Titanium foil material is mainly used for high-pitched membranes of speakers and horns. Titanium foil is used to make high-fidelity and clear and bright sounds. Titanium foil materials can also be used for precision accessories, for implants on bones, etc.
Titanium metal looks like steel and has a silver-gray luster. It is a transition metal and has been considered a rare metal for some time. Titanium is not a rare metal. Titanium accounts for approximately 0.42 of the total weight in the earth's crust, which is 16 times the total amount of copper, nickel, lead, and zinc. Ranking seventh in the metal world, there are more than 70 minerals containing titanium. Titanium has high strength, low density, high hardness, high melting point, and strong corrosion resistance; high-purity titanium has good plasticity, but becomes brittle and hard when impurities are present.