Aluminum powder, commonly known as "silver", namely the metal pigment silver, YISHION aluminum foil by adding a small amount of lubricant, the pounding the crushed as squamous powder, and through polishing and. Aluminum is light, floating high, covering power strong, are good for the light and heat reflection properties. After the treatment, can also be non leafing aluminium powder. Aluminum powder can be used to identify the fingerprint, can also do the fireworks.