Whip Mix - Prima Rock - Class 4 - Ivory - Carton - (15 kg)

Whip Mix

Prima Rock

High-Strength Die Stone

Class 4

Ivory

Carton

15 kg

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.

Physical Properties:

Water/Powder Ratio = 20 mL/100 g
Working Time = 6–8 minutes
Setting Time = 12 minutes
Setting Expansion = 0.13%
Compressive Strength, Wet (1 hour) = 8,000 psi (55 MPa)
Compressive Strength, Dry (48 hours) = 17,000 psi (117 MPa)