High-precision machining with the latest processing technology
With our own facilities, we can also provide tungsten and molybdenum products that require drilling, bending, caulking, etc. with high precision. Please contact us by clicking on the inquiry link below with your required dimensions, processing and finishing methods, and other specifications and applications. We can also respond to requests for small-lot production for prototyping.
Applications |
Structural components for semiconductor manufacturing equipment, Trays for high-temperature furnaces, etc. |
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Porous shape | Tray shape | Plate bending shape | Wire and bar bending shapes |
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Curved plate shape | Tube or cup shape | Taper shape |
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スクロールで表全体をご覧いただけます。
Materials | Applications | Non-sag | Shock resistance |
Machinability | Dischargeability | Discharge consumption resistance | Abrasion resistance | Corrosion resistance (VM) |
---|---|---|---|---|---|---|---|---|
AW | Filaments for halogen lamps, Grids, Supports, Heaters, Electrified wires | Excellent | Good | Good | Average | Good | Good | Average |
AX | Filaments for ultra high temperature halogen lamps (for thick and medium wires) | Excellent | Excellent | Excellent | Average | Good | Good | Average |
EX | Vacuum deposition, High-temperature furnace heaters, Printer printing wires, Supports, Discharge electrodes, Probe pins | Good | Good | Excellent | Average | Excellent | Excellent | Excellent |
DW | Electrodes, Charged wire thermal electron emission filaments | Good | Excellent | Excellent | Excellent | Excellent | Good | Average |
CY (PFW) |
Structural and furnace heaters | Average | Average | Excellent | Average | Average | Good | Excellent |
EP | Discharge electrodes, Structural materials,
welding Welding electrodes |
Good | Average | Excellent | Average | Excellent | Excellent | Average |
KT | Discharge electrodes, Structural materials | Good | Average | Excellent | Average | Excellent | Excellent | Average |
4N-W 5N-W |
Electrodes, Heaters | Average | Average | Excellent | Average | Good | Excellent | Good |
スクロールで表全体をご覧いただけます。
Diameter range (mm) |
Materials | Representative spec | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
AW | AX | CY EX |
4N-W 5N-W |
Finish | Tolerance Diameter (mm) |
Tolerance (MG) |
||||
Black | CC | Electropolishing | Straight line | |||||||
~0.0129 | ✓ | ±0.005 | ±4% | |||||||
0.013~0.029 | ✓ | ✓ | ✓ | ±0.005 | ±3% | |||||
0.03~0.14 | ✓ | ✓ | ✓ | ✓ | ±0.005 | ±2% | ||||
0.15~0.39 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.005 | ±2% | ||
0.40~0.49 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.01 | ±2% | ||
0.50~0.59 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.02 | |||
0.60~0.79 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | ||
0.80~0.99 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | ||||
1.0~1.2 | ✓ | ✓ | ✓ | ✓ | ±0.04 | |||||
1.3~2.0 | ±0.04 | |||||||||
2.1~3.2 | ±0 |
スクロールで表全体をご覧いただけます。
Diameter range (mm) |
Materials | Representative spec | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
AW | AX | CY PFW |
4N-W 5N-W |
EX | EP KT |
Finish | Tolerance diameter (mm) |
Finishing polishing ※1 |
Tolerance diameter (mm) |
|||
Black | Electropolishing | CC | ||||||||||
0.03~0.14 | ✓ | ✓ | ✓ | ±0.005 | ||||||||
0.15~0.19 | ✓ | ✓ | ✓ | ±0.005 | ||||||||
0.20~0.39 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.005 | |||||
0.40~0.49 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.01 | |||||
0.50~0.59 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.02 | |||||
0.60~0.79 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | ||||
0.80~0.99 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | ✓ | ±0.03 | |||
1.0~1.2 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | ✓ | ±0.03 | ||||
1.3~2.9 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.05 | ✓ | ±0.03 | ||||
3.0~4.9 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.15 | ✓ | ±0.03 | ||||
5.0~6.3 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.2 | ✓ | ±0.05 | ||||
6.4~8.5 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.25 | ✓ | ±0.1 | ||||
8.6~11.9 | ✓ | ✓ | ✓ | ✓ | ±0.3 | ✓ | ±0.1 | |||||
12.0~14.9 | ✓ | ✓ | ✓ | ✓ | ±0.4 | ✓ | ±0.1 | |||||
15.0~18.0 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.5 | ✓ | ±0.15 | ||||
18.1~(40.0) | ✓ | ✓ | ✓ | ✓ | ±1.0 | ✓ | ±0.2 |
※1 Finish grinding: Centerless grinding for diameters less than D30mm, cutting belter grinding for diameters D30mm and large
スクロールで表全体をご覧いただけます。
Diameter (mm) | 50 | 45 | 41 | 36 | 31 | 25 | 21 | 16 | 11 | 8 | 6 | 5 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Length (mm) |
MAX | 450 | 600 | 800 | 1000 | 1400 | 1500 | 1500 | 2000 | 3300 | 8000 | 12000 | 17000 |
Standard | 230 | 300 | 400 | 500 | 700 | 850 | 1100 | 1200 | 1000 | 1100 | 1000 | 1000 |
Materials | Purity(%) |
---|---|
AW, AX, EX, CY, EP, KT | 99.95 min. |
DW | 99.20 min. |
4N-W | 99.99 min. |
5N-W | 99.999 min. |
スクロールで表全体をご覧いただけます。
Materials | Applications | Type | Machinability | Bend formability | Impact resistance | Sputtering | Density |
---|---|---|---|---|---|---|---|
3N-W | Base plates for sintering, Boats, Heaters, Reflectors, Heat spreader materials, Weights, Spacers, Various jigs and tools | Rolled products |
Excellent | Excellent | Good | Excellent | Excellent |
4N-W | Sputtering target materials, Hot press molds | Rolled products |
Excellent | Excellent | Good | Excellent | Excellent |
5N-W | Sputtering target materials | Rolled products |
Excellent | Excellent | Good | Excellent | Excellent |
Materials | purity (%) |
---|---|
3N-W(General) | 99.95 min. |
4N-W(High purity) | 99.99 min. |
5N-W(Ultrahigh purity) | 99.999 min. |
Type | Density (g/cm3) | Relative density (%) |
---|---|---|
Rolled products |
18.6~19.3 | 96.3~100.0 |
スクロールで表全体をご覧いただけます。
Thickness general tolerance ±10% (mm) |
Finished surface | Size(mm) | |||
---|---|---|---|---|---|
CC | Grinding/Polished | Honing | Maximum width | Maximum length | |
1.0~2.9 | ✓ | ✓ | ✓ | 300 | 500 |
3.0~4.9 | ✓ | ✓ | ✓ | 500 | 2000 |
5.0~10.0 | ✓ | ✓ | ✓ | 500 | 1000 |
※ For over 10mm, please contact us for further details.
スクロールで表全体をご覧いただけます。
Materials | Applications | Non-sag | Shock resistance | Machinability | Abrasion resistance |
---|---|---|---|---|---|
MOP | Structural, Heaters, Bolts, Nuts | Average | Good | Excellent | Excellent |
MOS | Grid, Mandrel, Anchors | Good | Good | Excellent | Good |
TEM | Supports, Heater, Bolts, Nuts, Supporting shafts X-ray tubes | Excellent | Excellent | Excellent | Good |
スクロールで表全体をご覧いただけます。
Diameter range (mm) |
Materials | Representative spec | ||||||
---|---|---|---|---|---|---|---|---|
MOP | MOS | TEM | Finish | Tolerance diameter (mm) |
Tolerance MG |
|||
Black | Heat treatment | Electropolishing | ||||||
0.02~0.19 | ✓ | ✓ | ✓ | ✓ | ±0.005 | ±3% | ||
0.20~0.39 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.005 | ±2% |
0.40~0.49 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.01 | ±2% |
0.50~0.59 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.02 | |
0.60~0.79 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | |
0.80~0.99 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | |
1.0~1.4 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.04 | |
1.5~2.9 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.05 | ||
3.0~3.9 | ✓ | ✓ | ✓ | ✓ | ±0.05 |
スクロールで表全体をご覧いただけます。
Diameter range (mm) |
Materials | Representative spec | |||||||
---|---|---|---|---|---|---|---|---|---|
MOP | MOS | TEM | Finish | Tolerance diameter (mm) |
Finish grinding※1 |
Tolerance diameter (mm) |
|||
Black | Electropolishing | Acid cleaning | |||||||
0.02~0.19 | ✓ | ✓ | ±0.005 | ||||||
0.20~0.39 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.005 | |||
0.40~0.49 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.01 | |||
0.50~0.59 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.02 | |||
0.60~0.79 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | |||
0.80~0.99 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.03 | ✓ | ||
1.0~1.4 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.05 | ✓ | ±0.02 | |
1.5~1.9 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.05 | ✓ | ±0.02 | |
2.0~2.9 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.05 | ✓ | ±0.03 | |
3.0~3.9 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.15 | ✓ | ±0.03 | |
4.0~4.5 | ✓ | ✓ | ✓ | ✓ | ✓ | ±0.15 | ✓ | ±0.03 | |
4.6~4.9 | ✓ | ✓ | ✓ | ✓ | ±0.15 | ✓ | ±0.03 | ||
5.0~6.3 | ✓ | ✓ | ✓ | ✓ | ±0.2 | ✓ | ±0.05 | ||
6.4~8.5 | ✓ | ✓ | ✓ | ✓ | ±0.25 | ✓ | ±0.05 | ||
8.6~11.9 | ✓ | ✓ | ✓ | ±0.3 | ✓ | ±0.05 | |||
12.0~14.9 | ✓ | ✓ | ✓ | ±0.4 | ✓ | ±0.1 | |||
15.0~21.9 | ✓ | ✓ | ✓ | ±0.5 | ✓ | ±0.15 | |||
22.0~25.9 | ✓ | ✓ | ✓ | ±0.6 | ✓ | ±0.15 | |||
26.0~27.9 | ✓ | ✓ | ✓ | ±0.7 | ✓ | ±0.2 | |||
28.0~50.0 | ✓ | ✓ | ±1.0 | ✓ | ±0.2 |
※1 Finish grinding: Centerless grinding for diameters less than D30mm, machined belter grinding for diameters D30mm and larger
※2 For products with a diameter of 50 mm or more, please contact us.
Materials | Purity(%) |
---|---|
MOP、MOS | 99.95 min. |
TEM | 99.00 min. |
スクロールで表全体をご覧いただけます。
Materials | Applications | Type | High temperature deformation resistance | Shock resistance | Bending ability | Drawing ability | Cutting ability |
---|---|---|---|---|---|---|---|
MOP | Heat spreader materials, Boats for deposition, Electron tubes, Furnace components, Crucibles | Standard | Average | Good | Good | Good | Excellent |
Materials for deep drawing, Boats for evaporation coating | Cross-rolled | Average | Good | Excellent | Excellent | Excellent | |
TEM | Reflectors | Standard | Good | Excellent | Good | Good | Good |
DMB | Baking Plates Anti-welding anvils Pedestal plates Boats |
Honed surface Coated surface |
Excellent | Average | Average | Average | Good |
TEM-B | Excellent | Good | Excellent | Good | Average | ||
TEM | Pickling/mirror surface | Good | Excellent | Good | Average | Good |
スクロールで表全体をご覧いただけます。
Thickness General tolerance ±10% (mm) |
Materials | Finished surface | Size(mm) | |||
---|---|---|---|---|---|---|
MOP | TEM | Mirror | Chemically cleaned |
Maximum width | Maximum length | |
0.015~0.099 | ✓ | ✓ | 110 | 500 | ||
0.10~0.15 | ✓ | ✓ | 300 | 1000 | ||
0.16~0.19 | ✓ | ✓ | ✓ | 300 | 1500 | |
0.20~2.9 | ✓ | ✓ | ✓ | ✓ | 600 | 2000 |
3.0~25.0 | ✓ | ✓ | ✓ | 600 (1000) |
1000 (3000) |
* Tolerances above may change depending on finish.
Please contact us for specifications beyond those listed above.
Numbers in parentheses are the maximum size in rolled material.
スクロールで表全体をご覧いただけます。
Thickness General tolerance±10% (mm) |
Materials | Finished surface | Size(mm) | ||||
---|---|---|---|---|---|---|---|
DMB | TEM-B | Mirror | Chemically cleaned | Honing | Maximum width | Maximum length | |
0.50~1.4 | ✓ | ✓ | ✓ | ✓ | 300 | 600 | |
1.5~2.9 | ✓ | ✓ | ✓ | ✓ | ✓ | 500 | 600 |
3.0~6.9 | ✓ | ✓ | ✓ | ✓ | 600 | 600 | |
7.0~14.9 | ✓ | ✓ | ✓ | 600 | 600 |
* Tolerances above may change depending on finish.
Please contact us for specifications beyond those listed above.
スクロールで表全体をご覧いただけます。
Thickness General tolerance±10% (mm) |
Materials | Finished surface | Size(mm) | |
---|---|---|---|---|
MOP | Mirror | Maximum width | Maximum length | |
0.10~1.00 | ✓ | ✓ | 300 | 1000 |
* Closs-rolled is available. Upon your request. Plate thickness tolerance may change depending on finish.
Instead of the traditional thick and poor thermal efficiency ceramics, we manufactured molybdenum sheets / plates with prevention function from welding and reaction, and ceramic coating with a thickness of about 1/5 or less. It allows to operate furnaces more efficiently.