Select right Diamond Blade for your application

19 Jan.,2024

 

The RPM’s of the machine spindle should be noted when selecting the right blade specification of your application. So that the blade will be tensioned to run at the operating speed. This will insure a true running blade. Adherence to recommended speed is very important. Improper blade speeds can be rectified in many cases with a pulley change or change in blade diameter. Blade specification can be modified to some degree is speed is not correct, however deviation from recommended SFM should be amended for maximum performance. Make sure the cutting machine you are using is designed or can be adapter to be used for your application. Many machines are designed for other diamond blade applications and may not be ideal for you to use.

Ultra Thin & High Precison Diamond Blades can be used either at low or high speeds. There are advantages and disadvantages of each process. Diamond may break (fracture) at very high speeds, and fall out at very slow speeds. An optimum surface speed / RPM's must be selected to balance out the two disadvantages. Diamond Blade life will usually increase at slower cutting speeds. However the increase in labor costs, utilities costs, depreciation of equipment and other overhead expenses. Will usually offset the saving of diamond blade life and other consumables. Cutting Speed & Surface Finish Quality is often the most important consideration when selecting the right diamond blade for your applicationThe operator mush choose a balance between life of the blades and their cutting rate. Diamond has a higher impact strength than the material being machined. During the sawing operation, the diamond ruptures the material by impact. Each diamond is able to transfer the electrical power from your cutting machine, into momentum that breaks the material on nano / micro level.

By increasing power on your saw, your diamond blade RPM's and surface speed will increase as well. Hence, each diamond will chip off a smaller amount of material, reducing its impact force on material being machined. And reducing cutting resistance. In theory, by increasing surface speed / RPM's, each diamond should receive a smaller impact force. However, because impact is supported by a smaller volume, the impact force with this low volume is actually increased. There is a higher probability that the diamond particles will break or shatter. Hence, cutting materials at very low surface speeds, creates a large impact force between diamond and material being machined. Although the diamond may not break, the risk that the diamond will be pulled out of diamond blade and causing premature failure of the blade increases.

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