... :· 1,Expanded Aluminum Metal, Standard Rhombic Shaped· 2,Expanded Aluminum Metal, Heavy Type (Tortoise-shaped)· 3,Expanded Aluminum Metal, Flattended Type· 4,Micron Expanded Metal in Aluminum Foil· 5,Expanded Aluminum Metal, Special Type1,Expanded Aluminum Metal, Standard Rhombic ShapedExpanded Aluminum Metal Micron OpeningUse: Expanded aluminum metal micronopening is ...