It is used to test the penetration ability of various geotechnical materials against steel cones falling from a fixed height to characterize the rock drop resistance of geotechnical materials.
【Standards compliant】:
JTGE50-2006 "Highway Engineering Geosynthetics Test Regulations"
SL235-2012 "Geosynthetic Material Testing Regulations"
GB/T17630-1998 "Dynamic perforation test of geotextile and related products-Falling cone method"