研究表明，以莫来石或高岭石为主晶相的铝硅系耐火材料是精铸球铁件的理想选择。
Study has proved that ceramic shell making by Al-Si system refractory materials with main crystal of Mollite or Kaolinite will be the ideal choice for investment casting ductile iron.
联合法赤泥物相组成主要为石英和钙铝黄长石，其次为钠长石、钙铁榴石和钙钛榴石。
Combined red mud phase is mainly composed of quartz and calcium aluminum melilite, followed by albite, andradite garnet, and perovskite garnet.
铝硅合金因其具有优良的性能而得到了广泛地应用，铁相是铝硅合金中最为常见的杂质。
Al Si alloy was widely used because of its good properties, Iron is the most common impurity in al Si alloy.
在实验研究了铝锰黄铜中初生富铁相的上浮条件与铁在铸件内的分布规律、偏析量与防止方法。
The conditions of floating off of iron-rich phase for Al-Mn brass, the distribution of iron in castings, the iron segregation and its prevention have been investigated in laboratory.
文中以铝硅合金中的富铁相杂质颗粒为分离对象，利用流动试验研究了磁感应强度、分离通道截面形状和金属熔体回路尺寸对分离效率的影响。
Study is made on the influence of electromagnetic field on iron-rich phase of the Al-Si alloy with Mn as de-ironing additive.
富铁相为铝硅合金中有害的相，当合金中含铁量较少时，富铁相呈细针、片状脆性相。
The iron-rich phase is harmful to the aluminum-silicon alloy. It constitutes a kind of fine-needle-like or sheet-like brittle phase when the content of iron in the alloy is low.
富铁相为铝硅合金中有害的相，当合金中含铁量较少时，富铁相呈细针、片状脆性相。
The iron-rich phase is harmful to the aluminum-silicon alloy. It constitutes a kind of fine-needle-like or sheet-like brittle phase when the content of iron in the alloy is low.
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