Copper Tungsten Suppliers and Manufacturers

Copper tungsten Coppertungsten: copper--25%; tungsten--75% Round and plate; electrode for cnc edm machine. Specialize in sparking carbide material.

Description: By selecting high purity tungsten powder and oxygen-free copper, all of our tungsten coppers are produced by sintering and infiltrating process. 1. The composition of tungsten and copper are well-proportioned and accurate percentaged; 2. Tungsten coppers are precisely machined with high thermo stability, high arc resistance and high strength; 3. Copper tungstgen has high electrical conductivity and thermal conductivity; Application 1. Our tungsten copper is widely used in many industrial areas such as aerospace, power, electronic, metallurgy, and machinery; 2. It is also used for cooling device in electronic equipment; 3. Tungsten copper is also adopted as electrodes in resistance welding machine; 4. Arcing contacts and vacuum contacts in high and medium voltage breakers or vacuum interrupters adopt it as material; 5. It is adopted as passive cooling element in heat sink for electronic devices and electronic packaging materials; 6. Copper tungsten can be used as the component of the pushing device in spacecrafts.

Our tungsten copper has good physical and mechanical properties. 1: high electrical conductivity 2: wear erosion Our CuW alloy have high physical and mechanical properties, as well as high thermal and electrical conductivity, these properities make our materials very sutitable for the die inserts and electode facing. Our Copper tungsten alloy are designated as ASTMB702, RWMA Class 10, RWMA Class 11, RWMA Class 12, GB/T8320-2003. We can produce according to your drawing.

Detailed Product Description: EDM electrode, composition copper tungsten(typical 70-80 wt%), capability to make the composition from Tungsten 30% to 90%. Our Copper tungsten alloy have high physical and mechanical properties, as well as high thermal and electrical conductivity, these properities make our copper tungsten materials very sutitable for the die inserts and electode facing. Our Copper tungsten alloy are designated as ASTMB702, RWMA Class 10, RWMA Class 11, RWMA Class 12, GB/T8320-2003 We can produce according your drawing.

www.fotmacarbide.com provide Tungsten Copper Alloy Electrical Contacts Customized Arcing Contacts / Arc Runner Tungsten copper alloy can be used in oil-filled devices, air and gas circuit breakers, contactors, and high voltage switch gear. Some common applications are: arcing contacts and plates, arc runners , current carrying members, blade facings etc. The CuW75 tungsten copper alloy, with 75% of tungsten, is widely used in chip carriers, substrates, flanges and frames for power semiconductor devices. The high thermal conductivity of copper together with the low thermal expansion of tungsten allows thermal expansion matching to silicon, gallium arsenide, and some ceramics. Applicatioins of WCu Alloy HV Contacts: The high Electrical & thermal conductivity of copper are combined with the arc-resistant & non-welding properties of tungsten or their carbides to form an extensive series of compositions each designed to give the best performance for your particular application. These materials are used for such heavy duty contact applications as: Circuit breakers, air & oil immersed Arcing tips or arc runners Make & break contacts Heavy duty conductors, relays & switches. Advantages of Copper Tungsten Contacts: The high electrical and thermal conductivity of tungsten copper alloy allows a cool, effective transfer of power, while the excellent arc-resistance properties of tungsten copper minimize arc erosion and transfer problems. These characteristics can be varied by composition more silver or copper yields higher electrical and thermal conductivity, while a higher refractory metal content results in superior arc erosion properties. We offer a variety of composites to meet your demands. Regardless of the environment (oil-filled devices, air and gas circuit breakers, contactors, high voltage switch gear) or the application (arcing contacts and plates, arc runners, current carrying members and blade facings), you won't be disappointed in electrical contacts made from our copper tungsten composites.

Tungsten copper composition 75/25 70/30/80/20 85/15 90/10

Aloi in order to better meet customer requirements, to provide more products and services, the company in09 years in june turnover of west nobe also named gold processing, mainly engaged in precision metal parts processing, type optical curve grinding ( PG ) processing, mold design and manufacturing for global customers to provide products and more perfect service. Standard container.

www.fotmacarbide.com provide CuW75 Customized Tungsten Copper Alloy Heat Sinks WCu Spreader For LED Industry The CuW75 tungsten copper alloy is used extensively in thermal mounting plates, heat sinks, chip carriers, flanges, and frames for high-power electronic devices. As a tungsten copper material, it's a composite, so both the thermal advantages of copper and the very low expansion characteristics of tungsten can be utilized. The combination of tungsten & copper materials results in thermal expansion characteristics similar to those of silicone carbide, aluminum oxide, and beryllium oxide, used as chips and substrates. Because of tungsten copperâ??s thermal conductivity and expansion characteristics, Tungsten copper alloy works well in densely packed circuits. The thermal conductivity and thermal expansion characteristics of the semiconductor and the base plate must be optimally harmonized to avoid undesired distortions to the semiconductor. The better harmonized the properties are, the better the semiconductor module is to withstand soldering processes involved during manufacture and the temperature cycles that occur during operation. The sketch shows the principle structure of a hermetically sealed electronic package. Advantages of Copper Tungsten Heat Sinks / Spreaders: Strong hardness(86~93.5HRA) High arc resistance combined with good electrical conductivity High thermal conductivity Low thermal expansion. Applicatioins of Tungsten Copper Alloy: Our tungsten copper composites to be used extensively in thermal mounting plates, chip carriers, flanges, and frames for high-powered electronic devices. With the thermal advantages of copper with the very low expansion characteristics of tungsten, tungsten copper has properties similar to those of silicone carbide, aluminum oxide, and beryllium oxide. The thermal conductivity and low expansion also make tungsten copper alloy an excellent choice even for extremely dense circuits. The CuW75 tungsten copper alloy is used extensively in thermal mounting plates, chip carriers,

www.fotmacarbide.com provide CuW75 Customized Tungsten Copper Alloy Heat Sinks WCu Spreader For LED Industry The CuW75 tungsten copper alloy is used extensively in thermal mounting plates, heat sinks, chip carriers, flanges, and frames for high-power electronic devices. As a tungsten copper material, it's a composite, so both the thermal advantages of copper and the very low expansion characteristics of tungsten can be utilized. The combination of tungsten & copper materials results in thermal expansion characteristics similar to those of silicone carbide, aluminum oxide, and beryllium oxide, used as chips and substrates. Because of tungsten copperâ??s thermal conductivity and expansion characteristics, Tungsten copper alloy works well in densely packed circuits. The thermal conductivity and thermal expansion characteristics of the semiconductor and the base plate must be optimally harmonized to avoid undesired distortions to the semiconductor. The better harmonized the properties are, the better the semiconductor module is to withstand soldering processes involved during manufacture and the temperature cycles that occur during operation. The sketch shows the principle structure of a hermetically sealed electronic package. Advantages of Copper Tungsten Heat Sinks / Spreaders: Strong hardness(86~93.5HRA) High arc resistance combined with good electrical conductivity High thermal conductivity Low thermal expansion. Applicatioins of Tungsten Copper Alloy: Our tungsten copper composites to be used extensively in thermal mounting plates, chip carriers, flanges, and frames for high-powered electronic devices. With the thermal advantages of copper with the very low expansion characteristics of tungsten, tungsten copper has properties similar to those of silicone carbide, aluminum oxide, and beryllium oxide. The thermal conductivity and low expansion also make tungsten copper alloy an excellent choice even for extremely dense circuits. The CuW75 tungsten copper alloy is used extensively in thermal mounting plates, chip carriers,

EDM electrode, composition copper tungsten(typical 70-80 wt%), capability to make the composition from Tungsten 30% to 90%. Our Copper tungsten alloy have high physical and mechanical properties, as well as high thermal and electrical conductivity, these properities make our copper tungsten materials very sutitable for the die inserts and electode facing. Our Copper tungsten alloy are designated as ASTMB702, RWMA Class 10, RWMA Class 11, RWMA Class 12, GB/T8320-2003. We can produce according to your drawing.

Tungsten copper welding wheel, with high strength and electrical conductivity. tungsten composition 55 wt% or by your request. Our tungsten copper alloy have high physical and mechanical properties, as well as high thermal and electrical conductivity, these properities make our materials very sutitable for the die inserts and electode facing. Our Copper tungsten alloy are designated as ASTMB702, RWMA Class 10, RWMA Class 11, RWMA Class 12, GB/T8320-2003. We can produce according to your drawing.

provide ANSI Standard Copper Tungsten Bars W85 W75 Machined Tungsten Copper Alloy CuW Bars The feature of the tungsten copperb bars Tungsten copper (copper tungsten, CuW, or WCu) alloy is a pseudo-alloy of tungsten and copper. As copper and tungsten are not mutually soluble, the material is composed of distinct particles of one metal dispersed in a matrix of the other one. The microstructure is therefore rather a metal matrix composite than a true alloy.Tungsten copper alloy combines the properties of both metals, resulting in a material that is heat-resistant, ablation-resistant, highly thermally and electrically conductive, and easy to machine. The tungsten copper bars have the better heat resistant and great ablate resistant. At the meantime, the tungsten copper bars have the high intensity and high density. The tungsten copper alloy has the excellent thermal and eletrical conductivity. And the tungsten copper alloy is easy to be machined. The bars are made from the tungsten copper alloy by pressing the tungsten particles into a desired shape, sintering the compacted part, and then infiltrating with molten copper. Sheets, rods and bars of tungsten copper alloy are available as well. Applicatioins of tungsten copper sheets Tungsten copper alloy bars are used worldwide for EDM (Electrical Discharge Machining) and ECM (Electrochemical Machining) electrodes. All the tungsten copper alloy is manufactured by the press, sinter, and infiltrate process. Virgin tungsten powders are used, resulting in a consistent homogeneous material, which gives the high and even burning rates. Tungsten copper is used in plunger and sinker. Applications where intricate definition is required, especially in tungsten carbide. The advantages of the tungsten copper bars 1. The high heat resistant. 2. The better ablate-resistant. 3. The great electrical conductivity

www.fotmacarbide.com provide Tungsten Copper Alloy Round Bar W Cu Alloy Bars W80 W75 W70 For Airplane Industry Tungsten copper (Cu-W) Alloy is the composite of tungsten and copper which own he excellent performance of tungsten and copper. It is used widely in such industries as engine, electric power, electron, metallurgy, spaceflight and aviation. Tungsten copper alloy combines the properties of both tungsten and copper metals, resulting in a material that is heat-resistant, ablation-resistant, highly thermally and electrically conductive, and easy to be machined. Main Sizes of Tungsten Copper Alloy Round Bars: Diameter: 1 - 100 mm Length: 50 - 500mm Diameter Tolerances: +/-0.05mm - 0.1mm Length Tolerances: +/- 0.1mm, +/-0.5mm Advantages of WCu Alloy Round Bars: High arc resistance High thermostability High strength Lighter weight than pure tungsten Good electrical conductivity

Polished Tungsten Copper Alloy Copper Tungsten Bricks 5mm to 100mm Thickness Tungsten opper alloy brick is also called tungsten copper brick (tungsten-copper, Cu-W, or W-Cu), which is a pseudo alloy of copper and tungsten. As copper and tungsten are not mutually soluble, the tungsten copper alloy brick material is composed of distinct particles of one metal dispersed in a matrix of the other one. The microstructure of tungsten copper brick is therefore rather a metal matrix composite than a true alloy. Tungsten copper alloys are used where the combination of high heat resistance, high electrical and/or thermal conductivity, and low thermal expansion are needed. Some of the applications are in electric resistance welding, as electrical contacts, and as heat sinks. As contact material the alloy is resistant to erosion by electric arc. WCu alloys are also used in electrodes for electrical discharge machining and electrochemical machining. Tungsten copper brick combines the properties of both metals, resulting in a material that is heat-resistant, ablation-resistant, highly thermally and electrically conductive, and easy to machine. Advantages of Copper Tungsten Bricks: 1. Better heat resistant; 2. Low thermal expansion 3. High intensity 4. High density; 5. Excellent thermal and electrical conductivity; 6. Easy to be machined. 7. Better ablate-resistant; 8. High wear resistance

www.fotmacarbide.com provide Customized Tungsten Copper Alloy Tubes / Pipes Surface Machined For Spark Erosion Tungsten copper tubes are widely used in machinery, electronics, and aviation, aerospace, military and other fields. Copper Tungsten Alloy uses the excellent metal characteristics of the high pure tungsten powder and the plasticity and high conductivity of the high pure copper powder to produce composite materials with static pressure molding, high temperature sintering and the the solution process of the copper infiltration technology. These materials have some advantages: the arc ablation resistance, good thermal conductivity, and small thermal expansion, not soften in high temperature, softening, high strength, high density, high hardness etc. Advantages of Copper Tungsten Tubes: High arc resistance combined with good electrical conductivity Low thermal expansion. Strong hardness(86~93.5HRA) High thermal conductivity Applicatioins of Tungsten Copper Alloy: Copper tungsten is very popular used in the EDM, since it has both tungsten and copper's character so it has very good wear resistance. Our copper tungsten alloy is made by vacuum infiltration technology. which has very good physical and mechanical propertie. Electrodes for Resistance Welding Arcing contacts and vaccum contacts in high and medium voltage breakers or vaccum interruptors Electrodes in electric spark erosion cutting machines Heat sinks as passive cooling elements of electronic devices For the spark erosion of dies or cemented carbide making for high speed steel and switches and contacts in high and low voltage electrical devices. Special shape products are produced as per customer's drawing.

provide CUW70 CUW75 Copper Tungsten Rods CUW80 CUW85 Copper Tungsten Round Bars,Copper Wolfram Rods . Application:EDM Welding

Tungsten W catalyst. Based on Assay - with 14-15% W and 3,5-4,5% Ni - in barrels about 18-20 tons - fine granules, about 2cm in length - notification can be done if needed. - Origin EU, loading port EU Port

www.fotmametals.com sales customized tungsten copper alloy products.Tungsen copper tube is used when a product or part needs to have a high heat resistance, low thermal expansion and high electrical or thermal conductivity. Tungsten copper alloy is used to make engines and electrical devices. It is also used in the fields of aviation and spaceflight. Electrodes, refractory parts, heat sinks, rocket parts and electrical contacts are all made out of tungsten copper alloy. The alloy is also made into sheet metal, tubing and plate metal. Tungsten copper alloy is used to make contacts or both high and low voltage electrical devices, and for high speed steel devices and swiches.

Www.Fotmametals.Com sales tungsten copper heat sinker as per customers' requirement, tungsten copper heat sinks are extensively used as thermal mounting plates, chip carriers, flanges, and frames for rf, light emitting diodes and detectors, laser diode packages like: Pulse, single emitter, bars and complex carriers for optoelectronics amplifiers, receivers, transmitters, tunable lasers, etc.