The LECO LM Series Microindentation Hardness Testing Systems are designed to meet the needs of both production environments and research laboratories. With a broad range of configurations—from economical analog models to advanced digital systems—the LM Series offers flexible solutions that can be tailored to your application requirements and budget.
These systems support precise microindentation testing across a wide load range and are suitable for detailed hardness evaluation of thin layers, coatings, and small or delicate specimens. Their compact footprint, flexible turret configurations, and wide selection of objectives make the LM Series a versatile and reliable choice for modern hardness testing workflows.
LECO: LM Series Microindentation Hardness Testing Systems
Key Features
- Load range from 1 gf to 2000 gf for broad application coverage
- Manual or automatic turret options
- Wide selection of objectives from 2.5X to 100X
- Turret configuration supporting up to four objectives and two indenters
- Compact design to save valuable laboratory space
Applications
- Coating and surface layer hardness testing (e.g., nitrided layers)
- Hardness profiling across material layers
- Thin specimen analysis
- Weld and heat-affected zone evaluation
Available Models
- LM110 Series – Economical solution for low-volume laboratories
- LM310 Series – Digital measurement with automatic hardness calculations
- LM810 Series – Digital measurement, hardness calculations, conversions, and statistical analysis
- LM248AT Dual Indenter – Digital measurements with conversions and statistical hardness data using dual indenters
