Name:Grain Sieve Model:JJSG Sieve is suitable to measure the impurity percentage in grain sample or the bran percentage in rice. It is an inspecting instrument to judge the samples quality. Sieve is suitable to measure the insect pests percentage in grain and oil plant, and determine insect density and judge grains grade.The sieves are made on aluminum.It can be used with our electric screen meter . Specification: Sieve Layer: 13 Diameter: 220mm Height: 50mm Sieve opening dimensions( mm ) : Φ 1.0 ,1.2, 1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,12, 1.5 × 20, 1.7 × 20 Packing: standard exporting package