Direct rolling into thin sheets of aluminum metal stamping materials, stamping effect and the effect of pure silver foil stampin

Direct rolling into thin sheets of aluminum metal stamping materials, stamping effect and the effect of pure silver foil stamping, it is also known as the false silver. Because aluminum is soft, ductile, silver-white luster, and rolling sheet, using sodium silicate material mounted in offset printing paper made of aluminum foil can also be printed. Aluminum foil itself is easily oxidized and the color darkens, friction, touch will fade, and therefore does not apply to long-term preservation of the books cover stamping.