2014年2月19日星期三

diamond blade saws easily collapse or broken tooth problems

Questions about the high-speed hacksaw teeth or broken easily collapse
When using high-speed hacksaw to cut various types of pipes, there are many situations because it is not caused by the attention to detail.
(1) Material: Sometimes the problem is with the material being cut. Some suppliers of production materials market, the GUSHI cutting discs  process of cutting corners, causing the material to be cut contains too many impurities, so that when the blade hit the impurity particles, hard blade may break or give great sound, cut out of the surface uneven. But with softer high-speed hacksaw will not break, but the results will be skewed cutting phenomenon, because there will be a shift phenomenon blade in contact with the particles. The hardness of the material itself or some may not be too high, but the elements are added during the production process used and the cutting tool may cause problems or result in blunt edge chipping.
(2) Blade: Blade not properly gracefully compressive deformation, serrated blunt did not wear out, yaw poor, poor choice of teeth, serrated grinding bad. In short, poor quality blade.
(3) cutting machine: the state of the fixture, the blade is not installed correctly, the blade speed is not correct, not suitable feed rate, cutting oil selection, and the saw blade and cutting machine errors will be affected by each other. Skew the results of a customer complained that cutting through our observations to the scene, feeding racks are not fixed, when workers transport materials, often crooked off accidentally collide. Work Material crooked off after feeding rack, of course cut out of the material must be crooked. Customers also complained frequently broken saw blade can not  GUSHI sds hammer drill bits be solved, we got to the scene found the mechanical design of the book has been pointed out, the longer the cutting material, there must be a fixed station to make the cut section was not shaking. However, when the customer is still chopped materials and the same, so the blade will have to be cut by shaking timber crashed. Customers also have the machines installed at the time and did not make the level of correction, so the machine is fundamentally crooked.
(4) the use of counterfeit machine: using poor quality metal circular sawing machine, the price was very cheap but in the production process of steel is not enough to cause the cutting vibration, so that there is a gap down the blade, cutting blade will have shaken will ultimately affect the properties of the cutting blade.
(5) manual machine operator: When using a manual machine, the user experience is more important, the user can feel the sharpness of the blade into the blade when the intensity and relatively easy to determine whether you can then use the saw blade ! The pneumatic or hydraulic models require the  GUSHI diamond polishing tools user to more cautious use of the saw blade, cutting the workpiece which can not be blind to experience cutting grounds. Because each piece of the blade when cutting a workpiece not be the same, so that also in the life of a generally sawtooth a range. At the beginning of the cutting and stopping cutting, do not feed too fast, it may cause broken teeth and damaged. When the case has emerged relatively blunt serrated continued use will be pulling teeth, broken teeth and so on, there will be a serious crack blade body, the phenomenon of explosive film!

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