Composite material for reducing, vulcanizing and smelting laterite-nickel ore as well as manufacturing method and application of composite material

The embodiment of the invention provides a composite material for laterite-nickel ore reduction vulcanization smelting and a manufacturing method and application thereof.The composite material comprises a porous body and a first sulfide, the porous body has reducibility, pores of the porous body are filled with the first sulfide, the mass ratio of the porous body in the composite material is A, and the mass ratio of the first sulfide to the porous body is A; the mass ratio of the first sulfide in the composite material is B, and A/B is greater than or equal to 0.6 and less than or equal to 1.5. The composite material provided by the embodiment of the invention not only can reduce the probability of pipeline blockage, but also can improve the utilization rate of the first sulfide, so that the preparation cost of nickel matte is reduced. 本申请实施方式提供了一种用于红土镍矿还原硫化熔炼的复合材料及其制造方法和应用，该复合材料包括多孔体和第一硫化物，多孔体具有还原性，第一硫化物，填充至多孔体的孔隙内，其中，多孔体在复合材料中的质量占比为A，第一硫化物在复合材料中的质量占比为B，0.6≤A/B≤1.5。本申请实施方式提供的复合材料不仅能够降低管道堵塞的概率，而且还能够提高第一硫化物的利用