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Marshall Stability Test Apparatus

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Marshall Stability Test Apparatus Specification

Voltage
220-240V AC, 50 Hz

Stroke Length
100 mm

Power Consumption
Approx. 300W

Features
Digital display of load and flow values, robust construction, integrated breaking head

Phase
Single Phase

Accuracy
1% of indicated value

Screw Size
M20 (Typical)

Power Source
Electric

Application
Bituminous Mix Testing for Roads and Highways

Speed Range
50.8 mm/min (fixed)

Resolution
0.01 kN

Operating Temperature
5C to 45C

Sensor
Load Cell

Frequency
50 Hz

Product Type
Marshall Stability Test Apparatus

Power
Electric, 1/4 HP Motor

Color
Blue/Grey (as per availability)

Control System
Digital Indicator with Manual Controls

Dimension (L*W*H)
Approx. 750 x 400 x 900 mm

Capacity
Up to 50 kN

Weight
Approx. 90-100 kg

Machine Speed
50.8 mm/min

Load Capacity
50 kN

Automatic Grade
Semi-Automatic/Manual

Material
Mild Steel body, Hardened Steel parts

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 Marshall Stability Test Apparatus

Marshall Stability Test Apparatus

MARSHALL APPARATUS CONSISTS OF:

Robust Construction
50KN capacity
Rate of travel 50.8mm/min
Safety cut-off switch

It consists of body housing, a geared screw jack and motor drive mechanism suitable for operation on 230 V, 50Hz, Single Phase, A.C. supply.

Precise Load and Flow Measurement

Utilizing a strain gauge-based load cell and a highly sensitive dial gauge, this apparatus delivers accurate stability and flow readings vital for assessing bituminous mix properties. Digital or analog indicators are available, allowing users to choose according to their testing needs. The apparatus supports exact evaluation, ensuring reliability in highway material testing.

Built for Standards and Durability

Complying fully with ASTM D1559, AASHTO T245, and IS:1201-1220, the device guarantees repeatable results fitting industry benchmarks. Its rigid two-column frame constructed from mild steel offers stability during operation, while hardened steel components provide long-term durability even under high loads.

User-Friendly and Safe Operation

Equipped with overload protection and automatic cutoff features, this system prioritizes operator safety. Factory calibration and an intuitive control system ensure ease of use. Fitted wheels and compact design allow for mobility and flexibility in laboratories or field sites, while minimal maintenance requirements help streamline operations.

FAQs of Marshall Stability Test Apparatus:

Q: How does the Marshall Stability Test Apparatus measure load and flow during bituminous mix testing?

A: The apparatus uses a strain gauge-based load cell to capture load values, displayed digitally for clarity. Flow is monitored using a dial gauge with a 0-25 mm range and a least count of 0.01 mm, enabling precise measurement of specimen deformation during the test.

Q: What are the specimen size requirements for this equipment?

A: The system can accommodate both 4-inch (101.6mm) and 6-inch (152.4mm) diameter specimens, thanks to interchangeable breaking heads and molds provided as accessories. This flexibility ensures it meets varying test specifications for different projects.

Q: When is the heating bath accessory used in the testing process?

A: The thermostatically controlled water bath is optionally used for specimen conditioning, ensuring bituminous samples are tested at standardized temperatures required by relevant norms such as ASTM D1559 and AASHTO T245.

Q: Where can this apparatus be used effectively?

A: Designed for both laboratory and field environments, its robust construction and wheel-mounted base allow easy movement and installation. It is ideal for quality assurance labs, research facilities, and on-site testing for road and highway construction projects.

Q: How is operator safety ensured during equipment usage?

A: Safety is maintained with an overload protection device that automatically cuts off the machine if excessive stress is detected, preventing damage to the system and assuring safe handling during testing.

Q: What process is followed for calibration and maintenance?

A: The machine is factory-calibrated and supplied with a calibration certificate, facilitating immediate reliable use. Maintenance needs are minimal, owing to its sturdy design and ease of servicing, which helps maintain consistent accuracy over time.

Q: What benefits does using this apparatus offer to users?

A: Users gain accurate, repeatable results essential for evaluating bituminous mix performance. Compliance with international standards, versatility in specimen handling, integrated safety, and low maintenance requirements make it a cost-efficient and dependable asset for pavement material testing.

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