You are well aware of the usefulness of the grinding wheel as a cutting tool. Know that this is called an abrasive cutting tool. In this kind of tool, the abrasive would perform similar functions as the teeth that you see in the saw. Unlike the saw that has only teeth on the edge, you can see that the grinding wheel is made with abrasive grains around the wheel. There are a lot of this and the tough grains are moving against the workpiece to be able to cut away the tiny chips of material.
Those abrasive supplies can provide you with a lot of products for several grinding applications especially in metalworking. Selecting the wrong product may cost the shop money and time. The grinding wheels and many other bonded abrasives have a couple of components that are known as the abrasive grains which don’t come with actual cutting and the bond that would hold the grain together and would also support them while cutting. Know that the percentages of the grain and the bond as well as the spacing in the wheel would determine such structure of the wheel.
Know that the certain abrasive is going to be chosen according to the manner that this would interact with that work material. Keep in mind that the best abrasive would stay sharp for a long time and would not become dull easily. When the dulling begins, such abrasive fractures make new cutting points. Each abrasive type is made uniquely with particular properties for hardness, strength, resistance to the impact as well as fracture toughness.
Keep in mind that the aluminum oxide is quite a common abrasive used in those grinding wheels. It is usually the abrasive that is selected for grinding that high speed steel, carbon steel, wrought iron as well as other kinds of metals. There are various aluminum oxide abrasives and you must know that each one is made and they are blended for some kinds of grinding jobs. Every type of abrasive has its respective designation often a combination of a number as well as a letter. Such designations would differ by manufacturer.
After knowing the grain, the next question would be on the grit size. Every grinding wheel would have a number which would designate the characteristic. The grit size is actually the size of every abrasive grain in that wheel. This corresponds to the openings for each linear inch. Know that higher numbers actually mean smaller openings in that screen where the grains would go through. Moreover, the coarser the grain, then there would be bigger size of material removed. You must understand that the coarse grains are being used for such quick stock removal in which the finish is not very important. Also, the higher numbers are those fine grit wheels. They are great for accomplishing fine finishes and to use for the hard as well as brittle materials.