Abstract: The article introduces the application of wide belt sanding technology in metal processing industry,such as polishing and deburring of metal plate and steel belt,grinding of hot-rolled steel plate,etc.For better promotion of wide belt sanding technology,it also analyzes the elements related from perspective of processing cost,processing precision,components pattern,etc.In the end,the author shares his understanding on how to adapt wide belt sanding technology to different types of metal material.