
Prima-Rock is a high-strength ISO Type 4 dental die stone with the highest compressive strength of any Whip Mix die material. Vacuum spatulation produces a smooth, free-flowing mix that is compatible with all impression materials and sets to a dense, hard surface. It offers a 6-8 minute working time and a 12-minute initial set, with a water/powder ratio of 20 mL/100 g.
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Sorted by lowest price · Add now, sign in at checkout








Prima-Rock is a high-strength ISO Type 4 dental die stone with the highest compressive strength of any Whip Mix die material. Vacuum spatulation produces a smooth, free-flowing mix that is compatible with all impression materials and sets to a dense, hard surface. It offers a 6-8 minute working time and a 12-minute initial set, with a water/powder ratio of 20 mL/100 g.
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