One of the leading ways of dressing of materials is polishing. Grinding is a process of final polishing, which matters that it is applied after the prefatory processing by other stuff. The process of gringding workers know for donkey's years. Each material typify grindability could be used to sand. We know it cuz sandpaper in various thickness is used all the time. But if someone wants to get the wrinkles out, he must resort thingo stronger, preferably some tools made especially for this activity. One of the possible tool to choose is a stuff named as sand spreader. What is it and what does the sandbalsting mean? Sandblasting figures on removing every of the defects from the area of element processed the sandblasting. These faulires means for instance reminder of paint, rust or other pollution. The process of sandblasting isused specially to align the surface and generate steely shares to the further processing. Due to it, people can acomplish the cink planting again, changing colours or even welding. What is prominent, the method of sandblasting is too named as shot peening and was patented in 1870, by Benjamin Tilghman. What is actually this sanblasting? Sandblasting relies on spraying petty material (named as abrasive) at a big pressure to ferrum or steel component. In reality the sandblasting is highly similar to the grinding at big pressure, but the difference is that is more exact and the area is silky. Lukewarmly if you need to sandblaste or sand, you need special stuff for it – this special stuff is sand spreader. Due to sand spreader it is probable to clean out metallic components with the aid of using stream of adjugate air. Due to addition of abradant, it is probable to clean out the area from lacquer, paint or even rust. The surfaces after the sandblasting are smoother than after the grinding. That is not all – the next advantage is that shot peening causes that the surface is also cleaned out in places tricky to reach, without any difficulty. You can clean out all of the crooks and waves.