The traditional artificial sand production line is produced mostly by wet process. No matter what type of sand washer has the chief disadvantages that is the serious loss of fine particles, some even reached 20%, which not only in virtually increases costs, but also seriously affects the distribution of the sand, greatly reduces the mechanism of sand quality of the product. Excessive fine sand emissions can also cause environmental pollution. And fine sand recycling system from luoyang longzhong can solve these problems. The fine sand collection system is the equipment of dehydration, desilting and desiccation, and the biggest characteristic is that it can solve the problem of fine sand loss in the sand industry.