What is a Proctor Penetrometer?

A Proctor Penetrometer is a spring-operated testing device used to determine the initial and final setting times of concrete and mortar. By measuring penetration resistance at regular intervals, technicians can evaluate hydration progress and determine when concrete begins and completes the setting process.

This test is widely used in:

• Construction laboratories
• Concrete production facilities
• Quality control departments
• Research institutions
• Material testing laboratories

Features of BESMAK Proctor Penetrometer

The BESMAK Proctor Penetrometer offers precise and dependable setting time measurements.

Key Features

• Calibrated spring dynamometer
• Pressure indicating scale
• Penetration force measurement accuracy of 2 lb (10 N)
• Capacity up to 130 lb (600 N)
• Rugged portable design
• Wooden carrying case included
• Stainless steel penetration needles
• Easy operation in laboratory and field applications

Standard Compliance

The Proctor Penetrometer complies with internationally recognized testing standards:

• ASTM C403
• AASHTO T197
• UNI 7123

These standards define procedures for determining the setting time of concrete mixtures through penetration resistance measurements.

Included Penetration Needles

The equipment is supplied complete with six stainless steel penetration needles of different bearing areas for accurate testing throughout the setting process.

Included needle sizes:

• 645 mm²
• 323 mm²
• 161 mm²
• 65 mm²
• 32 mm²
• 16 mm²

All components are supplied in a durable wooden carrying case for protection and easy transportation.

Applications of Proctor Penetrometer

The Proctor Penetrometer is commonly used for:

• Determining initial setting time of concrete
• Determining final setting time of concrete
• Monitoring cement hydration behavior
• Quality control of fresh concrete
• Evaluating admixture effects
• Research and development studies
• Concrete mix design verification

Why Choose BESMAK Proctor Penetrometer?

BESMAK provides high-quality concrete testing equipment designed for reliability, accuracy, and compliance with international standards.

Benefits include:

• Accurate penetration resistance measurements
• Durable construction
• Easy transportation
• Long service life
• Standard-compliant testing
• Professional technical support
• Worldwide delivery

Related Concrete Testing Equipment

For a complete concrete testing laboratory, the Proctor Penetrometer can be used together with:

• Concrete Test Hammer
• Ultrasonic Pulse Velocity Tester
• Slump Cone Test Equipment
• Air Entrainment Meter
• Kelly Ball Test Apparatus
• Vebe Consistometer
• Concrete Flow Table
• Compression Testing Machine
• Concrete Curing Tank
• Concrete Mixer Drum Type
• Pan Type Mixer

Frequently Asked Questions (FAQ)

What is a Proctor Penetrometer used for?

A Proctor Penetrometer is used to determine the setting time of concrete and mortar by measuring penetration resistance according to ASTM C403.

Which standard covers the Proctor Penetrometer test?

The test is primarily conducted according to ASTM C403. It is also covered by AASHTO T197 and UNI 7123.

What is penetration resistance in concrete?

Penetration resistance is the force required to penetrate a mortar sample at a specified depth, indicating the progress of concrete setting.

Why is setting time important?

Setting time helps engineers determine finishing, curing, formwork removal, and construction scheduling requirements.

How accurate is the BESMAK Proctor Penetrometer?

The instrument measures penetration force with an accuracy of approximately 2 lb (10 N) and has a maximum capacity of 130 lb (600 N).