Foundry cores are used in sand moulds, gravity and low-pressure casting. The basis of the core is sand, which retains the shape of the tool with the help of a chemical binder.
There are various types of core machines on offer. Basically, they can be divided according to production processes:
- Cold hardening method
- Hot hardening method
Depending on the configuration of the cores, the machines can be:
- Vertical type
- Horizontal type