a. The workload of the tile angle grinding operation is large, and the technical requirements for the workers are high.
b. Poor-quality tiles will have uneven brick edges, and the edges will burst easily.
c. After the tiles are edged, the edges of the tiles become thinner, fragile and easy to break.
d. The noise and dust pollution caused by edging are not in line with the trend of environmental protection.
e. After a long time, there will be gaps in the butt joints of the tiles, and the dust will become dirty and unhygienic.