Specific surface area instrument

• Main Authors: JIA ANQI, ZHANG SHOUYU, ZHU YINGMING
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2023
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a specific surface area instrument, which comprises a mounting seat, a first mounting hole and a second mounting hole, and the mounting seat is provided with an air passage, and the first mounting hole and the second mounting hole are communicated with the air passage; the sample tube is a straight tube and comprises a first tube part and a second tube part, one end of the first tube part is arranged in the first mounting hole, the other end of the first tube part is communicated with the second tube part, the second tube part is provided with a bottom wall, and the area of the orthographic projection plane of the first tube part on the bottom wall is smaller than that of the bottom wall; and the air outlet pipe penetrates through the second mounting hole and the air channel and extends into the first pipe part. The sample tube of the specific surface area instrument disclosed by the utility model is provided with the bottom wall with a larger bottom area, so that the sample to be