PRIMA-ROCK has the highest compressive strength of any Whip Mix die material. Vacuum spatulation provides a smooth mix which flows readily. It’s compatible with all types of impression materials and upon setting, PRIMA-ROCK develops a dense surface with superior hardness.
Water/Powder Ratio: 20 mL/100 g
Working Time: 6 - 8 minutes
Setting Time: 12 minutes
Setting Expansion: 0.13%
Compressive Strength, Wet: (1hr.) 8,000 psi (55 MPa) Compressive Strength, Dry: (48 hrs.) 17,000 psi (117 MPa)
Water/Powder Ratio: 20 mL/100 g
Working Time: 6 - 8 minutes
Setting Time: 12 minutes
Setting Expansion: 0.13%
Compressive Strength, Wet: (1hr.) 8,000 psi (55 MPa) Compressive Strength, Dry: (48 hrs.) 17,000 psi (117 MPa)