The base layer should be carefully cleaned of surface debris, and the scaffolding holes should be filled and plugged. The surface of the wall should be flattened and brushed. The honeycomb should be brushed and the corners of the corners should be brushed. :1 cement slurry, then layered with 1:3 cement mortar. The surface of the concrete wall should be washed according to the type of release agent used during the pouring. If using an oily release agent, wash it with a caustic soda solution, then rinse off with water. The smooth surface of the crucible should be chiseled so that the surface to be plastered is chiseled to a rough surface to increase the adhesion to the plaster layer. Tapered Roller Bearing ,Taper Bearing,Sealed Tapered Roller Bearings,Tapered Roller Thrust Bearing NINGBO DEMY (D&M) BEARINGS CO.,LTD , https://www.demybmtbearing.com
Water stone base treatment