Fabrication of waste-based foam ceramics with high strength and closed porosity via a low-temperature ascharite flux

Key Points

• Mechanical strength was significantly enhanced, with values indicating better performance over standard materials.
• Closed porosity was achieved through innovative use of ascharite flux, resulting in superior structural integrity.
• Fabrication involved low-temperature processing, allowing for energy efficiency in material production.
• This work supports waste valorization, promoting sustainable practices in material development.