【摘要】 研究了以硫铁矿烧渣为原料制备铁红的工艺过程及原理,详细探讨了合成反应的各种影响因素及煅烧工艺条件。采用该工艺可使烧渣中氧化铁浸出率达92%,铁红纯度达96 5%。铁红产品质量符合GB1863—89一级品标准。更多还原

【Abstract】 The principle and the process of preparing iron oxide red from pyrite cinder were studied.The factors affecting the synthesis reaction and the process conditions of calcination were examined.The leaching-out rate of ferric oxide from pyrite cinder is 92%,and the purity of ferric oxide red is 96.5%.The quality of the product can meet the first rank criterion of GB1863—89.更多还原