Tool for determining asphalt softening point with ring and ball method

The utility model provides a tool for determining an asphalt softening point with ring and ball method. The tool is applied to the field of petrochemical analysis. The tool comprises a sample ring, a sample base plate, a fixing mold and an extractor of the sample ring, wherein the fixing mold comprises an annular groove and a side groove; the sample ring can be accommodated in the annular groove through the size; the outer side of the annular groove is provided with the side groove; the side groove is communicated with the annular groove; the height of the side groove is the same as that of the annular groove; the shape of the extractor is in L type. On the basis of the prior art, the fixing mold and the extractor of the sample ring are additionally arranged, and the sample ring can be well fixed by the fixing mold, so that the problem that the sample ring is easy to slide on a metal flat plate coated with isolating agent when residual sample is scraped with a heat knife during the process of detecting the as