... Window with Sand Casting and Powder Coated Process, Suitable for Construction Model Number:DR-D078 Material: aluminum alloy Process: die-casting, sand casting and ... : polishing shot blasting, chromate plating, power coated and anodizing Parts range: auto parts, electronic parts, ... All brands and trademarks used are for reference only Aluminum Transom Window with Sand Casting and Powder Coated Process ...