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Prima-Rock
High Strength Die Stone
ISO Type 4
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 (1hr.)
- 8,000 psi (55 MPa)
- Compressive Strength, Dry (48 hrs.)
- 17,000 psi (117 MPa)
| Item No. | Description | Price |
| Yellow | ||
| 16632 | 120-70 g Package | $131.18 |
| 330037 | 15kg (33 lb.) Carton Yellow | $71.07 |
| 16624 | 120-70 g Package | $131.18 |