中国铁合金网讯:广西中金金属辅料采购清单
辅料采购 |
品名 |
指标 |
品质要求(基准) |
高碳铬铁 |
Cr |
50-57% |
|
P |
≤0.03% |
||
S |
≤0.06% |
||
C |
≤8% |
||
Si |
≤5% |
||
粒度 |
自然块 |
||
水分 |
0 |
||
高硅硅锰 |
Mn |
≥60% |
|
Si |
27%-30% |
||
C |
≤0.1% |
||
P |
≤0.1% |
||
S |
≤0.02% |
||
粒度 |
10-250mm |
||
电解镍 |
Ni |
≥99.96% |
|
电解金属锰 |
Mn |
≥99.7% |
|
C |
≤0.04% |
||
P |
≤0.005% |
||
S |
≤0.05% |
||
Fe+Si+Se |
≤0.205% |
||
硅铁 |
Si |
≥72% |
|
加工块粒度 |
10-50mm |
||
硅铁粉 |
Si |
≥72% |
|
镍铁 |
Ni |
≥15% |
|
C |
≤3% |
||
P |
≤0.055% |
||
S |
≤0.45% |
||
Si |
≤3% |
||
粒度 |
3-80mm |
||
低镍生铁 |
Ni |
≥1.5% |
|
C |
≤5% |
||
Cr |
≥1% |
||
P |
≤0.055% |
||
S |
≤0.4% |
||
Si |
≤4% |
||
萤石 |
CaF2 |
≥80% |
|
SiO2 |
≤10% |
||
S |
≤0.2% |
||
水分 |
<2% |
||
块度 |
50-100mm |
||
石灰 |
CaO |
≥92% |
|
铜 |
SiO2 |
≤2.5% |
|
S |
≤0.2% |
||
活性度 |
300ml |
||
粒度 |
5-80mm |
||
Cu |
≥99.9% |
||
硅钙合金 |
Ca |
>31% |
|
Si |
55%-65% |
||
C |
≤0.8% |
||
P |
≤0.4% |
||
S |
≤0.05% |
||
粒度 |
10mm-50mm |
||
石灰石 |
CaO |
≥54% |
|
氧化镁 |
≤3% |
||
二氧化磷 |
≤1% |
||
P |
≤0.05% |
||
S |
≤0.025% |
||
杂质 |
<1% |
||
粒度 |
30-60mm/40-80mm |
||
萤石球 |
氟化钙 |
≥80% |
|
碳酸钙 |
≤5.5% |
||
C |
≤1% |
||
S |
≤0.08% |
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