Remove paint, sealing layer (protection layer), resin emulsion cement (wear-resisting flooring), protruding part, rain trace, trowel mark, rough surface, uneven joint etc.

• 去除油漆、密封层(保护层)、胶脂水泥(耐磨地坪)、高出部分、雨迹、镘刀痕、粗糙表面、不平接缝等。