EXCALIBUR DIE STONE 50lb HI STRENGTH WHITE IV TP
Die trimming becomes a worry-free procedure due to the ultra-fine gypsum base, which prevents nicks and abrasions caused by brittleness. Recommended for use as crown and bridge or partial denture models. Suitable for use with all impression materials. Gypsum hardeners are not recommended. SETTING TIME: 12-15 min WATER/POWDER RATIO: 22ml:100g COMPRESSIVE STRENGTH: 18,000 psi EXPANSION: 0.09%