According to the present situation of refractory damage of Decheng shaft furnace and our long-term construction experience, JHS-shaft Furnace multi-nano anti-wear lining material is used for construction. Before spraying, the fouling and accumulated ash in the furnace are cleared away, and the original furnace size is restored. In the construction process, according to the National Gb/t-19002 quality assurance standards, combined with our construction experience over the years to ensure project quality, construction period (5 days) smoothly completed!