Fracture Characteristics of Polyurethane Grouting Materials Based on Acoustic Emission Monitoring

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Group of specimens</td><td class="align_center">Viscosity (MPa·s)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Group I</td><td class="align_center">258</td></tr><tr><td class="align_left">Group II</td><td class="align_center">235</td></tr><tr><td class="align_left">Group III</td><td class="align_center">220</td></tr><tr><td class="align_left">Group IV</td><td class="align_center">284</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Viscosity value of component B.</div>

Shock and Vibration

tab5

Table 5

Table 5: Fracture Characteristics of Polyurethane Grouting Materials Based on Acoustic Emission Monitoring 