Beneficiation method for stepped recovery and segmented tailing discarding of low-grade chromite
A technology of cascade recovery and beneficiation method, applied in the direction of solid separation, etc., can solve the problems of small processing capacity of equipment, large amount of fine tailings, complicated equipment operation, etc. high yield effect
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[0029] To describe the present invention, a beneficiation method of cascaded recovery of low-grade chromite and segmented tailings of the present invention will be further described in detail below in conjunction with the accompanying drawings and examples.
[0030] The object of treatment in this example is a certain chromite ore in Tibet. The results of its chemical multi-element analysis and chromium phase analysis are shown in Table 1 and Table 2.
[0031] Table 1 Chemical multi-element analysis results of a chromite ore (%)
[0032] element name Cr 2 o 3
Fe 2 o 3
CaO MgO SiO 2
al 2 o 3
content 19.44 9.28 0.738 35.32 26.55 3.92 element name TiO 2
V 2 o 5
MnO K 2 o
Na 2 o
NiO content 0.069 0.045 0.133 0.016 <0.005
0.361 element name CuO ZnO S P content 0.034 0.015 0.017 0.008
[0033] Table 2 Certain chromite ore chromium phase analysis resu...
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