# Exothermic welding molds

They facilitate the joining of metals through controlled exothermic reactions.

Family: Electrical applications

## Processes
- Exothermic welding
- Copper connections

## Challenges
- Cavity wear
- Limited reuse
- Joint quality

## Advantages
- High thermal resistance
- Precise cavities
- Machined replacement

## Limitations
- Wear from arcing or electrical erosion
- Conductivity and density must be calibrated to the process
- Some grades are not suitable for high purity

- [Applications](https://esgraf.com/en/applications)
- [Alternate](https://esgraf.com/aplicaciones/electrico-moldes-soldadura-exotermica)