The Hydraulic Sample Extruder is designed to safely remove compacted soil and asphalt specimens from Standard, Modified, CBR, and Marshall moulds without damaging the test sample. By applying a controlled hydraulic extrusion force, the equipment ensures smooth specimen removal while preserving sample integrity for subsequent laboratory testing.

BESMAK Hydraulic Sample Extruders are available in both Basic and Universal versions to meet a wide range of laboratory testing requirements.

Key Features

• Designed for extracting compacted soil and asphalt specimens
• Compatible with Standard and Modified Compaction Moulds
• Suitable for CBR Moulds
• Suitable for Marshall Moulds
• Controlled hydraulic extrusion system
• High 50 kN extraction force
• Safe and damage-free specimen removal
• Heavy-duty steel construction
• Reliable and repeatable laboratory performance
• Ergonomic and easy-to-use design
• Suitable for routine quality control testing
• Durable, corrosion-resistant construction

Technical Specifications

Basic Hydraulic Sample Extruder

Universal Hydraulic Sample Extruder

Available Models

Hydraulic Sample Extraction

The Hydraulic Sample Extruder applies a precisely controlled vertical hydraulic force to remove compacted specimens from laboratory moulds without causing cracks, distortion, or structural damage. Its smooth and consistent operation helps maintain specimen quality, ensuring accurate and reliable results in CBR, Marshall, and other geotechnical laboratory tests.

Durable Hydraulic Construction

Manufactured from heavy-duty steel components, the BESMAK Hydraulic Sample Extruder is built for long-term durability and dependable laboratory performance. Its robust hydraulic mechanism delivers stable extrusion force while minimizing operator effort, improving both efficiency and safety during specimen removal.

Applications

The Hydraulic Sample Extruder is ideal for:

• CBR specimen extraction
• Marshall specimen extraction
• Soil specimen preparation
• Compacted soil sample removal
• Asphalt specimen preparation
• Geotechnical laboratories
• Highway engineering laboratories
• Construction materials testing laboratories
• Universities and research institutions
• Research and development laboratories

Why Choose the BESMAK Hydraulic Sample Extruder?

The BESMAK Hydraulic Sample Extruder provides safe, efficient, and repeatable specimen extraction for laboratory testing applications. Its high hydraulic capacity, rugged construction, and compatibility with multiple mould types make it an essential piece of equipment for soil mechanics, geotechnical engineering, asphalt testing, and construction materials quality control laboratories.

Frequently Asked Questions

What is a Hydraulic Sample Extruder?

A Hydraulic Sample Extruder is laboratory equipment designed to remove compacted soil or asphalt specimens from testing moulds without damaging the sample, ensuring it remains suitable for further laboratory analysis.

Which moulds are compatible?

The Hydraulic Sample Extruder is compatible with:

• Standard Compaction Moulds
• Modified Compaction Moulds
• CBR Moulds
• Marshall Moulds

What is the hydraulic capacity?

The standard hydraulic extrusion capacity is 50 kN. Hand-operated models are also available with an 80 kN capacity for applications requiring higher extraction force.

What is the stroke of the Universal model?

The Universal Hydraulic Sample Extruder features a 550 mm stroke, providing sufficient travel for extracting specimens from a wide variety of laboratory moulds.

Which tube sizes are supported?

The Universal model is compatible with 4-inch BSP threaded tubes.

Where is the Hydraulic Sample Extruder commonly used?

The Hydraulic Sample Extruder is widely used in geotechnical laboratories, highway engineering laboratories, asphalt testing laboratories, universities, research institutes, and construction materials testing laboratories for reliable specimen preparation prior to laboratory testing.