LM Series Microindentation Hardness Testers

LECO LM810 Microindentation Hardness Testingsample on hardness tester stage before testingmanual stage adjustments on a hardness testermicroindentation hardness testing indenterscontrol panel for LECO microindentation hardness tester

Hardness Testing Made Effortless

The LM Series Hardness Testers bring accuracy, speed, and simplicity to microhardness testing. These testers feature advanced load control, intuitive operation, and rugged construction for consistent, repeatable results.  

Whether you’re working with metals, coatings, or delicate materials, the LM Series delivers accurate indents and reliable performance every time. Compact, durable, and easy to use, it’s a great solution for labs that demand efficiency. 


Why Choose LECO LM Series

adjusting load settings on hardness tester

Vielseitigkeit bei der Anwendung

The LM Series delivers exceptional application versatility with models covering load ranges from 1 gf to 2000 gf, enabling accurate testing of everything from delicate foils and thin coatings to hardened steels. Dual-indenter configurations combine Vickers and Knoop testing in a single instrument, providing the flexibility to evaluate a wide variety of materials and thicknesses without changing systems.

control panel for LECO microindentation hardness tester

Benutzerfreundlichkeit

The LM Series features a clean, user‑friendly interface, with advanced models offering a digital touchscreen and automatic hardness calculation for faster workflows. Standard USB/RS232 output simplifies data handling, and the platform supports upgrades such as video measurement, motorized stages, and full automation, allowing your system to grow as your throughput demands increase.

manual stage adjustments on a hardness tester

Präzision & Konsistenz

A rigid frame with dual leaf‑spring supports enhanced structural stability and ensures highly accurate indentation control. High‑intensity LED illumination provides clear, sharp indent visibility, while the automatic load application mechanism delivers repeatable impressions across all load levels. The result is reliable, high‑quality microhardness data you can trust.

microindentation hardness testing indenters

Robuster & Effizienter Entwurf

The LM Series is built to withstand daily use in demanding lab environments, providing consistent performance with minimal maintenance. Its durable mechanical design, efficient light source, and upgrade-ready platform ensure long service life and dependable operation, making it a practical, cost-effective choice for microhardness testing.




Instrumentendetails

Merkmale

Complete family of microhardness testers
Salable solutions ranging from routine quality control to advanced research and failure analysis applications.
Vickers and Knoop hardness testing capability
Enables evaluation of a wide variety of materials for case depth and microhardness testing including gears, bearings, welds, and coatings.
Microhardness load ranges
Supports testing of delicate coatings and thin materials as well as harder, more robust samples.
Bright LED illumination
Enhances visibility while reducing maintenance requirements associated with traditional lamp systems.
Rigid frame construction
Streamlines setup, testing, and reporting while reducing operator training requirements.
Available automation options
Increases throughput and improves repeatability for routine testing applications.

Modelle

LM110
LM310
LM810
LM248AT

Modellvergleich

LM110/LM310
LM810
LM248AT
Eindringkörper
Vickers or Knoop
Vickers or Knoop
Vickers and Knoop on one tester
Lastbereich
10gf – 1000gf
Std Model – 5gf – 2000gf | “L” Model – 1gf – 2000gf
Std Model – 5gf – 2000gf | “L” Model – 1gf – 2000gf
Ladesystem
Tote Last
Tote Last
Tote Last
Measurement Method
Analog (LM110) or Digital (LM310) measuring microscope
Digitales Messmikroskop
Digitales Messmikroskop
Automatic Turret
Optional AT Models
Optional AT Models
Standard
Touchscreen-Oberfläche
N/A (LM110) or Basic digital interface (LM310)
Advanced color touchscreen
Advanced color touchscreen

Anwendbare Methoden

LECO-Härteprüfer entsprechen diesen Anforderungen genehmigte Methoden.

  • ASTM E92 Standard-Prüfverfahren für die Vickers-Härte und Knoop-Härte von metallischen Werkstoffen
  • ASTM E140 Standard-Härteumrechnungstabellen für Metalle
  • ISO 4545-2 Metallic Materials – Knoop Hardness Test, Verification and Calibration of Testing Machines
  • ISO 6507-2 Metallic Materials – Vickers Hardness Test, Verification and Calibration of Testing Machines 


Instrumentenunterstützung

Gewährleisten Sie eine zuverlässige Geräteleistung durch umfassenden Support, Schulungen und Wartungsdienste. Benötigen Sie maßgeschneiderte Unterstützung für Ihre Härteprüfgeräte? Unsere Experten stehen für Sie bereit.


Ereignisse

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