Bomet boron alloy co., ltd.
Product Standards（BMTQB2016）
NO.：BMT16-204
Boron iron is an intermediate alloy, which is an alloying agent in steelmaking and casting processes; it is also a component additive for rare earth permanent magnet materials (such as neodymium iron boron) and amorphous materials. The technical conditions of BMT enterprises are as follows:
| Product name | Brand | chemical composition(%) | Application industry | ||||||||||||
| B | AL≤ | SL≤ | C≤ | P≤ | S≤ | Mn≤ | Cr≤ | Cu≤ | Mg≤ | Ni≤ | Ti≤ | ||||
| Low carbon boron iron | High-purity boron iron | FEB20C0.05 |
20-21 |
0.1 | 0.5 | 0.05 | 0.03 |
0.002 |
0.05 |
0.05 | 0.01 | 0.2 | 0.1 | 0.05 | Rare earth permanent magnet material |
| High boron low carbon boron iron A |
FEB19.5C0.1 |
19-21 |
0.1 |
1.0 | 0.1 | 0.05 | 0.003 | 0.1 | 0.05 | 0.05 | 0.2 | 0.1 | 0.05 | ||
| High boron low carbon boron iron B |
FEB19.5C0.12 |
19-21 |
0.1 |
1.0 | 0.12 | 0.05 | 0.003 | 0.1 | 0.05 | 0.05 | 0.2 | 0.1 | 0.05 | ||
|
High boron low carbon boron iron C |
FEB19.5C0.15 |
19-21 |
0.1 |
1.0 | 0.15 | 0.05 | 0.003 | 0.1 | 0.05 | 0.05 | 0.2 | 0.1 | 0.05 | ||
|
Medium boron low carbon boron A |
FEB18.5C0.1 |
≥18.5 |
0.2 | 1.0 |
0.1 |
0.05 |
0.005 |
0.2 | 0.1 | 0.05 | -- | -- | -- | ||
|
Medium boron low carbon boron B |
FEB18.5C0.12 |
≥18.5 |
0.2 | 1.0 |
0.12 |
0.05 |
0.005 |
0.2 | 0.1 | 0.05 | -- | -- | -- | ||
|
Medium boron low carbon boron C |
FEB18.5C0.2 |
≥18.5 |
0.2 | 1.0 | 0.2 | 0.05 |
0.005 |
0.2 | 0.1 | 0.05 | -- | -- | -- | ||
1.化学成份；
2.物理状态：表面无非金属杂质，有光泽；标准粒度2-30mm90%min；有防潮措施
3.误差范围：主要成份B元素允许±0.35%；重量允许±0.1%
4.包装标准：执行《BMT精品硼铁和出口硼铁包装标准》
5.非标准要求下时，执行合同要求
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