... cement&engineering test. DTM-II-H Dynamic Elastic Modulus Damping Internal Friction AnalyzerThe dynamic elastic modulus analyzer is in line with ... and other fields for modulus of elasticity testing and damping internal friction analysis of concrete,carbon,slabstone,glass,brick,plastic ... );14. Systematic relative error <± 0.15%;15. Damping or internal friction :10-5 --- 0.1;16. Measured shear modulus ...