Fence by sand casting process,Made of aluminum alloy,then powder coated.OEM is accepted. Materials: aluminum alloyName:fence Product weight: from 0.50 to 500kg/pcs Die, Sand and Mold Casting for Over 13 years Unlike most of our competition, we offer three types of moldsdie castings, sand castings and permanent mold casting(gravity casting or chill casting) Software for drawing: pro/E, auto CAD, ...