Standard aluminium trays are available in a wide variety of shapes and sizes, from round to rectangular, and special forms.Trays are designed with smooth sidewalls that lets the products easily slip out of the packaging after baking, as well as folded corners, that makes the hills stronger and more solid.The hills are also available with side ribs, giving a strong construction.Snap-on lids are available for some hills, and cardboard or aluminum lids for others.The hills are ideal for catering dishes, from salads to desserts. For all types of foods, however, not acidic (pH < 4.5) and salty foods.Temperature range:-40 ° C to 350 ° c.