In the production of machine-made sand, the screen plugging has a greater impact on the efficiency. What factors will cause the screen plugging?

1) The gravel contains a large number of gravel particles with critical separation points;

2) There are many flaky materials in the gravel; due to the broken rock or the sand and gravel itself, there are many flaky materials in the gravel, and the flaky materials themselves cannot be smoothly sieved in the screening;

3) There is more mud in the gravel;

4) The water content in the gravel is high.