grinding cemented carbides

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grinding cemented carbides

grinding cemented carbides

grinding cemented carbides

Precision grinding of cemented carbides based on a multi

2021-4-18  Cemented carbides have a range of outstanding properties such as high hardness, wear resistance, good strength and toughness. They are widely used as the preferred material in engineering applications, such as mechanical processing, petroleum drilling, mining tools, etc. [1,2,3].Cemented carbides’ outstanding mechanical properties contribute to its application in the engineering field, but

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Grinding of cemented carbide with electrical spark

1997-12-1  Conclusions. (1) When grinding cemented carbides, the introduction of electrical spark discharges in the grinding zone enhances the grinding performance on account of declogging of the wheel surface. (2) The WC–TiC– (TaNb)C–Co cemented carbide studied in the present work, exhibits an increase in wear resistance at low discharge power due

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Grinding of WC-Co Cemented Carbides J. Manuf. Sci. Eng

An investigation is reported on the grinding process for WC-Co cemented carbides with diamond wheels. SEM examination of the grinding detritus revealed that material removal occurs mainly by flow-type chip formation. A grinding model is proposed whereby the total grinding energy is partitioned into a chip formation component for material

get price

Specific Energy and G ratio of Grinding Cemented Carbide

2019-7-30  Zhang DJ, Wang YD, Chen SY, Huang GQ (2017) Experimental study of the grinding of YG8 cemented carbide by brazed diamond wheel. Superhard Mater Eng 29(3):19–23. 7. Cheng M, Jianwu YU, Xie G, Shang Z (2011) Experimental investigation on high speed grinding characteristics of the cemented carbides-YG8. Manuf Tech Mach Tool 12(1):25–29

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The effects of grinding process parameters of a cemented

2021-8-21  In the forming grinding of a cemented carbide micro-drill, edge burrs are generated. To explore the formation of the edge burrs, the grinding parameters, such as feed rate, grinding depth, wheel service time, and wheel rotation, are analyzed experimentally. Results show that the burrs on the micro-drill edge are caused by material plastic flow and cumulative effect of deformation under the

get price

Cutting edge damage in grinding of cemented carbides

2017-10-1  The grinding damages of micro end mills mainly present micro fractures and micro cracks in the cutting edge, and micro pits in the grinding surface. The grain size and composition of cemented carbides has significant impacts on the material removal

get price

Effect of Cutting Oil on Grinding Cemented Carbide

Based on the experiment of grinding cemented carbides end mill blade flute with diamond wheels, the effect of the viscosity of total-synthesis cutting oil on grinding process is studied under different feeding speeds and different cut depths. The results of the experiment have shown that grinding with the total-synthesis cutting oil of low viscosity can reduce the grinding force, improve the

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Influence of microstructure on ultraprecision grinding of

2004-4-1  The influence of microstructure on the ultraprecision grinding response of a series of cemented carbides for spherical mirrors was characterized by means of optical and laser interferometry, atomic force microscopy, scanning electron microscopy and X-ray diffraction. Surface roughness, form accuracy, grinding-induced residual stress and

get price

Grinding Effects on Surface Integrity and Mechanical

2014-1-1  In this study, the correlation existing among grinding, surface integrity, and flexural strength is investigated for WC-Co cemented carbides (hardmetals). A fine-grained WC-13 wt % Co grade and three different surface conditions: (1) ground, (2) mirror-like polished (reference), and (3) ground plus high-temperature annealed, are investigated

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Grinding Effects on Surface Integrity and Mechanical

2020-7-23  Diamond wheel grinding of hardmetals is well established as a primary process used to achieve a particular tool geometry and/or close tolerances prescribed by its design. However, as it is also the case for other hard and brittle materials (e.g. Refs. [4,5]), surface integrity of ground cemented carbides commonly becomes altered.

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The effects of grinding process parameters of a cemented

2021-8-21  In the forming grinding of a cemented carbide micro-drill, edge burrs are generated. To explore the formation of the edge burrs, the grinding parameters, such as feed rate, grinding depth, wheel service time, and wheel rotation, are analyzed experimentally. Results show that the burrs on the micro-drill edge are caused by material plastic flow and cumulative effect of deformation under the

get price

Specific Energy and G ratio of Grinding Cemented Carbide

2019-7-30  Zhang DJ, Wang YD, Chen SY, Huang GQ (2017) Experimental study of the grinding of YG8 cemented carbide by brazed diamond wheel. Superhard Mater Eng 29(3):19–23. 7. Cheng M, Jianwu YU, Xie G, Shang Z (2011) Experimental investigation on high speed grinding characteristics of the cemented carbides-YG8. Manuf Tech Mach Tool 12(1):25–29

get price

Investigations of Grinding Forces for Grinding Cemented

2010-8-10  Grinding forces were measured in the grinding of two typical cemented carbides with a vacuum brazing diamond wheel. The specific normal force, tangential force and the grinding force ratio acted on the grinding wheel were investigated based on the measurement data.

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(PDF) Grinding Effects on Surface Integrity and

In this study, the correlation existing among grinding, surface integrity, and flexural strength is investigated for WC-Co cemented. carbides (hardmetals). A fine-grained WC-13 wt % Co grade and

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Experimental Study On Electrochemical Grinding Of

Experimental Study On Electrochemical Grinding Of Cemented Carbide Coating Materials: Posted on:2017-11-16 Degree:Master Type:Thesis Country:China Candidate:L Liu Full Text:PDF GTID:2311330488459887 Subject:Mechanical Manufacturing and Automation Abstract/Summary:

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Analysis of the grinding wheel wear in dependency of the

2018-8-10  Cemented carbides are brittle-hard materials. Their properties are adjusted by the chemical composition, especially the binder fraction and the average hard phase grain size. This research work focuses on grinding of cemented carbides with tungsten carbide (WC) as hard phase and cobalt (Co) as binder phase material. Previous work showed that the WC-Co cemented carbide specification

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Effect of Cutting Oil on Grinding Cemented Carbide

Based on the experiment of grinding cemented carbides end mill blade flute with diamond wheels, the effect of the viscosity of total-synthesis cutting oil on grinding process is studied under different feeding speeds and different cut depths. The results of the experiment have shown that grinding with the total-synthesis cutting oil of low viscosity can reduce the grinding force, improve the

get price

Grinding effects on surface integrity and mechanical

2015-11-11  Diamond wheel grinding of hardmetals is well established as a primary process used to achieve a particular tool geometry and/or close tolerances prescribed by its design. However, as it is also the case for other hard and brittle materials (e.g. Refs. [4,5]), surface integrity of ground cemented carbides commonly

get price

Wear of Brazed Diamond Wheel in Grinding of Cemented

Grinding forces, protrusion height, grinding temperatures and wear of diamond grits have been studied in grinding cemented carbide YG8 with a single-layer vacuum brazed diamond wheel. The experiment results indicate that the primary wear progression of diamond grits in the whole grinding process follows the mode of whole diamonds, flat diamonds when grinding of the cemented carbide.

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Grinding Tungsten Carbide Used for Manufacturing Gun

More specific aspects related to wheel wear grinding cemented carbides were presented by Liu et al. [13]. Binder hardness connecting diamond abrasive grains and binder material porosity is relevant in determining the wheel’s capacity to grind. Porous grinding wheels demonstrated a greater capacity

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Precision grinding of cemented carbides based on a multi

2021-4-18  Cemented carbides have a range of outstanding properties such as high hardness, wear resistance, good strength and toughness. They are widely used as the preferred material in engineering applications, such as mechanical processing, petroleum drilling, mining tools, etc. [1,2,3].Cemented carbides’ outstanding mechanical properties contribute to its application in the engineering field, but

get price

Grinding of cemented carbide with electrical spark

1997-12-1  Conclusions. (1) When grinding cemented carbides, the introduction of electrical spark discharges in the grinding zone enhances the grinding performance on account of declogging of the wheel surface. (2) The WC–TiC– (TaNb)C–Co cemented carbide studied in the present work, exhibits an increase in wear resistance at low discharge power due

get price

Grinding of WC-Co Cemented Carbides J. Manuf. Sci. Eng

An investigation is reported on the grinding process for WC-Co cemented carbides with diamond wheels. SEM examination of the grinding detritus revealed that material removal occurs mainly by flow-type chip formation. A grinding model is proposed whereby the total grinding energy is partitioned into a chip formation component for material

get price

Specific Energy and G ratio of Grinding Cemented Carbide

2019-7-30  2019-7-30  Zhang DJ, Wang YD, Chen SY, Huang GQ (2017) Experimental study of the grinding of YG8 cemented carbide by brazed diamond wheel. Superhard Mater Eng 29(3):19–23. 7. Cheng M, Jianwu YU, Xie G, Shang Z (2011) Experimental investigation on high speed grinding characteristics of the cemented carbides-YG8. Manuf Tech Mach Tool 12(1):25–29

get price

The effects of grinding process parameters of a cemented

2021-8-21  In the forming grinding of a cemented carbide micro-drill, edge burrs are generated. To explore the formation of the edge burrs, the grinding parameters, such as feed rate, grinding depth, wheel service time, and wheel rotation, are analyzed experimentally. Results show that the burrs on the micro-drill edge are caused by material plastic flow and cumulative effect of deformation under the

get price

Cutting edge damage in grinding of cemented carbides

2017-10-1  The grinding damages of micro end mills mainly present micro fractures and micro cracks in the cutting edge, and micro pits in the grinding surface. The grain size and composition of cemented carbides has significant impacts on the material removal

get price

Investigations of Grinding Forces for Grinding Cemented

2010-8-10  Grinding forces were measured in the grinding of two typical cemented carbides with a vacuum brazing diamond wheel. The specific normal force, tangential force and the grinding force ratio acted on the grinding wheel were investigated based on the measurement data.

get price

Influence of microstructure on ultraprecision grinding of

2004-4-1  The influence of microstructure on the ultraprecision grinding response of a series of cemented carbides for spherical mirrors was characterized by means of optical and laser interferometry, atomic force microscopy, scanning electron microscopy and X-ray diffraction. Surface roughness, form accuracy, grinding-induced residual stress and

get price

Grinding Effects on Surface Integrity and Mechanical

2014-1-1  In this study, the correlation existing among grinding, surface integrity, and flexural strength is investigated for WC-Co cemented carbides (hardmetals). A fine-grained WC-13 wt % Co grade and three different surface conditions: (1) ground, (2) mirror-like polished (reference), and (3) ground plus high-temperature annealed, are investigated

get price

Tool grinding of end mill cutting tools made from high

2011-1-1  In technological investigations a comparison was made available between innovative ceramic cutting materials and cemented carbides. The quality of a cutting edge is primarily dependent on the grinding regime of the flute grinding operation but a subsequent flank face grinding with fine grained grinding wheels prevents excessive edge deterioration.

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