Introduction au testeur de résistance intelligent Lonroy®

Testeur de céramique
June 27, 2025
Category Connection: Testeur de céramique
Brief: Discover the Lonroy® Intelligent Resistivity Tester, a specialized instrument for measuring the resistivity of graphitized coke powders and similar materials. Compliant with GB/T24521-2018 standards, this high-precision, computer-controlled device ensures accurate and efficient measurements for universities, research institutions, and quality inspection enterprises.
Related Product Features:
  • Complies with GB/T24521-2018 standards for resistivity measurement of carbon raw materials and coke.
  • High-precision constant current source with automatic display of current and voltage.
  • Computer-based fully automatic measurement and control for high accuracy and ease of use.
  • Suitable for measuring resistivity of coke, graphite, calcined fines, and calcined anthracite powders.
  • Features motorized loading and a wide resistivity range of 40-4000 μΩ*m.
  • Includes LRWD-II test host, sample fixtures, test software, data cable, and optional computer.
  • Offers repeatability and reproducibility within 5-10% deviation for reliable results.
  • Operates on 220 V, 50 Hz power supply with a pressure range of 0-1000.0 N.
FAQ:
  • What standards does the Lonroy® Intelligent Resistivity Tester comply with?
    The tester complies with GB/T24521-2018, the method for measuring resistivity of carbon raw materials and coke.
  • What materials can the Intelligent Resistivity Tester measure?
    It can measure the resistivity of coke, graphite, calcined fines, calcined anthracite, and similar powder materials.
  • What is the precision of the resistivity measurements?
    For samples >300 μΩ*m, the repeatability is ≤5% absolute difference, and reproducibility is ≤8% absolute difference. For samples <300 μΩ*m, the repeatability is ≤8% relative deviation, and reproducibility is ≤10% relative deviation.