Testing device and testing method for resistivity of metal powder

• Main Authors: SONG YUEHAI, XIE HAIHUA, WANG JIANBIN, CHEN TIANAN
• Format: Patent
• Language: Chinese; English
• Published: 02.01.2013
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention relates to a testing device and testing method for the resistivity of metal powder. The testing device comprises two metal powder compaction plugs, an insulated sealing ring, two contact electrodes, a cylindrical shell and a resistance testing device, wherein the cylindrical shell is used for bearing metal powder, and the two metal powder compaction plugs are respectively connected with two ends of the cylindrical shell and are both connected with the insulated sealing ring; the two contact electrodes are connected with the interior and exterior of the cylindrical shell by penetrating through the two metal powder compaction plugs and the insulated sealing ring respectively; the inner diameter of the cylindrical shell is adaptive to the metal powder compaction plugs and the insulated sealing ring, and the cylindrical shell is detachably connected with the metal powder compaction plugs and the insulated sealing ring; and two ends of the resistance testing device are respectively connected with one