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Arcast Arc And Induction Cold Crucible, Graphite Crucible

Thermal characteristics of induction heating in cold ...

A great number of sophisticated methods and induction devices are applied in induction scull melting [3], in heating in the inductive crucible [4,5], in cold crucible melting [6][7][8] [9], in ...

Arcast Materials Refining and Alloying Services

By using high temperatures, cold crucible, vacuum or high pressure processing we can achieve significant improvements in a material’s composition. Our customers have benefited from direct processing of materials like titanium sponge into high quality spherical powder. ... By using various plasma, arc and induction …

Preparation of TiAl-based alloys by induction melting in ...

Three TiAl-based alloys with nominal composition Ti-47Al-8Nb, Ti-47Al-8Ta and Ti-47Al-8Ta-0.3Y (at.%) were prepared by induction melting in graphite crucibles and centrifugal casting into graphite ...

Melting Furnace, Refractory, Crucible, Insulating, Pouring ...

NIPPON CRUCIBLE CO., LTD., JAPAN - refractories and crucibles, products for steels - iron runner material, tap hole material, immersion nozzles, sliding gates, graphite sheets, products for cast iron and cast steel - refractories for cupolas, materials for induction …

China Crucibles Melting Induction, China Crucibles Melting ...

B:gold melting graphite crucible Features : 1.Induction heating melting furnace use crucible high temperature to heat metal. We are looking forward to cooperating with all of our friends to develop and boom together hand in hand. 4.How to use your machine9 We …

US20110192837A1 - Graphite crucible for electromagnetic ...

Disclosed herein are a graphite crucible for electromagnetic induction-based silicon melting and an apparatus for silicon melting/refining using the same, which performs a melting operation by a combination of indirect melting and direct melting. The crucible is formed of a graphite material and includes a cylindrical body having an open upper part through which a silicon raw material is ...

Arcast Products - Arcast Arc and Induction Cold Crucible ...

Arcast Induction Cold Crucible Melters will melt, cast and rapidly solidify metal alloys using a clean, ceramic free cold crucible process. Known as cold crucible levitation melting (CCLM) or cold crucible induction melting (CCIM), the process allows a …

JPH07157866A - Graphite crucible for vacuum deposition ...

PURPOSE:To efficiently evaporate a metal, suppress its reaction with metallic vapor on the outer surface of the crucible causing its deterioration and improve the durability of the crucible by limiting the electric specific resistance of a crucible to be used at the time of subjecting vacuum depositing metal to high frequency induction heating and the thickness of its side wall.

(PDF) Vacuum Induction Melting of TiNi Alloys Using BaZrO ...

In this work, a Ti–48Al alloy was induction melted in a ZrO2·SiO2-based crucible with Y2O3 inner layer using different superheating temperatures (1600 and 1650°C) and times (0, 60 and 90s) and ...

Arcs and Sparks in a Crucible | Small scale DC Arc melting ...

Jun 01, 2014· Graphite Crucible Anode. A 3”x3”x1” block of graphite was used as a crucible to test melting titanium with the 300 amp power supply set for 200 amps. A piece of 1” ⌀ x 0.75” Grade 2 titanium was placed on the block and an arc …

Furnaces, Castables, Corundum Crucibles, Ladles, Graphite ...

November 25, 2019, 568 links Q ÷ Z QINGDAO DURATIGHT GRAPHITE CO., LTD., CHINA - manufacturer of carbon additive for metal casting, smelting and friction, graphite electrodes for different furnaces, large size, fine grain and high purity graphite materials, crucibles, moulds. QUALIMACH LTD., UK - new and used furnace & foundry equipment from leading manufacturers - used electric arc …

Cold crucible induction furnace - KEOUGH GRAHAM A.

Aug 11, 2005· 1. A cold crucible induction furnace for heating an electrically conductive load, the cold crucible furnace comprising: an at least partially slotted furnace wall and a base to form the crucible volume in which the electrically conductive load is contained; a plurality of protrusions separating the at least partially slotted furnace wall from the base; at least one induction coil at least ...

Why do graphite crucibles of similar shapes, but with ...

Porosity of graphite and also grain boundaries in sintered graphite crucibles, are two effective factors in response of crucible to the eddy current, and may change its behavior during induction ...

On the reaction between NiTi melts and crucible graphite ...

The advantages of graphite crucibles include; easy handling, low price, minimal erosion and high thermal shock resistance and the ability to produce highly homogenous alloys [40,44,130].

COLD CRUCIBLE INDUCTION MELTER: TECHNOLOGY …

overall efficiency of the cold crucible induction heating was observed to be 17.2%. Bench scale experimental studies Subsequent to the successful demonstration of the laboratory scale unit, a bench scale cold crucible induction melter of 200 mm inside diameter was designed and tested, to demonstrate formation of

Arcast Inc Arc 200 melt.m4v - YouTube

Nov 27, 2011· Vacuum Arc Melting with the Arcast Inc. Arc 200 furnace and casting rig. ... Vacuum casting gold, silver, palladium, titanium into graphite or plaster molds. ... Cold Crucible Induction …

US9265095B2 - Metal sector having curved inner surface and ...

A cold crucible induction melter includes a wall formed of a plurality of metal sectors insulated by an insulator. Each metal sector includes an inner curved portion which forms an inner surface of the wall and is convex inward relative to the wall, an outer planar portion which forms an outer surface of the wall, and two side planar portions which connect the inner curved portion to the outer ...

China Manufacturer Supply Pro Cast Foundry Clay Graphite ...

Graphite crucible pot has good thermal conductivity and high temperature resistance. In the process of high temperature, the thermal expansion coefficient is small. platinum crucible has certain anti-strain properties for hot and cold…

Inductive melting in cold wall crucible: technology and ...

with cold wall induction crucibles in the range of 0.1-1 dm³ as it is needed for developments in pilot scale manufacturing. For cold wall induction crucibles of this size, a new devel - opment was necessary as they have to be designed com-pletely different than huge production cold wall induction crucibles.

Vacuum Arc - an overview | ScienceDirect Topics

Cold-wall crucible melting limits the superheat of the melt compared with VIM, generally in the range of 10–60 °C, with the amount of available superheat being somewhat a function of the crucible and coil …

Induction crucible furnace-thermos

Known induction crucible furnace containing an inductor and a crucible made of refractory which the element is made in the form of a hollow cylinder without a bottom with inner and outer diameters, respectively 0,4-0,6 and 0,9-0,95 from the inner diameter of the crucible, in addition, the height of the hollow cylinder is 0.8-1.5 height of the ...

US9265095B2 - Metal sector having curved inner surface and ...

A cold crucible induction melter includes a wall formed of a plurality of metal sectors insulated by an insulator. Each metal sector includes an inner curved portion which forms an inner surface of the wall …

SiC Crucibles For Melting Aluminium And Copper, Brass,Clay ...

Buy SiC Crucibles For Melting Aluminium And Copper, Brass,Clay Graphite Crucible, Find Details include Size,Weight,Model and Width about SiC Crucibles For Melting Aluminium And Copper, Brass,Clay Graphite Crucible. Make an Inquiry for SiC Crucibles For Melting Aluminium And Copper, Brass,Clay Graphite Crucible …

Pilot-scale experimental evaluation of induction melting ...

Jan 01, 2019· Vacuum induction melting in the refractory crucible has been considered as a cost reduction way for the fabrication of TiAl-based alloys. In this study, experimental proof for the feasibility of the pilot-scale melting of Ti-46Al-8Nb alloy was performed in the fused BaZrO 3 crucible…

Vacuum induction melting of NiTi shape memory alloys in ...

Three TiAl-based alloys with nominal composition Ti-47Al-8Nb, Ti-47Al-8Ta and Ti-47Al-8Ta-0.3Y (at.%) were prepared by induction melting in graphite crucibles and centrifugal casting into graphite ...

Cold Crucible Melting and Cylindrical Coils - YouTube

Jun 22, 2014· This section from Chapter 3 of Fluxtrol's Training Course on Induction Heating discusses Cold Crucible Melting and Cylindrical Coils. ... 1KG Graphite crucible melting furnace ... Arcast …

Arcast Inc Cold Crucible Induction Melting.asf - YouTube

Feb 27, 2011· Arcast Inc. visit www.arcastinc.com Cold Crucible Induction Melting, levitation melting of Ti-Ni-Hf shape memory alloy. This method can be used for Ti, Z...

Buy Induction Melting Crucible Price,Size,Weight,Model ...

Q:Medium frequency furnace plus graphite crucible does not start The graphite content of the crucible is too low, the furnace is not tight enough, the quartz sand is not tight between the induction ring and the crucible, and can not start or the electric current is slightly large, and the power is automatically cut off.

Remelting of extruded briquettes containing oxides and ...

The invention consists in the following. Industrial induction crucible furnace equipped with a device to allow burning electric arc between graphite electrodes and the charge is th. At the bottom of the crucible load electrically conductive charge (scrap, steel balance from the previous melt and ignite the arc.

Arcast: Producing a new generation of metal powders for AM

In 2009, Arcast sold its first Arc 200 cold-crucible arc melting system. The company had identified a need for such systems from various research establishments and universities investigating and …

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