Industry
IET for Additive Manufacturing
Metal and polymer AM: verify that printed parts reach target stiffness and are free of internal porosity and lack-of-fusion, part by part.
Research
Peer-reviewed research applying IET in this field.
Quality Control of 3D-Printed Polymer Parts
Read paper →Process Parameters Control Fatigue Performance in AM Superalloys
Read paper →Optimizing Infill Patterns for Additive Copper
Read paper →Quality Control of 3D-Printed Aerospace Lattice Structures
Read paper →Manufacturing High-Conductivity Copper with AM
Read paper →Process Monitoring for Consistent AM Part Quality
Read paper →How it works
Impulse Excitation vs Process Compensated Resonance Testing
Both sort parts by resonance, but they read different signals. How GrindoSonic IET's damping analysis adds an axis that frequency-only PCRT does not capture, and when each one fits.
Read guide →Non-Destructive Porosity Measurement with IET
Measure porosity non-destructively using impulse excitation technique. Detect gas porosity, lack-of-fusion, and incomplete sintering through resonance frequency and damping analysis.
Read guide →Impulse Excitation Testing for Ceramics and Glass
How impulse excitation characterizes ceramics, glass, and refractories: elastic modulus, damping, and thermal shock detection per ASTM C1259.
Read guide →Sintering Quality Control by Impulse Excitation
How impulse excitation detects incomplete sintering, porosity, and microcracking in ceramics, PM, and AM parts. 1,000+ parts/hour.
Read guide →Test your additive manufacturing material
Tell us the material and the property you need. We will show you what IET measures, and on which instrument.