This kind of trays is made from stainless steel like 201,304 and 316 stainless steel. The sheet is wire mesh. The mesh size can be 1.5*1.5mm,3*3mm and 5.*5mm.Amd the mesh hole size and thickness of the stainless steel sheet is customized as per requirement.usually the material of mesh tray is stainless steel 304,which is food grade. other kind of material ,such as carbon steel,316 stainless steel,iron coated with painting is OK in special applications.the size of metal mesh tray can be 800mmX600mm,600mmX400mm,the height is 20mm,25mm or more higher,other size can be customized.The mesh metal tray is widely used as fruit dehydration ,fruit and vegetable washing and drying,meat baking,pet food baking.Stainless steel 304 mesh baked tray is corrossion resistant,high temperature resistant and easy to wash,can be used many times