Rhenium is used as an additive to tungsten and molybdenum-based alloys to impart useful properties. Uses. It is widely used as filaments for mass spectrographs and ion gauges. Rhenium-molybdenum alloys are superconductive at 10 K. Rhenium is also used as an electrical contact material because it has good wear resistance and withstands arc ...Web

The two examples below demonstrate the comparison of pure Rhenium to the new SISAlloy® (Y/Re alloy) filaments. By reducing warping and sagging the life of the filaments is improved. Electron microscopy studies demonstrated that the yttria oxide particles intermixed with the rhenium particles which minimized the grain growth in the alloy …Web

Previous space-borne mass spectrometers were primarily designed with the EI method using rhenium tungsten alloy filaments, enabling up to 100–200 μA emission in typical cases. The emission level is desired to be enhanced because the sensitivity of mass spectrometers is a critical requirement for the future in situ mass spectrometry related ...Web

Rhenium Alloys produces Rhenium Heater Filaments for today's most reputable systems, and continues to manufacture rhenium filaments for legacy systems including the D125, D180 and D300 units. OEM and customer specific versions are also being produced daily. Rhenium Alloys can produce rhenium filaments to any customer's design …Web

Rhenium is used in superalloys, such as CMSX-4 (2nd generation) and CMSX-10 (3rd generation). These superalloys are used in industrial gas turbine engines like the GE 7FA. Rhenium filaments are used in mass spectrometers, ion gauges and photoflash lamps in photography. Rhenium-platinum alloys are used as a catalyst for catalytic reforming.Web

7.3.1.2 Use of rhenium alloys in other filament applications 96. 7.3.1.3 Use of rhenium alloys in heater elements 97. 7.3.1.4 Use of rhenium alloys in X-ray tubes and targets 98. 7.3.1.5 Use of ...Web

Rhenium Alloys. Rhenium Alloys Rhenium Powder 99.99% . Chemical Name: Rhenium CAS Number: End Uses: Electrical/Electronic Applications Grade: High Purity Grade Synonyms: Nipponium, Re Rhenium Alloys Rhenium Powder 99.99% are widely used in the production of high density, high temperature parts for aerospace, defense, …Web

Straight Wire CI Filaments. Straight wire filaments were constructed from 0.0055" diameter pure Rhenium, Yttria/Rhenium alloy and 3%Rhemium/97% Tungsten. Filaments were tested in a mass spectrometer under CI conditions using Methane as the gas and helium as the GC carrier gas. Themass spectrometer utilized a high frequency AC filament power ...Web

Selective dissolution of a tungsten (85 wt.%)–rhenium (15 wt.%) alloy with rhenium in hydrochloric acid at the temperature of 298 K and anodic polarization modes was carried out to develop a porous catalytic substrate and to recycle rare metals. The parameters of the effective selective anodic dissolution of the tungsten–rhenium alloy, …Web

The metal and its alloys have found limited application as turbine blades in fighter-jet engines, fountain pen points, high-temperature thermocouples (with platinum), catalysts, electrical contact points, and instrument-bearing points and in electrical components, such as in flashbulb filaments as an alloy with tungsten. Rhenium does not occur ...Web

Rhenium can also be highly effective in the treatment of liver tumors. H. Cross Company can supply your rhenium needs in two grades, the standard 99.98% minimum purity and for spectrographic filaments or applications requiring the highest purity a 99.999% zone refined rhenium. We can supply wire, rod, sheet, foil, strip or ribbon in the ...Web

Nickel-based single-crystal superalloys are the key materials for the manufacturing and development of advanced aeroengines. Rhenium is a crucial alloying element in the advanced nickel-based single-crystal superalloys for its special strengthening effects. The addition of Re could effectively enhance the creep properties of the single …Web

The addition of rhenium improves creep resistance albeit in lower concentration such as 5 wt%. The W Re alloys with high quantities of Re (~ 25 wt%) bear poorer creep resistance compared to the W Re alloys with Re content of around 5 wt%. b. The addition of dispersoids such as ThO 2, HfC or La 2 O 3 improves the creep …Web

Rhenium and Rhenium Alloy applications include electronic products, thermocouples, high temperature furnace parts, welding, wire mesh grids, aerospace, filaments for mass spectrographs and ion gauges, Rhenium-molybdenum alloys become super-conducting at 10K, Electrical contact material, as it has good wear resistance and withstands arc ...Web

Rhenium has high melting point of 3180°C next to tungsten. The ductility of rhenium can be maintained even after recrystallization. It is best-suited for filaments due to its high electrical resistivity and low vapor pressure. Rhenium can be added to other refractory metals as it improves the ductility and tensile strength of the alloys.Web

Rhenium Alloys is a major supplier of Metalizing Filaments to the vacuum metalizing and evaporation industries. They are engineered to provide reliable thin film coatings on automotive lamp reflectors, and …Web

Rhenium (Re) and osmium (Os) are both members of the sixth period of the periodic table of elements. While Re has chemical properties similar to molybdenum (Mo), Os is one of the six platinum-group elements (PGEs). Both Re and Os are strongly siderophile and present in minute quantities in terrestrial rocks; their concentrations are extremely low in igneous …Web

Rhenium and Rhenium Alloy applications include electronic products, thermocouples, high temperature furnace parts, welding, wire mesh grids, aerospace, filaments for mass spectrographs and ion gauges, Rhenium-molybdenum alloys become super-conducting at 10K, Electrical contact material, as it has good wear resistance and withstands arc ...Web

Rhenium Alloys is a major supplier of Tungsten Filaments to the vacuum metalizing and evaporation industries. They are engineered to provide reliable thin film coatings on automotive lamp reflectors, ... The extreme high quality of our Tungsten Filaments provides excellent uniform thermal conductivity, ensuring reliable performance and long ...Web

A new Rhenium alloy usable for improving the performance of emission filaments used in mass spectrometers or other similar scientific instruments, which is made by adding low level concentrations of Yttrium Oxide to Rhenium of less than 10%. This new alloy has demonstrated superior performance characteristics compared to pure Rhenium for this …Web

One of the largest applications for rhenium is for mass spectrometer filaments, where it is available in commercial (99.99%) and zone-refined (99.995%) purities. ... Rhenium Alloys. Rhenium is a beneficial alloying addition with other refractory metals. Rhenium greatly enhances the ductility and tensile strength of refractory metals and their ...Web

The optimum sequence of these operations varies for rhenium ad it alloys and depends on the final end form. Applications. Additive to tungsten and molybdenum-based alloys to increase ductility at higher temperatures; …Web

Rhenium Alloys offers Rhenium and Molybdenum-Rhenium in plate, sheet, foil and ribbon. For over 45 years, Rhenium Alloys has been delivering high performance refractory metals to customers who desire an alloy that can withstand extreme temperatures and harsh environments. Alloying Rhenium and Molybdenum increases both strength and …Web

The amount of rhenium in the tungsten based alloy filament effective for attaining the advantages of the invention does not exceed about 7% by weight of the alloy and may be as low as about 0.1% by weight or lower (all percentages given in this specification are by weight unless indicated to be otherwise). The lower limit of rhenium content in ...Web

Our Rhenium Wire is 99.99% pure and has high strength and excellent ductility. Molybdenum-47.5%-Rhenium Wire is used in welding, electronics and wire mesh grids for the space industries. Tungsten Wire, with its very high tensile strength even at a very small diameter, is widely used for thermocouples, electronic devices, and lighting.Web

Yesterday's Pioneer, Today's Leader. rhenium TF: 888-RHENIUM (888-743-6486) PH: 440-365-7388 FX: 888-366-9830 Rhenium MOCVD Heater Filaments For nearly 20 years Rhenium Alloys has been the leader in production of the highest quality rhenium heater filaments for the MOCVD Industry. Rhenium Alloys has been the OEMWeb

Rhenium Alloys produces the highest quality rhenium heater filaments for the MOCVD Industry. We offer a proprietary, patent pending, surface treatment that increases the heat transfer efficiency without adding the contamination risk from steel shot peening and …Web

Applications for the metal include its use as an alloying element with tungsten, the resulting alloy having a very high electrical resistance making it suitable for electrical filaments. Rhenium has a very high melting point (3,180°C) and is used in high temperature thermocouples, electrical contacts and thermistors.Web

About Pure Rhenium. Pure rhenium is an important material for many scientific instrument filaments, as well as other electron and ion source filaments. Most rhenium naturally occurs in porphyry copper deposits. Hydrogen reduction is used to convert ammonium perrhenate to pure rhenium powder. The pure rhenium powder is pressed and sintered …Web

Rhenium's high melting point and stability outside of a vacuum also makes it a great ingredient for filaments used in open air. Camera flashes and mass spectrometers are among the common uses of rhenium filaments. ... New lower rhenium content alloys have pushed the price of this critical metal down to around US$1,750/kg during the first …Web

A rare earth metal, rhenium (pronounced as REE-nee-em) belongs to the family of transition metals denoted by the chemical symbol Re [1]. It has 33 isotopes with known half-lives, their mass numbers ranging from 160 to 192. Naturally occurring rhenium is a mixture of a stable isotope, Rhenium-185 and a radioactive isotope, Rhenium-187 [2, 9].Web

Rhenium is used as an additive to tungsten and molybdenum-based alloys to impart useful properties. It is widely used for filaments for mass spectrographs and ion gages. Rhenium-molybdenum alloys are superconductive at 10 K. Rhenium is also used as an electrical contact material as it has good wear resistance and withstands arc …Web