... Casting Process, Powder Coated Process Surface, Suitable for Construction,OEM order is accepted. Material: aluminum alloy Fences ... by sand casting,Powder Coated Process Surface, Suitable for Construction,OEM orser is accepted Die, sand and ... and permanent mold casting (gravity or chill casting) Software for drawing: pro/E, auto CAD, UG, CAD, ... to 500 tons/month Sell Handrail,Aluminum fence (ISO9001:2000)