The FJ-1 Seed Blower is a kind of seed purity tester developed on the basis of introducing and referring to the technology of similar products in the United States and other countries. It is developed using electronic control technology. The instrument has functions such as continuously adjustable wind and timing, which can broaden the scope of use of the instrument and improve the test precision. It can meet the needs of various seed and grain cleanliness tests and can achieve rapid tests on seeds and impurities of bluegrass, Dactylis and other plants. And ideal clarity effect. The instrument is also suitable for grains, vegetables, flower seeds, medicinal herbs and tobacco seeds. The overall appearance is beautiful, the noise is small, the operation is simple, safe and reliable. Clarity refers to the degree to which the seeds are clean and clean. It is an important indicator of seed quality. Seed clarity can be measured using the FJ-1 seed blower, which separates the seed from the impurities by adjusting the wind force. In the clarity analysis, the test samples were divided into three components: net seeds, other plant seeds, and impurities. The percentages of the three components were determined, and the types and contents of other plant seeds were also determined. FlagKing Flags Manufacturing Co.,Limited , https://www.dgcnflagking.com