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Linear Expansion Apparatus

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Linear Expansion Apparatus Specification

Automation Grade
Manual

Temperature Range
Ambient to 100°C

Capacity
Single specimen

Feature
Highly Efficient

Measurement Range
0 mm to 10 mm

Power Source
Electric

Model No
LEA-3036732

Voltage
220 V

Accuracy
100 %

Core Components
Heating rod, Specimen tube, Scale, Thermometer, Retaining clips

Frequency
50 Hz

Equipment Materials
Aluminum, Brass, Steel, Borosilicate glass

Type
Linear Expansion Apparatus

Usage
Laboratory

Display Type
Analog scale and digital thermometer

Dimension (L*W*H)
550 mm x 120 mm x 140 mm

Weight
Approx. 4 kg

Specimen Materials
Aluminum, Brass, Steel

Connection Type
AC power cord

Resolution
0.01 mm

Mounting Type
Bench-top

Calibration
Included

Application
Measurement of coefficient of linear expansion

Heating Element Type
Immersion rod

Thermometer Type
Mercury/digital

Safety Features
Thermal cut-off, Insulated heating rod

About Linear Expansion Apparatus

Linear Expansion Apparatus

To Measure the coefficients of different metal expansion. This Linear Expansion testing device makes studying the expansion of metals simple and instantly visible.

Specification of Linear Expansion Apparatus

This Linear Expansion testing device makes studying the expansion of metals simple and instantly visible to the student. A metal rod is inserted into the steam chamber and steam is applied. Expansion of the rod is immediately registered by the dial indicator that is mounted on one end. The heat jacket has three inlet tubes for water intake, outlet and thermometer insertion. Unit includes four metal rods 6mm x 60cm of aluminum, steel, brone, and brass. A steam source is not provided.

Function and Applications

For the quantitative measurement of the linear expansion of solid bodies depending on material,

Exceptional Measurement Accuracy

The apparatus provides highly efficient and accurate results, resolving measurements down to 0.01 mm. It is engineered for laboratory use and offers a consistent temperature range, increasing reliability during experiments involving aluminum, brass, and steel specimens.

Integrated Safety and Calibration

Safety features such as thermal cut-off and insulated heating rod ensure safe operation, even during prolonged use. Professional calibration is included, guaranteeing precise results and safeguarding your laboratory environment.

User-Friendly Bench-Top Design

Designed for ease of use, the bench-top mounting allows for quick setup and stable measurements. The analog scale and digital thermometer display useful data in both familiar and contemporary formats, enhancing usability for various educational and research purposes.

FAQs of Linear Expansion Apparatus:

Q: How does the Linear Expansion Apparatus measure the coefficient of linear expansion?

A: The apparatus utilizes a specimen tube, scale, and digital or mercury thermometer to detect minute changes in specimen length when heated by the immersion rod. The precise analog scale measures expansion from 0 mm to 10 mm, while corresponding temperature readings are recorded to calculate the coefficient.

Q: What materials can be tested using this apparatus?

A: This system is compatible with aluminum, brass, and steel specimens, facilitating measurement of each materials coefficient of linear expansion within the laboratory.

Q: When is the Linear Expansion Apparatus typically used in an educational or laboratory setting?

A: It is employed during experiments and demonstrations involving thermal expansion, material properties analysis, and physical science curricula, making it ideal for physics labs and teaching institutions.

Q: Where should the Linear Expansion Apparatus be installed for optimal usage?

A: Mount the apparatus on a stable bench-top within a laboratory environment. Its compact dimensions (550 mm x 120 mm x 140 mm) and electric power source ensure easy integration with standard lab setups.

Q: What are the steps involved in operating the Linear Expansion Apparatus?

A: First, install the specimen using retaining clips, connect the power cord to a 220V AC outlet, and set up the thermometer. Heat the specimen using the immersion rod, observe the expansion on the analog scale, record temperature changes, and repeat as needed. Safety features and calibration support accuracy and reliability throughout the process.

Q: How does the apparatus ensure user safety during operation?

A: It incorporates a thermal cut-off and insulated heating rod to prevent overheating and accidental burns, contributing to a secure laboratory environment for students and researchers.

Q: What are the benefits of using this Linear Expansion Apparatus in laboratory experiments?

A: Users gain highly accurate and efficient measurements due to the apparatuss high resolution and calibration. The easy-to-read analog and digital displays, coupled with robust safety features, make these experiments both safe and reliable.

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