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Boron has properties which are borderline between metals
and non-metals. It is a semiconductor rather than a metallic
conductor. Chemically it is closer to silicon than to aluminium,
gallium, indium, and thallium.
The Boron materials Dlrow deals with:
| Type |
Impurity
analysis (PPM Max) |
| Fe |
Pb |
Zn |
Sn |
Mg |
Cu |
Mn |
Ni |
| Boron powder, Crystalline
99.9% Min |
44 |
1.3 |
8.9 |
0.1 |
1.8 |
0.3 |
0.2 |
0.7 |
| Boron powder, Amorphous
99.999% Min |
0.07 |
0.05 |
1.0 |
0.05 |
2.0 |
1.0 |
0.2 |
0.01 |
| Boron Bromide BBr3
99.9999% Min |
0.0084 |
0.007 |
0.0002 |
0.0005 |
0.0002 |
0.0001 |
0.0007 |
0.0016 |
| Ferro Boron Grade |
B |
Si |
Al |
C |
P |
S |
| (%) |
(% Max) |
| FeB20C0.5-A |
19.0-21.0 |
2.0 |
0.05 |
0.5 |
0.1 |
0.01 |
| FeB20C0.5-B |
19.0-21.0 |
2.0 |
0.5 |
0.5 |
0.1 |
0.01 |
| FeB18C0.5-A |
17.0-19.0 |
2.0 |
0.05 |
0.5 |
0.1 |
0.01 |
| FeB18C0.5-B |
17.0-19.0 |
2.0 |
0.5 |
0.5 |
0.1 |
0.01 |
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