Angle of repose meter

The funnel outflow diameter is 5mm, the funnel taper is 60 ° +/- 0.5 °, the diameter of the feed plate is φ 80mm, the distance between the bottom of the outflow port and the plate surface is 80mm +/- 2mm, the volume of the measuringflask is 100ml, and the angle of repose is determined by the injection-limited bottom surface method. GB/T16913-2008 standard, direct measurement with a protractor.

Glass funnel inner diameter 10mm, capacity 250mL, baseplate 220x158mm engraved concentric circle, strut 0-100mm scale, injection method, discharge method, tilt method to measure Carr Angle of Repose.