Our stopper rod has the following characteristics:
1. High thermal shock resistance
2. Oxidation resistant glaze layer to prevent the material oxidation effectively.
3. Argon blowing version is available 4. Various fixed method 5. Multi-time use and long service life
①For continuous line is about 72-96 hours. ②For discontinuous line, if so, suppose they work 12hrs per day, then 7 days is 84 hours.
foundry stopper and nozzle.pdf