manufactures furnace systems for a variety of metallurgical processes, including. The induction furnace is connected to an ac power source at a frequency precisely correlating to the furnace. The advantage of the induction furnace is a clean, energyefficient and wellcontrollable melting process compared to most other means of metal melting. Vacuum induction melting is indispensable in the manufacture of superalloys. Induction vacuum heat treatment furnaces consarc engineering.
The induction furnace is connected to an ac power source at a frequency precisely. In vacuum induction melting vim a melting process that results in reduced gas content and good alloy chemistry control an electrode or ingot is created, generally by melting vacuum grade. Emphasis is placed on the many advantages and benefits steel users are provided with vacuum melted products. Production vacuum furnace equipmen centorr vacuum industries. Furthermore, a test series is conducted in order to test the most promising approaches. Induction heating is a very robust configuration and is normally preferred for the highest temperature applications to over 2500 o c or in certain arduous process environments e. The essential features of the furnace, in addition to the segmented crucible, were a vacuum tight chamber for melting in a controlled atmosphere, a system for sidefeeding metal and insulating slag into the crucible, and a mechanism for withdrawing the ingot that was formed. Induction vacuum heat treatment furnaces as an alternative to resistance heating consarc offers a wide range of high temperature induction heated vacuum furnaces. They are ideal for laboratory or small lot production purposes. Vacuum induction melting vim is the melting of metal via electromagnetic induction under vacuum.
Superb induction melting furnace with highly efficient melting rate can save the cost in operation. Vacuum induction melting furnace cooldo industrial co. Older vim furnaces may have been designed as singlechamber systems with the mold put inside the furnace before the beginning of the melt. Otto junker offer a vacuum version of their mediumfrequency coreless induction furnace. The top countries of supplier is china, from which the percentage of vacuum induction melting furnace supply is 100% respectively. Vacuum melting, casting and remelting equipment have been implemented in huge numbers over the recent years mainly with an intention to try and eradicate impurities from the process wherever possible. Continuous vacuum induction melting furnace youtube.
Eddy currents create heating effects to melt the metal. The following is the supplementary data to this article. As an alternative to resistance heating consarc offers a wide range of high temperature induction heated vacuum furnaces. Front load horizontal vacuum furnace industrial vacuum. Vacuum induction melting furnace for special steel. Two pvt vacuum induction melting furnaces, each with 1,000 lb. Feb 08, 2015 vim vacuum induction melting furnace vacuum induction melting is one of the most commonly used processes in secondary metallurgy applied for refining treatment in the liquid state and adjustment. The furnaces can be used with ceramic nonconductive crucibles or conductive crucibles such as graphite, clay graphite or silicon carbide. Electrical, mechanical, induction, furnace, aluminum, heat energy, charge, melting introduction in the production of mineral resources, the melting of metals has become one of the tremendous industrial practices in the forefront. Vacuum induction melting furnace for high temperature a. Vacuum smelting furnace this product is composed of furnace cover, furnace body, rotary mechanism, pouring device, vacuum system and high frequency power supply control system.
Northrup built the first prototype of a vacuum induction furnace in the. Induction vacuum melting furnaces for industries ecm. Our furnace equipment has proven to consistently deliver value and competitive advantage for products for the automotive and consumer industries as well as critical, highvalue equiax, directionally solidified or singlecrystal aerospace parts. Induction systems for vacuum and controlled atmospheres. This page was last edited on 25 november 2019, at 00. Induction melting furnaces products inductotherm corp. Induction melting furnaces induction technology corp. Vacuum induction melting furnace for 12000 kg steel alloy. Induction furnace capacities range from less than one kilogram to one hundred tonnes, and are used to melt iron and steel, copper, aluminium, and precious metals. Introduction the hightemperature vacuum distillation furnace is able to melt and consolidate the heavy metals, distill the volatile metals, be operable in argon containment box and heat reasonably fast while being capable of holding temperature. An induction furnace containing a refractory lined crucible surrounded by an induction coil is located inside a vacuum chamber. Vacuum induction melting vim is a metal process to use electromagnetic induction heating principle to melt the metal under vacuum conditions.
Oil fired furnace furnace oil is the major fuel used in oil fired furnaces, especially for reheating and heat treatment of materials. Vacuum induction melting of titanium alloys is hindered by a lack of. Melting furnaces for steel, cast iron use electricity in induction and arc furnaces. Power supply unit consists of solid state induction heating system with state of the art control circuit. We have a large gnb vacuum induction melter equipped with a high capacity, quick turnaround dry pumping system. Compared to air melting processes such electric arc furnaces eaf with argon oxygen decarburization aod converters, vim of superalloys provides a considerable reduction in oxygen and nitrogen contents. Induction vacuum furnaces induction heating equipment. Advanced vacuum melting and casting furnace systems operates vacuum heat treatment facilites, primarily for the aerospace and energy industries, including solar and nuclear industries. Induction vacuum furnace machines manufacturers and suppliers.
To learn more, please read our vacuum furnace npv analysis. Two 400 pound capacity box furnaces handle the larger pours. Cooldo vacuum induction melting furnace is one of the most commonly used heat processes under the vacuum or inert gas atmosphere protetion for metal refining treatment and adjustment of chemical composition and temperature to. Pdf interaction between metal and refractory in vim a new. Over 40 years, retech vacuum induction melting vim furnace equipment has proven to consistently deliver value and competitive advantage for our customers through a combination of system innovation and a focus on each customers specific needs. Vacuum induction melting furnace for metal refining under vacuum or inert gas atmosphere. The vacuum induction smelting furnace is mainly composed of a vertical shell, a smelting furnace, a lid and moving device, vacuum system, hydraulic system, as well as electrical control system. However they can be utilised for stainless steel and other metals.
Vacuum induction melting vim furnace ecm technologies. Evaluation of deoxidization techniques during vacuum. The most common applications for vacuum furnaces include heating small lot sizes, brazing parts of unusual shapes, repairing orphans from other heating processes, and other applications which benefit from whole part heating. Industrial high quality aluminium ingot induction melti. Vacuum induction melting, metalrefractory interaction, kinetics, computational thermodynamics.
Electromagnetic induction is used as the energy source for melting the metal. Cube induction melting furnace induction technology corp. If induction melting furnace is the star product of hengyang. Large vim furnaces consarc has designed and built over half of the large 3 tonnes or more vacuum induction melting systems in the world. It can be used for producing a wide range of materials, including special alloys that are cast for high value critical parts such as golf club heads, aerospace parts, automotive parts, and other equipment components that need special mechanical properties for successful. Topcast tvm are vacuum induction melting furnaces designed for the melting of. Precise control of the entire alloy chemistry process our vacuum induction melting vim furnaces can process a wide range of materials. Vacuum induction melting vim utilizes electric currents to melt metal within a vacuum. In lowtemperature processes the radiant heat transfer can be increased by convection assisted heating. In the early 90s, ecm technologies and cfei previously saphymo cell both members of the dynathermic group proposed heat treatment. Vacuum induction melting and casting vfe heat treatment. Precious metal melting systems vacuum melting power supplies and furnaces graphite susceptor heating systems water cooling system turnkey melting systems furnace, coil and watercooled lead repair. Induction furnace capacities range from less than one kilogram to one hundred tonnes, and are used to melt iron and steel, copper, aluminium, and precious metals the advantage of the induction furnace is a clean, energyefficient and wellcontrollable melting process compared to most.
In todays demanding manufacturing environment, foundries require equipment that is efficient, affordable and reliable. Vacuum induction melting vim has some specific advantages including, gas elimination, chemical composition control, process control and more. It is a dedicated furnace for smelting or ingot of cooper or cooper alloys under vacuum or protective atmospheres. Induction melting works by inducing electrical eddy currents in the metal. Lindberg horizontal vacuum furnaces offer a fast, efficient and economical answer to the production of highest quality heat treated parts. Vacuum induction melting and casting furnace hhvs vacuum induction melting vim has a reliable process and very versatile. Vacuum induction melting equipment produces ultraclean ingots, which are further refined by electrode remelting. To improve the quenching speed we provide as a standard solution quenching pressure up to 0,6 mpa 6 bar. From induction heating to vacuum induction melting. Consarc offers offer top or bottom loading induction heating furnaces. Vfseries vacuum induction furnaceseccos vf 1525 vacuum induction melting furnaces are the result of over six decades of design and manufacturing experience.
Titanium alloy vacuum melting induction furnace price. Pdf the behavior of iron melts within alumina crucibles in a vacuum induction furnace has been studied from the standpoint of the metalrefractory. Induction vacuum furnace applications the most common applications for vacuum furnaces include heating small lot sizes, brazing parts of unusual shapes, repairing orphans from other heating processes, and other applications which benefit from whole part heating. Vacuum induction melting exothermics has recently expanded into vacuum induction melting vim of a variety of high purity ferrous and nonferrous alloys and elements. Vim series vacuum induction melting furnace is a kind of high temperature heating equipment used for melting solid metal into liquid and tempering. It is an ideal tool for researching new metallic alloys with both melting point vim banyard.
528 760 1330 678 523 413 393 155 64 197 331 209 1511 1448 954 492 1104 1025 577 417 797 1431 721 1473 818 455 536 872 436 968 246 33 788 1223