south africa chromite sand features
south africa chromite sand features Highly refractory, low thermal expansion coefficient, does not react with metal oxides, and can effectively …
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Advantages and disadvantages of chromite sand and ceramsite sand
Chromite sand is a special sand for foundry. Based on chromite, it is mainly natural spinel, which is crushed and …
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The choice of chromite sand model is determined by the size of the workpiece
Generally, the suitable particle size of the sand mold used for the modeling of large steel castings is AFS40-45 and …
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Application of Chromite sand in Large Steel Castings
Through the basic test and production practice of chromite furan resin sand, it is found that the use of chrome …
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What are the characteristics of chromite sand in foundry？
1. Chromite has excellent cooling performance. It will not reduce hot cracks, but will affect the temperature gradient and promote …
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chromite sand introduction
Chrome ore sand, also known as chromite sand, is a special sand for foundry. It is a natural spinel mainly …