| Specification |
Details |
| Model |
Liquid Limit Device / Casagrande Liquid Limit Apparatus |
| Type |
Soil Testing Equipment for determining the liquid limit of soils |
| Compliance |
Conforms to ASTM D4318, ISO 3310, and BS 1377 standards |
| Apparatus Type |
Motorized or Manual (depending on model) |
| Working Principle |
Determines the moisture content at which a soil changes from plastic to liquid state using a standardized groove closure method |
| Groove Size |
2.5 mm wide groove, 10 mm deep (standard) |
| Cup Diameter |
130 mm (standard size) |
| Motorized Version |
Includes automatic turning mechanism for precise groove closure measurement |
| Manual Version |
Requires hand turning to close the groove; manual operation |
| Drop Height |
10 mm, adjustable to simulate the standard impact force |
| Speed |
2 revolutions per second (for motorized version) |
| Dimensions |
Approx. 30 cm x 25 cm x 20 cm (varies slightly depending on model) |
| Weight |
2.5 - 5 kg (depending on the model and features) |
| Material |
High-quality stainless steel or rust-resistant metal components |
| Power Supply |
Manual (non-powered) or Electric (AC 220V/110V, depending on model) |
| Moisture Content Range |
Typically from 10% to 80% (depending on soil type) |
| Scale Graduations |
0.1% moisture content reading |
| Base |
Stable, heavy-duty base to ensure accurate testing during operation |
| Safety Features |
Non-slip rubber feet (for stability), protective cover for motorized models |
| Included Accessories |
Standard brass cup, groove tool, calibration standard, carrying case, user manual |
| Calibration |
Includes standard calibration weight or plate for accurate setup |
| Application |
Suitable for testing fine-grained soils (clays and silts) |
