What tunnel boring machine is made of
A machine that bores a tunnel with a rotating head.
- Hydraulic cylinder — has part. Hydraulic cylinders push the machine forward.
- Electric motor — has part. Electric motors turn the cutting heads.
- Conveyor belt — has part. Spoil is removed by a conveyor.
- Steel — is made of. The shield and cutter head are steel.
- Cemented carbide — is made of. The cutters are cemented carbide.