PROCESS FOR MAKING MILK-WHITE HOUSEHOLD DISHES OF AL-ALLOYS AND ITS PRODUCTS

摘要

The invention provides the milk-white aluminum product and the method therefore, whereby the aluminum alloy ingot which contains Fe, Ti is heated at the temperature of 550 to 570 deg.C for 5 to 7 hours and cooled to the room temperature; the alloy ingot is formed into a predetermined form and the product is anodically oxidized in a sulfuric acid solution at the room temperature under the current density of 0.5 to 2.5 A/dm2 for 25 to 40 mininutes to be milk-white.