Weihai Haiwang Hydrocyclone Co., Ltd developed high-efficiency fine sands recovery cyclone and high-efficiency sands beneficiation cyclone in line with the sands industry. These two kinds of cyclones can be applied in different working conditions so as to meet various requirements of product indicators from customers. The cyclone is of customer-tailored configuration, which can be adjusted according to the different feeding material characters and classification indicators. The cut size is adjustable from 74 μm to 100μm. It has feature of high classification efficiency and long service life.