![Sumitomo_Electric_Celmet](/sites/default/files/styles/crop_sei_cp_1920x168/public/2020-12/inner_masthead_small/bg-merit.jpg?h=f50da2fd&itok=j7i0Pvs6)
Metals & Alloy
Aluminum Materials
Aluminium-alloy wire and bar for forging, machining and welding are processed in an unique continious cast-rolling method.
![Molybdenum die material for extrusion](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/molybdenum-dies-material_img01.jpg?h=82717d01&itok=wC_GGklq)
Molybdenum die material for extrusion
Molybdenum dies for hot extrusion of brass and copper alloy. With its high strength at high temperature, die life and extrusion quality can be enhanced.
![Ceramic coated molybdenum sheets / plates](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P3-16_%E3%82%BB%E3%83%A9%E3%82%B3%E3%83%BC%E3%83%88%E6%9D%BF.jpg?h=54a83056&itok=x4ZJaYVs)
Ceramic coated molybdenum sheets / plates
Molybdenum sheets / plates with welding prevention effect during sintering. In addition to preventing welding, the operational efficiency of the furnace can be increased.
![Crucibles for crystal growth](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P4-17_%E3%82%BF%E3%83%B3%E3%83%A2%E3%83%AA%E3%82%8B%E3%81%A4%E3%81%BC.jpg?h=5bdeba98&itok=zgoV5F2x)
Crucibles for crystal growth
Tungsten and molybdenum crucibles for various crystal growing. Various manufacturing methods and sizes according to the growing method are available.
![Light source / Lamp parts](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/Lamp2019_%E5%85%A8%E6%99%AF%E8%B2%A9%E5%A3%B2%E7%94%A8.jpg?h=db74915b&itok=3BcEOi2A)
Light source / Lamp parts
Our high density tungsten developed for a discharge lamp. Processing to the final shape is also possible.
![High-temperature furnace parts](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P4-20-1_%E9%AB%98%E6%B8%A9%E7%82%89%E9%83%A8%E6%9D%904.jpg?h=d3e2bfd9&itok=68ZnH0IJ)
High-temperature furnace parts
Various tungsten and molybdenum processed parts for vacuum furnaces and reducing furnaces. We can provide services from design to processing for any shape.
![Tungsten sheets/ plates](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/TM-P-01.jpg?h=1d940f1d&itok=P5UZqJ_g)
Tungsten sheets/ plates
These are for high-temperature furnace parts, sputtering target material, electrodes, etc.
![Tungsten rods](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P3-13-1_Lamp.jpg?h=81347cc7&itok=8_wThlhT)
Tungsten rods
The products are used for electrodes of discharge lamps, high-brightness lamps for projectors, high-temperature furnace parts, etc.
![Molybdenum sheets / plates](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P3-14_%E3%83%A2%E3%83%AA%E6%9D%BF%EF%BC%A2%2B2.jpg?h=19aaa15e&itok=PRISJ9W_)
Molybdenum sheets / plates
Taking advantage of its work-ability, we can provide high-function materials with enhanced resistance to deformation in high temperature.
![Molybdenum rods](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P3-9_%E8%80%90%E7%86%B1%E3%83%A2%E3%83%AA%E3%81%8B%E3%81%94.jpg?h=b9cc1268&itok=MXHzCUvG)
Molybdenum rods
Not only thin wire but also thick rods are available; it can be used for materials for high-temperature furnace parts with complex shaped, etc.
![Tungsten wires](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/W%E3%83%AF%E3%82%A4%E3%83%A4_01.jpg?h=afb09410&itok=toRcacDA)
Tungsten wires
These are for lighting filaments, electron tubes, electrodes, high-temperature furnace parts, probe pins, etc.
![Molybdenum wires](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P3-12_%E3%83%AA%E3%83%BC%E3%83%AB%E7%99%BD%E9%87%912.jpg?h=90f6f52c&itok=F_zp5qa3)
Molybdenum wires
As a high melting point metal easier to be processed than tungsten, it is used for various processing materials including high-temperature furnace parts.
![Cu-Mo](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P32-2-2_Cu-Mo_1.jpg?h=6d1fe302&itok=7s9Zgvhm)
Cu-Mo (Copper-Molybdenum)
Cu-Mo is a combination of Molybdenum (Mo) and Copper (Cu). It is available with rolling and stamping processes.
![Cu-W](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/P32-2-1_Cu-W_1.jpg?h=14347f60&itok=DCY4L_nw)
Cu-W (Copper-Tungsten)
Cu-W is a combination of Tungsten (W) which has low thermal expansion, and Copper (Cu) which has high thermal conductivity.
![Sumitomo_Electric_Aluminum_Wire_Rod](/sites/default/files/styles/crop_sei_cp_656x410/public/2021-01/products/overview_card/Aluminum%20wire%20rod.png?h=c5987a68&itok=l_5UeJKH)
Aluminum Wire Rod
We manufacture various aluminum alloy wires developed with its proprietary technologies, using a continuous casting and rolling method, from the melting of raw materials.