3D printers are using composite materials so they can reduce the cost. This kind of printer is designed to make replacement parts.
In the future, these technologies can reduce the cost.
On the authority of Yahoo finance News, ¨3D printing of fiber-reinforced polymers is rapidly approaching a commercial tipping point. This is quickly becoming one of the most exciting and impactful areas of 3D printing; over the next decade the market will grow to $2 billion, the installed base and applications will expand, and technology will continue to mature.¨