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Category: Soils
Sub Category: Manual Consolidation
Product Group: Expansion Index Test Apparatus
• Completely self-contained and compact design.
• Accurate to 0.0001” (0.002 mm).
• Testing time of 24 hours or less on cured soil specimens.
The Expansion Index Test Apparatus is a completely self-contained apparatus designed for use in determining the expansion index of soils. Using the new consolidation apparatus, contractors and laboratory technicians can conduct an expansion test on a cured soil specimen in 24 hours or less.
The apparatus is designed to control all of the variables that influence the expansive characteristics of a particular soil while still performing a practical test for general engineering use.
| Test Time, hours | 24 |
| ASTM D4829 | Yes |
| California UBC 29-2 | Yes |
| Description | Expansion Index Test Apparatus |
| Base and Collar | Cast aluminum construction; brass hold-down rods. |
| Specimen Ring | Stainless steel; 4” i.d. x 1” h. (101.6 x 25 .4 mm). |
| Porous Stones | 4” diam. x 1/2” thick (101.4 x 12 .7 mm). |
| Loading Weight | Brass; 12 .6 lbs. (5.7 kg). |
| Dial Indicator | 0.3” range x 0.0001” graduations |
| Test Duration | 24 hours or less on cured sample. |
| Dimensions | 6” diam. x 11 ” h. (152 x 279 mm). |
| Weight | Net 18 lbs. (8.2 kg). |
