DSHD-2801I Automatic Penetrometer

1:DSHD-2801I Automatic Penetrometer is designed and developed as per the National Standard GB/T 4509 “Test Methods for Needle Penetration of Petroleum Asphalt”, and T0604 “Asphalt Needle Penetration Test” in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering. 2:DSHD-2801I Automatic Penetrometer is applied to determine needle penetration of petroleum asphalt, modified asphalt, liquid petroleum asphalt, and residues after evaporation of emulsified asphalt.