Shapes cubic monocomponent cubic multicomponent flat monocomponent flat multicomponent long monocomponent long multicomponent spherical monocomponent spherical multicomponent Thickness 0,5 to 1,5 mm 1,6 to 2,5 mm more than 2,5 mm Materials aluminium brass copper high yield strength steels inconel iron-nickel-cobalt alloy iron-nickel-molybdenum alloy lead stainless steel steel