HEATS 发表于 2010-9-12 16:40:35

工业硅

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<P align=center>工业硅(GB/T2881-1991)</P></TD></TR>
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<P align=center>名称</P></TD>
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<P align=center>牌号</P></TD>
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<P align=center>化学成分(%)</P></TD>
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<P align=center>应用范围</P></TD></TR>
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<P align=center>&nbsp;&nbsp; Si不小于</P></TD>
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<P align=center>杂质不大于</P></TD></TR>
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<P align=center>Fe</P></TD>
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<P align=center>Al</P></TD>
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<P align=center>Ca</P></TD></TR>
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<P align=center>A级硅</P></TD>
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<P align=center>Si-A</P></TD>
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<P align=center>99.3</P></TD>
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<P align=center>0.4</P></TD>
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<P align=center>0.2</P></TD>
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<P align=center>0.1</P></TD>
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<P align=center>化学用硅</P></TD></TR>
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<P align=center>B级硅</P></TD>
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<P align=center>Si-B</P></TD>
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<P align=center>99</P></TD>
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<P align=center>0.5</P></TD>
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<P align=center>0.3</P></TD>
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<P align=center>0.2</P></TD></TR>
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<P align=center>一级硅</P></TD>
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<P align=center>Si-1</P></TD>
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<P align=center>98.5</P></TD>
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<P align=center>0.6</P></TD>
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<P align=center>0.2</P></TD>
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<P align=center>0.3</P></TD>
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<P align=center>冶金用硅</P></TD></TR>
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<P align=center>二级硅</P></TD>
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<P align=center>Si-2</P></TD>
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<P align=center>98</P></TD>
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<P align=center>0.7</P></TD>
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<P align=center>0.2</P></TD>
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<P align=center>0.5</P></TD></TR>
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<P align=center>三级硅</P></TD>
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<P align=center>Si-3</P></TD>
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<P align=center>97</P></TD>
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<P align=center>1</P></TD>
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<P align=center>0.2</P></TD>
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<P align=center>1</P></TD></TR></TBODY></TABLE>
               
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