現在有很多砖瓦厂用胶模制瓦。胶模使用一定时間后,常常在表面上出現一些泡、坑、沟槽等缺陷,因而影响制品的表面光滑,甚至造成变形。过去,发現这种瓦模,一般不再应用,成为废品。最近,我們将这种有缺陷的瓦模加以修补翻新,还能继續使用。修补方法簡介如下: 1.銼茬:把有缺陷的模面用銼銼出新茬,以增加其附着力。2.鋪胶:在銼出新茬的地方涂上一层胶液,然后 There are many brickyards that use plastic molds to make tiles. After a certain period of use of the mold, defects such as bubbles, pits, and grooves often appear on the surface, thereby affecting the smooth surface of the product and even causing deformation. In the past, it was found that this type of tile model was generally not used anymore and became a waste product. Recently, we repaired this defective tile model and can continue to use it. The repair method is described as follows: 1. 锉茬: The defective mold surface is used to remove the new 茬 to increase its adhesion. 2. Spread the rubber: Apply a layer of glue at the point where the new defect is found, and then