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Boyi Rede are produced in a variety of diameter sizes, in both brass and stainless steel. Sieve are available with stainless steel frame and mesh, brass frame and mesh, brass frame with stainless steel mesh. The sieve frames consist with two layers, so it can last more longer time than the regular sieve. Our test sieves best quality and reasonable price are welcomed by more and more customers all around the world. The dia.200mm,300mm test sieve are according the BS410/ISO3310. The dia.8inch are according the ASTM standard.
We also have other size of test sieve, such as dia.75mm, dia.80mm, dia.100mm, dia.125mm, dia.150mm, dia.250mm, ect.