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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)
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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
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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
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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.
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Niobium Powder for Metallurgical Purposes
Classification :
keyword：
PRODUCT DETAILS
Application:
It is used to make super-hard materials and cemented carbides as alloy additives and also for producing welding electrodes, refractories, etc.
Product Property Parameters：
|
Grade |
FNb-1 |
FNb-2 |
FNb-3 |
FXNb-1 |
FXNb-2 |
FXNb-3 |
|
|
Main Content (mass fraction), %, min |
Nb+Ta |
99.8 |
99.5 |
98 |
99.8 |
99.5 |
99 |
|
Impurtity Contents (mass fraction), %, max |
W |
0.005 |
0.01 |
— |
0.005 |
0.01 |
0.01 |
|
Mo |
0.003 |
0.005 |
— |
0.005 |
0.01 |
0.01 |
|
|
Cu |
0.003 |
0.005 |
— |
0.003 |
0.006 |
0.006 |
|
|
Fe |
0.01 |
0.05 |
— |
0.01 |
0.02 |
0.03 |
|
|
Ni |
0.005 |
0.005 |
— |
0.005 |
0.01 |
0.01 |
|
|
Cr |
0.005 |
0.01 |
— |
0.005 |
0.01 |
0.01 |
|
|
Ti |
0.003 |
0.005 |
— |
0.005 |
0.01 |
0.01 |
|
|
Ta |
0.10 |
0.20 |
— |
0.10 |
0.20 |
0.30 |
|
|
Mn |
0.003 |
0.005 |
— |
0.005 |
0.01 |
0.01 |
|
|
Si |
0.005 |
0.010 |
— |
0.005 |
0.01 |
0.01 |
|
|
Al |
— |
— |
— |
0.003 |
0.006 |
0.006 |
|
|
Gas Impurity Contents (mass fraction), %, max |
C |
0.05 |
0.05 |
0.08 |
0.02 |
0.04 |
0.04 |
|
O |
0.20 |
0.20 |
0.50 |
0.30 |
0.35 |
0.50 |
|
|
N |
0.04 |
0.05 |
— |
0.02 |
0.04 |
0.05 |
|
|
H |
0.005 |
0.005 |
0.01 |
0.005 |
0.01 |
0.01 |
|
|
Sieve mesh |
-100mesh |
-80 mesh |
-325mesh |
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|
Re-inspected plus sieve powder shall be less than 5%. |
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Note: Special requirements will be agreed upon by the supplier and buyer. |
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Product Application Fields
