Ferromanganese slag has the latent hydraulicity and volcanic ash, it can be used to build concrete admixtures and cement.
锰铁合金渣具有潜在的水硬性和火山灰性，可用作混凝土掺合料和水泥混合材料。
Ferromanganese slag has the latent hydraulicity and volcanic ash, it can be used to build concrete admixtures and cement.
锰铁合金渣具有潜在的水硬性和火山灰性，可用作混凝土掺合料和水泥混合材料。
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