# Foundry refractory channel lining

Protects gutters subjected to high temperatures in casting processes.

Family: Coatings / Release Agents

## Processes
- Casting and channeling
- Trough coating

## Challenges
- Metal sticking
- Trough erosion
- Stoppages for cleaning

## Advantages
- Better release
- Dry film
- Surface protection

## Limitations
- Not a hydrodynamic oil lubricant
- May stain light-colored surfaces
- Performance depends on surface preparation and reapplication

- [Applications](https://esgraf.com/en/applications)
- [Alternate](https://esgraf.com/aplicaciones/fundicion-recubrimiento-canaletas)