WHIP MIX - PRIMA ROCK
Gypsums & Die Stone Acc
# 119641 - Mfg # 16624
Features:
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.
ISO TYPE 4
Color: Violet
Size: 120 - ( 70g. ) Carton
Physical Properties
Water/Powder Ratio
20 mL/100 g
Working Time
6-8 minutes
Setting Time
12 minutes
Setting Expansion
.13%
Compressive Strength, Wet (1hr.)
8,000 psi (55 MPa)
Compressive Strength, Dry (48 hrs.)
17,000 psi (117 MPa)