About Shrinkage Limit Set
Shrinkage Limit Set
Shrinkage Limit is the maximum water content at which a reduction in water content does not cause an appreciable reduction in volume of the soil mass. At shrinkage limit, on further reduction in water, air enters into the voids of soils and thus keeps the volume constant. The apparatus can be used to determine shrinkage limit and to calculate other shrinkage factors like shrinkage ratio, shrinkage index and volumetric shrinkage.
Specifications of Shrinkage Limit Set
- Set consists of one each
- Porcelain evaporating Dish.
- Shrinkage Dish
- Glass Cup.
- Perspex plate with three metal prongs
- Perspex plate.
- Flexible spatula
- Glass cylinder 25ml x 0.5ml supplied without mercury.
Optional Accessories
Precision Soil Volume AnalysisThe Shrinkage Limit Set provides high-accuracy measurements for determining the shrinkage limit and volumetric changes of cohesive soils in geotechnical applications. Its corrosion-resistant components and analog graduation markers deliver consistent results, making it an essential tool for soil engineers and laboratory technicians. The apparatus is engineered to support ambient laboratory temperatures (20-25C) and is fully manual, requiring no electrical power.
Comprehensive Test KitSupplied as a complete set, this apparatus includes a shrinkage dish, glass plate, graduated cylinder, stainless steel scraper, mercury container, and spatula. Each component is designed to meet precise dimensional and capacity standards, facilitating easy sample preparation and accurate measurement. The cushioned protective packaging ensures all components reach you safely.
Standards-Compliant and DurableManufactured according to IS: 2720 (Part VI) and ASTM D427 standards, the Shrinkage Limit Set guarantees reliable and repeatable results. Its non-corrosive construction enhances durability, while the manual operation promotes straightforward, low-maintenance use in any standard lab environment. The complete set weighs approximately 700 g and fits conveniently on standard lab benches.
FAQs of Shrinkage Limit Set:
Q: How is the Shrinkage Limit Set used in soil analysis?
A: The Shrinkage Limit Set is used to determine the minimum moisture content at which soil does not shrink further upon drying. It measures volumetric changes in cohesive soils like clay and silt using a manual process involving a shrinkage dish, graduated cylinder, and other included tools.
Q: What is the sample preparation process with this apparatus?
A: To prepare a sample, a cohesive soil specimen is placed in the shrinkage dish and dried. The remaining soil volume and water content are measured using the graduated cylinder and mercury container for accurate volumetric analysis, following IS: 2720 (Part VI) and ASTM D427 procedures.
Q: When should this equipment be used in the laboratory?
A: Use the Shrinkage Limit Set during soil characterization or geotechnical investigation phases, particularly when assessing soil volume stability for construction, foundation, or earthwork projects. It is suitable for routine analysis of clay and silt samples.
Q: Where can this test apparatus be applied most effectively?
A: This apparatus is best suited for geotechnical laboratories, academic research settings, and field laboratories involved in soil mechanics studies, where the shrinkage limit of cohesive soils must be determined accurately and efficiently.
Q: What are the benefits of using the Shrinkage Limit Set?
A: The main benefits include high measurement accuracy (0.1 ml), corrosion-resistant materials for durability, compliance with international standards, and complete manual operation, making it reliable, portable, and cost-effective for routine soil testing.
Q: How accurate is the volumetric measurement with this equipment?
A: The Shrinkage Limit Set provides measurement accuracy of 0.1 ml, supported by clearly marked analog graduations and precisely manufactured test components.
Q: What safety and handling precautions should be followed?
A: Handle mercury carefully, using protective gloves and working in a well-ventilated area as per lab safety protocols. Ensure all glassware and tools are cleaned after use and stored in the cushioned protective packaging to maintain instrument integrity.