Experiment → 2 - B2
2 - B2
Output
Sample tile made of 70% stoneware with 30% recycled stoneware residues from industrial throw-outs of the ceramic factory of GRESTEL. Plates made of stoneware with a light green glazing, unfortunatley with production defects, which would go to the trash.
This material samples contain a percentage of 30% of broken plates grinded into a fine waste ceramic powder and mixed within the liquid clay.
specs
Production Process:
• waste collection
• manual shredding process with a hammer to destroy the object into smaller pieces
• ceramic shredder (jaw crusher and than hammer mill machine) at CICECO - Aveiro Institute of Materials
• Portioning 100ml of ceramic clay with a composition of 30% waste powder and 70% liquid raw material and additional 5-10% water if necessary
• slip casting mould
• drying phase
Firing:
• bisque firing - low firing with temperature of 950℃
• second firing - high firing with temperature of 1200℃
Reference:
2 - B2
2 (70%) - stoneware
B2 (30%) - fired and glazed stoneware