What is the use of putty knife?

Putty Knife, also known as putty knife, shovel knife, knife, adjust ash knife. The utility model is composed of a thin steel sheet and a wooden handle which have good elasticity. According to the width of blade head (scraper) , there are different specifications, mainly used for basic cleaning, preparation of putty and scraper putty. Today we brought the article to introduce the role of putty knife! Wall cracking is a very common phenomenon, cracking should first find out the reasons for cracking. If it is a gap between a structural wall and a brick wall, the base can be cleaned before repair, and then the cracks can be cleaned and filled with epoxy until they are filled, so that the next step can be taken. If the cement coating cracks, most of the proportion of cement and sand caused by the wrong. At this point, putty layer should be removed first, the cement coating cracks should be filled before leakage. So how do you use a putty knife when filling?

First, the epoxy sealant is fully blended and then filled directly with putty knife; second, for small crevices smaller than 1.5 mm, cement and thin sealant can be laid as sealant, and then, depending on the surrounding environment, fill with filler epoxy after drying. In this process, should pay attention to leave two-thirds of the gap to fill the epoxy agent, again when the use of epoxy sealant, to timely scrub the gap filled, you can use a sponge with water scrub, is advantageous to the gap the esthetics and the flatness. Putty knife in filling the small gap has a very good effect, a small putty knife can fill the gap beautiful and smooth.