ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test

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  • ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
  • ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
  • ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
  • ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
  • ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
  • ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
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Overview

Basic Info.

Model NO.
LR-G457
Accuracy Grade
1
Weight
0-100Kg
Power Source
AC220V
Transport Package
Wooden Package
Specification
56× 56× 60cm
Trademark
Lonroy
Origin
China
HS Code
9024800000
Production Capacity
200

Product Description

Product Description

ASTM C457 Hardened Concrete Pore Structure Tester Test Machine For Air Void System Characterization for Durable Highway Concrete 
1.Introduction

The LR-G457 hardened concrete pore structure tester is mainly used to analyze the pore structure characteristics inside hardened concrete, including parameters such as porosity, pore size distribution, and pore shape. It uses advanced imaging detection and measurement technology to quickly obtain data such as the air content and bubble spacing coefficient of hardened concrete, providing data basis for the evaluation of the antifreeze performance of concrete materials. It can also be used for the performance evaluation of the quality of concrete air entraining agents.

ASTM C457 Hardened Concrete Pore Structure Tester Test Machine For Air Void System Characterization for Durable Highway Concrete 
2.Uses

1. Evaluate the antifreeze performance of concrete: The pore structure is a key factor affecting the strength, durability, and impermeability of concrete. By measuring the pore characteristics, the quality and service life of concrete can be comprehensively evaluated.
2. Optimize mix design: The measurement results can provide data support for concrete mix design, help optimize material ratios, and improve the comprehensive performance of concrete.
3. Guide engineering applications: By analyzing the pore structure, the antifreeze performance of concrete in actual projects can be predicted, providing a scientific basis for construction quality control.
4. Promote material research and development: Provide important reference for the research and development of new concrete materials (such as high-performance concrete, geopolymer concrete, etc.), and promote technological progress in the industry.

ASTM C457 Hardened Concrete Pore Structure Tester Test Machine For Air Void System Characterization for Durable Highway Concrete 
3.Reference standards

"Test method for microscopic determination of pore system parameters in hardened concrete" ASTMC457
"Determination of air voids in hardened concrete" BS EN480
"Test procedures for hydraulic concrete" DL/T5150-2001
"Test procedures for hydraulic concrete" SL352-2006

Test method Supports three test methods
Software magnification 150-500 times adjustable, suitable for observation and analysis with different precision requirements.
Camera pixel ≥5 million, ensuring image clarity and detail capture capability.
Optical system resolution <2μm, providing high-precision measurement results.
Grayscale adjustment 0-255 grayscale values are adjustable to optimize image contrast and clarity.
X/Y axis test accuracy ≤2μm, ensuring the accuracy of measurement data.
Chord length method test range ≥1μm can be set; area method test range
Software image recognition capability can recognize and process ≥2000 images, supporting large-scale data analysis.
Microscope illumination Adopts a focusing illumination system to ensure uniform and bright light in the observation area.
Platform control supports automatic precise movement and positioning in X-X, Y-Y and Z-Z (XY joint direction), convenient and efficient operation.
Test time ≥1 minute (depending on the test requirements), meeting the needs of rapid detection.
Measurement accuracy gas content measurement deviation ≤0.01%, ensuring data reliability.
Data statistics level the size of the collected bubbles is counted according to 30 levels, providing detailed data analysis results.
Working power supply AC220V±10V, 50Hz, adapted to standard power supply environment.
Dimensions ≤56×56×60cm, compact structure, saving space.
Host weight ≤35kg, easy to move and install
Detailed Photos

ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization TestASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization TestASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test
ASTM C457 Hardened Concrete Pore Structure Tester for Air Void System Characterization Test

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