The sander output is relative with many facts, such as kind of board, grinding volume, width, sanding requirement and so on. 4-head sander can be used separately as well as used combine. When it used separately, take width is 4 feet for example, it can meet 30000m3/a particle board production line; Take width is 8 feet for example, it can meet averagely 50000~60000m3/a particle board production line. As a rule, sander adopts combination using to meet WBP production line, which requires large output, precise sanding. It only needs the customers to bring forward the requirement on output and sanding, our company can make projects for users to choose.