Specific Gravity Bench Test

Density Determination with the Specific Gravity Bench

The Specific Gravity Bench is a specialized laboratory workstation designed for determining the density and absorption characteristics of coarse aggregates, soils, and bituminous mixtures. Specifically, this apparatus facilitates the hydrostatic weighing method by allowing technicians to weigh samples both in air and suspended in water. Because accurate gravity measurements are vital for asphalt and concrete mix designs, the Specific Gravity Bench provides the structural stability needed for high-precision results. Consequently, it remains a cornerstone for quality control in civil engineering and construction material laboratories.

Furthermore, the design of this apparatus ensures maximum efficiency during repetitive testing cycles. Since the bench features a dedicated space for an electronic balance and a lower compartment for a water tank, the operator can transition between measurements seamlessly. Therefore, when you utilize a Cantrol Specific Gravity Bench, you eliminate the physical strain and instability associated with makeshift weighing setups. This level of organization is essential for maintaining high-throughput operations in busy testing facilities.

Rugged Engineering for Laboratory Stability

In addition to its functional layout, the Specific Gravity Bench features a heavy-duty steel frame built to support significant weights. We manufacture the structure with a corrosion-resistant finish to withstand the humid conditions typical of weighing-in-water procedures. Moreover, the integrated manual or motorized lifting mechanism allows for the precise positioning of the water tank relative to the sample basket. Because stability is the foundation of accurate weighing, the Specific Gravity Bench is engineered to remain perfectly level even under full laboratory loads.

The operation of the workstation is both intuitive and ergonomically optimized for laboratory personnel. For instance, the technician places the electronic balance on the top platform and hangs the density basket through the central aperture into the tank below. Because the Specific Gravity Bench keeps all components securely aligned, the risk of measurement error due to mechanical interference is virtually eliminated. Additionally, the open-frame design allows for easy cleaning and maintenance of the water reservoir. As a result, this equipment provides a professional and long-lasting solution for any facility dedicated to material science.

Why Choose Cantrol Weighing Systems?

Selecting a professional Specific Gravity Bench is the most effective way to ensure your laboratory meets the requirements of ASTM C127 and AASHTO T85. Many testing errors occur when vibration or improper suspension affects the balance reading. However, by utilizing this specialized workstation, you guarantee that your density data remains consistent and defensible. In conclusion, the Specific Gravity Bench offers the perfect combination of industrial durability and technical precision for any aggregate characterization project.

 Product Features

• Heavy-Duty Steel Construction: Built with a reinforced frame to ensure maximum stability during weighing.

• Integrated Lifting Mechanism: Features a smooth-action crank to adjust the water tank height with precision.

• Corrosion-Resistant Coating: Specifically finished to resist rust and wear in wet laboratory environments.

• Universal Balance Compatibility: Designed to accommodate most standard electronic top-loading balances.

• Ergonomic Workstation Height: Optimized to reduce operator fatigue during long testing sessions.

• Standard Compliance: Perfectly suited for testing according to ASTM C127, C128, and AASHTO T85.

• Large Water Tank Capacity: Includes a high-volume reservoir to handle large aggregate density baskets.