About this 3D model

Used for XRF analysis. Suitable for 40mm diameter powder tablet molds, with an effective measurement diameter of 34mm. Place the mold inside the powder tablet mold, pour the sample from the central hole, and press it flat with a pressing rod. Add light materials such as boric acid separately from the four slots on the edge, and slightly shake to ensure that they sink to the bottom. Remove the mold and press the powder in the tablet mold. Obtain a measurement tablet with an effective diameter of 34mm, edges and bottom surface are boric acid.