???? ?????
????? ???? ????? ??? ???????? ?? ???? ??????? ?? ???? Co ? ??? ???? 27. ??? ?? ??? ????? ?? ????? ? ??????? ?? ????? ?????? ???? ???? ??? ? ????? ? ??? ??????? ??? ???? ? ??????? ???? ?? ??? ?????? ??????? ?? ??? ???? ??? KOBOLD ???? ???? ???? ?????? ??? ????? ?????? ????? ???? ? ?? 1735 ???? ???? ????? ?? ??? ?????.
????? ?? ???? ???????? ????????? ????? ?? ????? ???? ? ?????? ???? ??????? ?? ???. ????? ??? ?? ??? ??? ???? ?????? ?? ????? ??????? ????? ???? ? ?????. ????? 60 ?? ???????????? ??? ?????? ?? ????? ?? ????? ? ?? ????? ???? ???? ???? ??????? ??? ????? ??????? ?? ???.
????? ?? ???? ????? ????? ???? ???? ??????? ??? ????? ?? ????? ???? ???? ??????? ?? ??? cobalamins ???. ??? ????? ??????? ?? ??????? B-12 ???? ?????????? ????? ???. ????? ?????? ?? ???? ???? ???? ???? ?????? ??? ???? ?? ? ???? ??? ? ???? ??? ?? ???? ????? ???? ???? ???? ????? ???.
?? ???? ????? ??????:
?? * ???? ????? ?? ?? ????? ??? ?????? Carbide ???? ???? ?????? ????? ?????? ???? ???????? ? ???? ??????? ?? ???
? ?? * ?? ??? ?????? ?? ??????? ???????? ?? ???????? ??? ??????? ?? ???? ?????
?? ????? ???? ?????:
???? |
F.s.s.s(um) |
??????? ??????. |
?????% |
????? ????? g/in3 |
|
??? A |
??? B |
||||
Co06 |
0.6-0.9 |
0.6 |
≥99.8 |
7-9 |
8-11 |
Co12 |
1.0-1.4 |
0.5 |
≥99.8 |
8-10 |
11-13 |
Co25 |
2.0-3.0 |
0.4 |
≥99.8 |
9-13 |
13-15 |
????? ????? ???? ???? ?????:
???? |
??????. % |
????? % |
C |
0.03 |
0.02 |
Ca |
0.02 |
0.005 |
Cu |
0.01 |
0.005 |
Fe |
0.03 |
0.008 |
Mg |
0.01 |
0.002 |
Mn |
0.01 |
0.001 |
Na |
0.02 |
0.005 |
Ni |
0.02 |
0.01 |
S |
0.005 |
0.0005 |
Si |
0.01 |
0.002 |
Detailed description to Cobalt Powder:??? ???? ???? ?????:
???? % |
99.0 |
???? ??? °C |
1495 |
???? ??? °C |
2900 |
????? G/Cm3 |
8.92 |
????? ???? @ 20 °C |
253 |
Coef. of Exp. @ 20 °C |
12.5 x 10-6 |
??? ?????? Microhm-CM |
6.24 |
?????? ???????? |
Hex |
???? |
??????? |
??? ??? ?? ???? ????? ?? ???? ????? , ???? ????? ?????? ?? ?? ???? ?????? ?? ???? ?????: sales@chinatungsten.com ?? ?? ????:+86 592 5129696.
??????? ?????>>