Nuclear Moisture Density Gauge for Soil and Asphalt Testing

The Nuclear Moisture Density Gauge is designed to provide fast, accurate, and reliable field measurements of soil and asphalt density, moisture content, and compaction. Its user-friendly design, menu-driven interface, and automatic functions make it an ideal solution for quality control in road construction, geotechnical investigations, and infrastructure projects.

The instrument utilizes proven Direct Transmission and Backscatter measurement modes to deliver rapid and precise results. Built-in test routines, automatic indexing, and self-calibration functions simplify operation while ensuring consistent measurement performance.

The Nuclear Moisture Density Gauge automatically calculates and displays:

• Wet Density
• Dry Density
• Moisture Content
• Percent Compaction
• Air Voids

All measurement results are displayed directly in engineering units, eliminating the need for manual calculations.

Key Features of the Nuclear Moisture Density Gauge

• Fast and accurate density measurements
• Rapid moisture content determination
• User-friendly menu-driven operation
• Lightweight ergonomic design
• Long-life replaceable batteries
• Built-in test routines
• Automatic indexing
• Self-calibration
• Real-time clock
• Direct engineering unit display
• Infrared RS232 communication
• Internal memory for up to 320 measurements
• Direct Transmission Mode
• Backscatter Mode
• Thin lift and trench correction
• Suitable for soil and asphalt testing

Standards

• ASTM D6938
• ASTM D2950
• ASTM C1040
• AASHTO T310

Technical Specifications

Measurement Capabilities

The Nuclear Moisture Density Gauge automatically measures and displays:

• Wet Density
• Dry Density
• Moisture Content
• Percent Compaction
• Air Voids

The instrument provides direct readings in engineering units, allowing operators to obtain accurate results without performing additional manual calculations.

Data Storage and Communication

The Nuclear Moisture Density Gauge features an internal memory capable of storing up to 320 measurements.

Measurement data can be transferred through the Infrared RS232 communication interface, enabling efficient data archiving, reporting, and analysis.

Calibration System

The Nuclear Moisture Density Gauge is calibrated using the Five-Block Calibration Method.

Integrated self-calibration routines and automatic instrument verification help maintain reliable measurement accuracy and long-term performance.

Applications of the Nuclear Moisture Density Gauge

The Nuclear Moisture Density Gauge is suitable for:

• Soil density testing
• Soil moisture measurement
• Asphalt density testing
• Asphalt compaction testing
• Road construction quality control
• Highway construction projects
• Civil engineering field testing
• Geotechnical laboratories
• Infrastructure projects

Why Choose the Nuclear Moisture Density Gauge?

The Nuclear Moisture Density Gauge provides a fast, reliable, and non-destructive solution for measuring density, moisture, and compaction directly in the field.

Its automatic calculations, direct engineering unit display, multiple measurement modes, internal data storage, and advanced calibration system improve testing efficiency while ensuring accurate and repeatable results for soil and asphalt quality control.

Frequently Asked Questions About the Nuclear Moisture Density Gauge

What is a Nuclear Moisture Density Gauge?

A Nuclear Moisture Density Gauge is a field testing instrument used to measure the density, moisture content, and compaction of soil and asphalt.

What does the Nuclear Moisture Density Gauge measure?

The instrument automatically measures:

• Wet Density
• Dry Density
• Moisture Content
• Percent Compaction
• Air Voids

Which measurement modes are available?

The Nuclear Moisture Density Gauge supports both Direct Transmission Mode and Backscatter Mode.

How many measurements can be stored?

The internal memory can store up to 320 measurement records.

How long does a measurement take?

A typical measurement is completed in approximately 15 seconds.

How is the Nuclear Moisture Density Gauge calibrated?

The instrument uses the Five-Block Calibration Method, supported by built-in self-calibration and automatic verification functions.

Which standards apply to the Nuclear Moisture Density Gauge?

The instrument complies with:

• ASTM D6938
• ASTM D2950
• ASTM C1040
• AASHTO T310

Where is the Nuclear Moisture Density Gauge commonly used?

It is widely used for road construction, asphalt paving, soil compaction control, geotechnical investigations, quality control, and infrastructure projects.