Digital Marshall Stability Test Apparatus

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Digital Marshall Stability Test Apparatus Specification

Operating Temperature
10C to 50C

Power Consumption
250 W

Voltage
220V 10%, 50Hz

Stroke Length
100 mm

Screw Size
M24

Accuracy
0.1%

Dimension (L*W*H)
600 x 400 x 990 mm

Product Type
Digital Marshall Stability Test Apparatus

Control System
Microprocessor Based Digital Control

Sensor
Precision load cell

Phase
Single Phase

Weight
Approx. 90 kg

Power Source
Electric

Frequency
50 Hz

Speed Range
50.8 mm/min

Features
Digital display, automatic data acquisition, over load protection, one touch operation, peak value hold

Machine Speed
50.8 mm/min

Power
220V AC

Load Capacity
50 kN

Application
Marshall Stability and Flow Test for Bituminous Mixes

Capacity
Up to 50 kN

Resolution
0.01 kN

Color
Blue/Grey

Automatic Grade
Automatic

Material
Mild Steel Body with Anti-corrosive Finish

Digital Marshall Stability Test Apparatus Trade Information

Payment Terms
Cash Advance (CA), Cash in Advance (CID), Cheque, Telegraphic Transfer (T/T), Letter of Credit (L/C)

Sample Available
Yes

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Packaging Details
carton box, export quality also available

Main Export Market(s)
Asia, Eastern Europe, Western Europe, Middle East, Africa

Main Domestic Market
All India

Certifications
ISO 9001, 14001 ,CE

About Digital Marshall Stability Test Apparatus

Digital Marshall Stability Test Apparatus

This versatile digital loading frame features a microprocessor controlled drive system with stepper motor enabling the operator to easily set any test speed by digital switches. The machine is fitted with an RS 232 C port so it can be remotely controlled by a personal computer. The upper and lower limits of platen travel are set by use of automatic safety cutout switches. All load rings, dial gauges, cells, etc. have to be ordered separately.

Specification :

Load capacity : 50kN (5000 kgf)
Platen Speeds : Selectable Speed range 0.01 mm to 62mm/min
Accuracy of platen speed : 1%
Max. vertical daylight : 0-850 mm
Platen dia : 180mm
Distance between columns : 380mm
RS 232 Port for connection to personal computer. L.V.D.T. can be supplied instead of dial gauge fitted with Breaking Head Assembly.

Advanced Data Output and Display Technology

With both USB and RS232 interfaces, the apparatus ensures seamless transfer of test results to computers for further analysis. The LCD digital display offers real-time visualization of stability and flow measurements, making operation clear and efficient. These features contribute to streamlined workflow and enhanced error-free documentation for laboratory professionals.

Precision Measurement and Safety

Equipped with a high-accuracy precision load cell and microprocessor-based controls, the device achieves 0.1% accuracy in stability measurement. The apparatus includes built-in protections against overload and over-travel, safeguarding both the operator and instrument during intensive testing. Automatic reset and peak value hold functions enhance safety and efficiency in repeated operations.

Comprehensive Accessories and User Benefits

Supplied with critical accessories such as breaking head assembly, flow meter, test moulds, base plate, and compaction hammer, this system offers a complete turn-key solution. Its rugged mild steel construction with anti-corrosive finish ensures long-term use. The apparatus is designed for bituminous sample sizes up to 4" diameter and 2.5" height, supporting a load capacity of up to 50 kN for varied test requirements.

FAQs of Digital Marshall Stability Test Apparatus:

Q: How does the Digital Marshall Stability Test Apparatus ensure accurate measurement?

A: The apparatus utilizes a precision load cell and microprocessor-based digital control system, achieving 0.1% accuracy in stability and flow measurements. Real-time data is displayed on the LCD screen for precise monitoring.

Q: What is the process for connecting the apparatus to a computer for data analysis?

A: Users can connect via the built-in USB and RS232 interfaces, enabling seamless data transfer. Optional PC-compatible analysis software further simplifies data evaluation and report generation.

Q: When should the automatic reset function be used during testing?

A: The automatic reset function is best used after completing each test cycle to prepare the apparatus for subsequent sample measurements, ensuring consistent test conditions and eliminating manual intervention.

Q: Where can this apparatus be most effectively used?

A: It is ideally suited for research laboratories, quality control departments, and construction testing facilities involved with road and pavement material assessment.

Q: What benefits does the over-load and over-travel protection offer?

A: These protections prevent damage to both the instrument and samples by automatically halting operation during excessive load or motion, ensuring safer and more reliable testing sessions.

Q: How does the apparatus handle sample sizes and what accessories are provided?

A: Designed for sample sizes of 4" diameter by 2.5" height, the apparatus includes essential accessories such as breaking head assembly, flow meter, test moulds, and compaction hammer to facilitate comprehensive Marshall Stability and Flow tests.

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