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                            | 
 Diamond 
                                & CBN Honning Sticks  with their economically 
                                longer life. have contributed in a big way measure 
                                to their rapid development in usage. Diamond/CBN 
                                honning has proved in particular suitable means 
                                of honning mass - production in cast - iron parts, 
                                steel components, like gear bores, connecting 
                                rod etc, which major application in the transport 
                                industry.  | 
                           
                           
                            Materials 
                                successfully honed with Diamond and CBN now include 
                                tungsten carbide, hardened steel, non-ferrous 
                                metals and glass. Diamond/CBN honing is not restricted 
                                merely to the finishing of cylindrical bores. 
                                It may also be used to advantage for finishing 
                                conical bores. Infact, almost all types of materials 
                                may be honed to obtain optimum surface finish, 
                                high tolerances and high removal rates. The noise 
                                level of a CBN hone is far less when compared 
                                with conventional abrasives hone.  | 
                           
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                            | D 
                              - Diamond, preferably for cast iron of all types | 
                           
                           
                            | B 
                              - Boron Nitride, for hardened and soft steels | 
                           
                         
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                            |   The 
                                Abrasive   | 
                           
                           
                            Depends 
                                on the material to be machined.  | 
                           
                           
                            The 
                                Grit Size  | 
                           
                           
                            The 
                                Grit Size is stated in µm as per FEPA Standard. 
                                The grit size influences the obtainable roughness.  | 
                           
                           
                            The 
                                Bond  | 
                           
                           
                            The 
                                strength and hardness of the bond used is determined 
                                according to the composition of the material to 
                                be honed and its near ratio. Resinoid or vitrified 
                                bonds are used in exceptional cases only.  | 
                           
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