GrindoSonic BV is a Belgian instrumentation and test equipment manufacturer founded in the 1960s and based in Leuven. The company is the pioneer and global specialist in non-destructive material characterization and quality control based on the Impulse Excitation Technique (IET) and acoustic resonance analysis.
The company develops high-precision instruments and automated testing stations that determine fundamental resonant frequencies and material elastic properties from a mechanical impulse. GrindoSonic equipment is deployed worldwide across research laboratories, advanced ceramics, powder metallurgy, refractory manufacturing, automotive brake production, and aerospace component quality control.