US Grout's Ultrafine Cementitious Grout Product Data

US Grout-Producers of Ultrafine Cementitious Grout
US Grout product data

The characteristics itemized below are for a water/cement ratio of 0.8/1 by weight. Those items with an asterisk (*) can be adjusted as required by the application.

Type V Standard Grout

Property Standards and Conditions Results
DRY
Dispersant 0.85% by weight of dry grout  
Color Visual Cement gray
Particle Size SediGraph 5100 90%<8 microns, average 4 microns
Surface Area ASTM C-204 (Blaine Fineness) 15,110 cm²/gram
Dry Loose Unit Weight   0.497 grams/cc
Dry Density (Specific Gravity) ASTM C-188 2.70 grams/cm³
Dry Weight/Wet Volume   1.01 kg/liter
WET
Water/Grout 0.8/1 by weight of dry grout *  
Wet Density (Specific Gravity) API RP 13B-1 (Barold Mud Balance) 1.56 grams/cc *
Initial Viscosity API RP 13B-1 (Marsh Cone) 37 seconds *
Internal Cohesion Lombardi Plate 1.22 Pascals *
Initial Gelation Wally Baker Shear Value 3.7 hours *
Final Gelation Wally Baker Shear Value 4.6 hours *
Initial Vicat Needle Set ASTM C-191 (Vicat Needle) 9.33 hours *
Final Vicat Needle Set ASTM C-191 (Vicat Needle) 9.83 hours *
Period of Workability   3.6 hours *
Shrinkage ASTM C-490, C-596, C-157 -0.0260%
Bleeding ASTM C-940 0.50%
Hydrational Heat Adiabatic Chamber 31º C
Pressure Filtration API Filter Press 0.0678 minutes - 1/2
Permeability Custom Equipment at Atomic Energy of Canada at Atomic Energy of Canada 1x10-16 cm/second
Sulfate Resistant Type V Sulfate Resistant Cement Resistant to sulfate attack

 

NOTE: A high shear, so called "Colloida" mixer, such as the "COLCRETE," should be used for any microfine or ultrafine cementitious grout. For more information about the "COLCRETE" colloidal mixer, follow the link to "The Development of Colloidal Mixer Based CRF System"

US Grout