1. Stainless steel kitchen faucet. The stainless steel faucet does not contain lead, is acid and alkali resistant and is not easy to corrode. Its hardness and toughness are more than twice that of copper faucet, but its hardness, toughness and machining are more difficult than copper faucet.

2. Copper faucet. The interior of the copper is rough. You can observe the interior of the faucet. You can grind it deep in an inconspicuous place. There is no problem to see the brass color.

3. Iron faucet. Iron faucet is easy to rust and difficult to replace and disassemble, just like magnet suction. Generally, there are some small faucets with difficult surface treatment and rough appearance; There are few iron faucets for large cold and hot faucets, which is difficult to process.

4. Ceramic faucet. Compared with other materials, the faucet made of ceramics has the advantages of no rust, no oxidation and no easy wear. It has a generous appearance and sets off the high-end atmosphere of the whole space.

5. Zinc alloy faucet. Zinc alloy faucet is harmful to human body. The shell is easy to corrode and fracture after water impact, and the surface is white after grinding. At present, it is generally made by sanding process and machine die casting, and the interior is smooth and flat.