产品用途:
用作硬质合金及金属陶瓷的添加剂,可以改善合金的高温硬度、高温强度和抗氧化性能。
Application:
As an additive for cemented carbides and cermets, it can improve the high temperaturehardness, high temperature strength and oxidation resistance of the alloy
产品性能参数/ Product Property Parameters:
牌号 Grade |
90:10 |
80:20 |
70:30 |
60:40 |
50:50 |
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粒度范围 Fsss (μm) |
一级Level-1 |
Fsss≤1.0 |
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二级Level-2 |
1.0<Fsss≤1.5 |
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三级Level-3 |
1.5<Fsss≤3.0 |
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主含量 (质量分数),% Main Content (mass fraction)
|
Ta |
84.4 ±1.5 |
71.5 ±1.5 |
65.6 ±1.5 |
56.0 ±1.3 |
46.9 ±1.3 |
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Nb |
8.85 ±1.0 |
21.0 ±1.0 |
26.6 ±1.2 |
35.0 ±1.3 |
44.3 ±1.5 |
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总碳 T.C |
6.75 ±0.3 |
7.3 ±0.3 |
7.8 ±0.3 |
8.2 ±0.3 |
8.8 ±0.3 |
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游离碳, (不大于) F.C,max |
0.15 |
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杂质含量 (质量分数), (%,不大于) Impurity Contents (mass fraction), %, max |
Co |
0.10 |
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Mo |
0.10 |
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Si |
0.10 |
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Fe |
0.10 |
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Ni |
0.04 |
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K |
0.005 |
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Na |
0.005 |
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Mn |
0.05 |
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Sn |
0.01 |
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Ca |
0.01 |
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Al |
0.015 |
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Ti |
0.20 |
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W |
0.20 |
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Cr |
0.10 |
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气体杂质含量 (质量分数), (%,不大于) Gas Impurity Contents (mass fraction), %, max |
O |
一级 Level-1 |
0.30 |
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二级 Level-2 |
0.25 |
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三级Level-3 |
0.20 |
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N |
0.15 |
0.20 |
0.25 |
0.30 |
0.30 |
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注:用户如有特殊要求,双方具体商定。 Note: Special requirements will be agreed upon by the supplier and buyer. |