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鑄件內夾角深凹處平孔填充用引流鉻礦砂 高溫鑄造材料鉻礦砂
化學成分/物理特性
|
Cr2O3 |
% |
≥46.0% |
|
SiO2 |
% |
≤1.0% |
|
FeO |
% |
≤26.5% |
|
CaO |
% |
≤0.30% |
|
MgO |
% |
≤10.0% |
|
Al2O3 |
% |
≤15.5% |
|
P |
% |
≤0.003% |
|
S |
% |
≤0.003% |
|
Cr/Fe |
1.55:1 |
|
|
堆積密度 |
g/cm? |
2.5-3 |
|
顏色 |
/ |
亮黑色 |
|
PH值 |
/ |
7-9 |
|
燒結溫度 |
°C |
> 1,800 |
|
熔點 |
°C |
2,180 |
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