Aluminum is a silvery white and ductile member of the boron group of chemical elements. It has the symbol Al and its atomic number is 13. It is not soluble in water under normal circumstances. Aluminum is the most abundant metal in the Earth's crust, and the third most abundant element therein, after oxygen and silicon. It makes up about 8% by weight of the Earth's solid surface. Aluminum is too reactive chemically to occur in nature as a free metal. Instead, it is found combined in over 270 different minerals. The chief source of aluminum is bauxite ore.Casting aluminium alloy steel castings.

Appearance is bright,column form. It is used for removing oxidation skin, burr, eliminating surface defect, removing stress, etching, unknit, strengthen, prevention rust before painting of metal die-casting, precision casting, hardware tool, machinery manufacturing, automobile spare parts, apparatus, pump valve industry.
 

Blast cleaning of cast steel shot:Used for blast cleaning of casting, die-casting,forging,sand removal of casting, steel plate, H type steel, steel structure.

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