-
About UsCMT Rare Metal Advanced Materials (Hunan) Co., Ltd. (hereinafter referred to as "CMTRM") is a professional company of China Tungsten &High-Tech Materials Co., Ltd, (Stock Code: 000657)
-
-
Application FieldsThe products are widely used in many industries,such as& chemical Industry、electronic、new energy、superalloys、high temperature furnace、flat panel display、semiconductor、medical treatment
-
Technology & ServiceOur company has a strong technical force and a quality assurance system, extends its reach of services over the globe, sets up an integrated system for pre-sales and after-sales
-
NewsCMTRM has a complete industrial chain from rare metal powder preparation to intensive processing,and all kinds of key production and testing equipment are complete, which gives a solid guarantee for us to provide leading products and services in the industry.
-
Contact Us
High-purity Tungsten Targets
Classification :
keyword：
PRODUCT DETAILS
Application:
It is used as a filler for through holes (Vias) between metal layers and vertical contact holes (contact), i.e. tungsten plug.
Product Processing Accuracy Parameters：
|
Chemical Compositions |
|||
|
Main Content, %, min |
W |
99.99 |
99.999 |
|
Impurity Content (mass fraction), %, max |
Al |
0.0001 |
0.0001 |
|
B |
- |
0.00001 |
|
|
Bi |
0.0001 |
0.00001 |
|
|
Ca |
0.0005 |
0.00005 |
|
|
Co |
0.0001 |
0.00005 |
|
|
Cr |
0.0002 |
0.0001 |
|
|
Cu |
0.0002 |
0.0001 |
|
|
F |
- |
0.00001 |
|
|
Fe |
0.0010 |
0.0001 |
|
|
K |
0.0001 |
0.00001 |
|
|
Li |
- |
0.00005 |
|
|
Mg |
0.0001 |
- |
|
|
Mn |
0.00005 |
0.00005 |
|
|
Mo |
0.0010 |
- |
|
|
Na |
0.0002 |
0.00001 |
|
|
Ni |
0.0002 |
0.0001 |
|
|
Pb |
0.0003 |
0.00001 |
|
|
Si |
0.0010 |
0.00005 |
|
|
Sn |
0.0001 |
0.0001 |
|
|
Th |
- |
0.00000005 |
|
|
Ti |
0.00005 |
0.00005 |
|
|
U |
- |
0.00000005 |
|
|
Zr |
0.00005 |
- |
|
|
Zn |
0.0001 |
0.00005 |
|
|
C |
0.0050 |
0.0050 |
|
|
O |
0.0100 |
0.0100 |
|
|
S |
0.0010 |
≤0.0010 |
|
| Note: Molybdenum content is the sum of 100% minus the measured content of impurity elements listed in the table (excluding gas elements). Special requirements will be agreed upon by the supplier and buyer, and indicated in the contract or purchase order. | |||
Others:
|
Relative Density |
Average Grain Size (μm) |
Roughness (Ra, μm) |
Flatness （mm） |
|
≥99% |
≤100 |
≤0.8 |
≤1% |
Size:
|
Shape |
Thickness （mm） |
Width （mm） |
Length （mm） |
Diameter （mm） |
|
Round |
3-25 |
- |
- |
≤450 |
|
Square |
3-25 |
≤600 |
≤2000 |
- |
Note: Special requirements will be agreed upon by the supplier and buyer.
Related products
The main raw materials for tungsten products and cemented carbides, and the additives for chemical products such as intelligent glass and thermal insulation coatings; cathode materials for lithium ion battery; catalysts for petrochemical industry, colorants for paints, additives for fireproof fabrics, etc.
This series of products is mainly used for medical imaging, including rotary welded graphite targets, metal targets, and other novel X-ray targets.
Solar Photovoltaic Applications
Thin-film solar cells have the advantages of strong light absorption capacity, good power generation stability, high conversion efficiency, high power generation, low production cost and short energy recovery cycle, and are an important development direction of solar cells.
Vacuum Evaporation is a process that evaporates the material to be evaporated by heating it with an evaporation source under vacuum conditions and vaporizes it.
Product Application Fields
