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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
Rhenium Alloys supplies pure Tungsten, and Tungsten alloys – Tungsten-Copper and Tungsten-Rhenium. Tungsten is commonly used in filaments, electric bulbs, electric …Web
قرأ أكثر
Other rhenium alloys, with tungsten and molybdenum, are used for filaments, grid heaters, cathode cups and ignitor wires in photoflash bulbs. One of the largest applications for rhenium is for mass spectrometer filaments. These are available in commercial (99.99%) and zone-refined (99.95%) purities. View chapter Explore book.Web
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
Rhenium MOCVD Heater Filaments . 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 other aggressive mechanical operations.Web
قرأ أكثر
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
قرأ أكثر
The most studied tungsten-rhenium alloys have either relatively low rhenium content (3–10 wt%) for optimum combinations of strength and ductility, or concentrations nearing the solubility limit (25–27 wt%) to maximize ductility. ... has been used in the range of 100-160 μg/g in creep-resistant alloys for incandescent light bulb filaments ...Web
قرأ أكثر
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
قرأ أكثر
Rhenium alloy is a combination of rhenium with one or more other metals, typically tungsten. ... Rhenium alloys are also extensively used in electronic components, such as filaments and ...Web
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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-Rhenium Wire is a staple in thermocouples and electronics products. Tungsten Wire, with its very high tensile strength even at a very small diameter ...Web
قرأ أكثر
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 …Web
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
Tungsten-rhenium alloys, applied by vapor deposition, are used to coat the surface of molybdenum targets in X-ray tube manufacture. Other rhenium alloys, with tungsten …Web
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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, and various decorative applications in appliances, specialized machinery, cosmetics and more We offer coils in a wide variety of designs: single ...Web
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر
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
قرأ أكثر