Titanium alloy is a very strong material with very high strength and good corrosion resistance. Titanium alloy is light in weight and high in hardness, and is an ideal material for the manufacture of the seventh axis of the robot. Because titanium has very good chemical properties, it is very suitable for robots working in dangerous environments such as the chemical industry.

Magnesium alloy is another material that is very suitable for making the seventh axis of the robot. It has a good weight ratio and strength ratio. Magnesium alloys are very easy to work into a variety of shapes and sizes and are also very resistant to corrosion. Because magnesium has good thermal conductivity, the seventh axis of the robot can dissipate heat more quickly, thus preventing the robot from being damaged by overheating.

The materials suitable for robot seventh axis manufacturing mainly depend on the robot's purpose and working environment. As robotics technology continues to evolve and improve, the materials used to manufacture the seventh axis are also constantly improving to meet the needs of different robotic applications.