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These are fired bars of Laguna SG758 Barnard Slip substitute going from cone 04 (bottom) to cone 6 (top). It is melting at cone 6. The bars are expanded above cone 6 and becoming quite porous. The drying shrinkage is around 7%, it is quite plastic.
| Glossary | Material Substitution Material substitutions in ceramic glaze and body recipes must consider their chemistry, mineralogy and physical properties | 
| Materials | SG 758 | 
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