Made of 304 stainless steel stainless steel,double layer frame design,lightweight but strong,strong corrosion resistance,not easy to rust, durable and easy to clean. Standard 304 stainless steel screen mesh,mesh is precise and meets laboratory standards. Make experimental data more precise. Lab mesh sieve can be stacked to use for classification filter; And the sieve frame tightly secure wire cloth, not easily jammed, can be used repeatedly, more efficient. Unique curling technology,overall smooth,Seamless edge pressing process will not jam the material, and tight hemming will not hurt your hands. Test sieves can be applied to screen various items, like fruit, dehydrated vegetable powder, tea, grains, aluminum, zinc and other metal ash, screws, plastics, sand, soil, etc., nice for laboratory, farms and homes., Manufacturer: UKFengHeng