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Product Description
Physical Properties
Technical Resources
Product Description

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

Compressive Strength, Wet (1hr.)
8,000 psi (55 MPa)

Compressive Strength, Dry (48 hrs.)
17,000 psi (117 MPa)

Prima-Rock Ivory 33#/15KG
Item No. 330035
Prima-Rock Violet 120 – 70g Packages
Item No. 16624
Prima-Rock Violet 33#/15KG
Item No. 330036
Prima-Rock Yellow 120 – 70g Packages
Item No. 16632
Prima-Rock Yellow 33#/15KG
Item No. 330037

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