Grinding Tungsten Carbide Used for Manufacturing Gun Drills

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BEJU, Livia Dana;BRINDASU, Dan Paul ;VULC, Silvia .
Grinding Tungsten Carbide Used for  Manufacturing Gun Drills. 
Strojniški vestnik - Journal of Mechanical Engineering, [S.l.], v. 61, n.10, p. 571-582, june 2018. 
ISSN 0039-2480.
Available at: <https://www.sv-jme.eu/article/grinding-tungsten-carbide-used-for-manufacturing-gun-drills/>. Date accessed: 09 apr. 2020. 
doi:http://dx.doi.org/10.5545/sv-jme.2015.2594.
Beju, L., Brindasu, D., & Vulc, S.
(2015).
Grinding Tungsten Carbide Used for  Manufacturing Gun Drills.
Strojniški vestnik - Journal of Mechanical Engineering, 61(10), 571-582.
doi:http://dx.doi.org/10.5545/sv-jme.2015.2594
@article{sv-jmesv-jme.2015.2594,
	author = {Livia Dana Beju and Dan Paul  Brindasu and Silvia  Vulc},
	title = {Grinding Tungsten Carbide Used for  Manufacturing Gun Drills},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {61},
	number = {10},
	year = {2015},
	keywords = {tungsten carbide; grinding; grinding wheel; roughness; grit; wear},
	abstract = {This paper presents a study of grinding cemented carbide DK460UF (91 % WC and 9 % Co), a material used to produce cutting tools with solid cutting edges. The aim is to establish the manufacturing conditions that lead to high surface quality. A model of the main factors that influence the grinding process is presented first. Following that, grinding wheel wear and surface roughness are analysed. Grinding wheel wear is studied in experimental conditions under which small diameter gun drills were sharpened with two diamond grinding wheels of different grain sizes. Finally, the wear curve can be made. The “G ratio” is used to characterise the performance of the grinding process. Next, the experimental research examines how independent parameters, depth of cut, feed, grit, and speed influence roughness. The influence of the grinding wheel wear on roughness is also studied. The aspect of ground surfaces is examined by using a scanning electron microscope (SEM). The experimental study allowed the determination of the required grinding wheel grit (46 μm) and the optimum processing parameters (depth of cut ap = 0.01 mm, feed = 0.005 mm/rev, cutting speed v = 55 m/s) to obtain the imposed surface roughness for cutting tool surfaces (Rz = 0.3 μm). The maximum allowed radial wear (Δr) of the grinding wheel is 30 μm.},
	issn = {0039-2480},	pages = {571-582},	doi = {10.5545/sv-jme.2015.2594},
	url = {https://www.sv-jme.eu/article/grinding-tungsten-carbide-used-for-manufacturing-gun-drills/}
}
Beju, L.,Brindasu, D.,Vulc, S.
2015 June 61. Grinding Tungsten Carbide Used for  Manufacturing Gun Drills. Strojniški vestnik - Journal of Mechanical Engineering. [Online] 61:10
%A Beju, Livia Dana
%A Brindasu, Dan Paul 
%A Vulc, Silvia 
%D 2015
%T Grinding Tungsten Carbide Used for  Manufacturing Gun Drills
%B 2015
%9 tungsten carbide; grinding; grinding wheel; roughness; grit; wear
%! Grinding Tungsten Carbide Used for  Manufacturing Gun Drills
%K tungsten carbide; grinding; grinding wheel; roughness; grit; wear
%X This paper presents a study of grinding cemented carbide DK460UF (91 % WC and 9 % Co), a material used to produce cutting tools with solid cutting edges. The aim is to establish the manufacturing conditions that lead to high surface quality. A model of the main factors that influence the grinding process is presented first. Following that, grinding wheel wear and surface roughness are analysed. Grinding wheel wear is studied in experimental conditions under which small diameter gun drills were sharpened with two diamond grinding wheels of different grain sizes. Finally, the wear curve can be made. The “G ratio” is used to characterise the performance of the grinding process. Next, the experimental research examines how independent parameters, depth of cut, feed, grit, and speed influence roughness. The influence of the grinding wheel wear on roughness is also studied. The aspect of ground surfaces is examined by using a scanning electron microscope (SEM). The experimental study allowed the determination of the required grinding wheel grit (46 μm) and the optimum processing parameters (depth of cut ap = 0.01 mm, feed = 0.005 mm/rev, cutting speed v = 55 m/s) to obtain the imposed surface roughness for cutting tool surfaces (Rz = 0.3 μm). The maximum allowed radial wear (Δr) of the grinding wheel is 30 μm.
%U https://www.sv-jme.eu/article/grinding-tungsten-carbide-used-for-manufacturing-gun-drills/
%0 Journal Article
%R 10.5545/sv-jme.2015.2594
%& 571
%P 12
%J Strojniški vestnik - Journal of Mechanical Engineering
%V 61
%N 10
%@ 0039-2480
%8 2018-06-27
%7 2018-06-27
Beju, Livia, Dan Paul  Brindasu, & Silvia  Vulc.
"Grinding Tungsten Carbide Used for  Manufacturing Gun Drills." Strojniški vestnik - Journal of Mechanical Engineering [Online], 61.10 (2015): 571-582. Web.  09 Apr. 2020
TY  - JOUR
AU  - Beju, Livia Dana
AU  - Brindasu, Dan Paul 
AU  - Vulc, Silvia 
PY  - 2015
TI  - Grinding Tungsten Carbide Used for  Manufacturing Gun Drills
JF  - Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2015.2594
KW  - tungsten carbide; grinding; grinding wheel; roughness; grit; wear
N2  - This paper presents a study of grinding cemented carbide DK460UF (91 % WC and 9 % Co), a material used to produce cutting tools with solid cutting edges. The aim is to establish the manufacturing conditions that lead to high surface quality. A model of the main factors that influence the grinding process is presented first. Following that, grinding wheel wear and surface roughness are analysed. Grinding wheel wear is studied in experimental conditions under which small diameter gun drills were sharpened with two diamond grinding wheels of different grain sizes. Finally, the wear curve can be made. The “G ratio” is used to characterise the performance of the grinding process. Next, the experimental research examines how independent parameters, depth of cut, feed, grit, and speed influence roughness. The influence of the grinding wheel wear on roughness is also studied. The aspect of ground surfaces is examined by using a scanning electron microscope (SEM). The experimental study allowed the determination of the required grinding wheel grit (46 μm) and the optimum processing parameters (depth of cut ap = 0.01 mm, feed = 0.005 mm/rev, cutting speed v = 55 m/s) to obtain the imposed surface roughness for cutting tool surfaces (Rz = 0.3 μm). The maximum allowed radial wear (Δr) of the grinding wheel is 30 μm.
UR  - https://www.sv-jme.eu/article/grinding-tungsten-carbide-used-for-manufacturing-gun-drills/
@article{{sv-jme}{sv-jme.2015.2594},
	author = {Beju, L., Brindasu, D., Vulc, S.},
	title = {Grinding Tungsten Carbide Used for  Manufacturing Gun Drills},
	journal = {Strojniški vestnik - Journal of Mechanical Engineering},
	volume = {61},
	number = {10},
	year = {2015},
	doi = {10.5545/sv-jme.2015.2594},
	url = {https://www.sv-jme.eu/article/grinding-tungsten-carbide-used-for-manufacturing-gun-drills/}
}
TY  - JOUR
AU  - Beju, Livia Dana
AU  - Brindasu, Dan Paul 
AU  - Vulc, Silvia 
PY  - 2018/06/27
TI  - Grinding Tungsten Carbide Used for  Manufacturing Gun Drills
JF  - Strojniški vestnik - Journal of Mechanical Engineering; Vol 61, No 10 (2015): Strojniški vestnik - Journal of Mechanical Engineering
DO  - 10.5545/sv-jme.2015.2594
KW  - tungsten carbide, grinding, grinding wheel, roughness, grit, wear
N2  - This paper presents a study of grinding cemented carbide DK460UF (91 % WC and 9 % Co), a material used to produce cutting tools with solid cutting edges. The aim is to establish the manufacturing conditions that lead to high surface quality. A model of the main factors that influence the grinding process is presented first. Following that, grinding wheel wear and surface roughness are analysed. Grinding wheel wear is studied in experimental conditions under which small diameter gun drills were sharpened with two diamond grinding wheels of different grain sizes. Finally, the wear curve can be made. The “G ratio” is used to characterise the performance of the grinding process. Next, the experimental research examines how independent parameters, depth of cut, feed, grit, and speed influence roughness. The influence of the grinding wheel wear on roughness is also studied. The aspect of ground surfaces is examined by using a scanning electron microscope (SEM). The experimental study allowed the determination of the required grinding wheel grit (46 μm) and the optimum processing parameters (depth of cut ap = 0.01 mm, feed = 0.005 mm/rev, cutting speed v = 55 m/s) to obtain the imposed surface roughness for cutting tool surfaces (Rz = 0.3 μm). The maximum allowed radial wear (Δr) of the grinding wheel is 30 μm.
UR  - https://www.sv-jme.eu/article/grinding-tungsten-carbide-used-for-manufacturing-gun-drills/
Beju, Livia, Brindasu, Dan Paul, AND Vulc, Silvia.
"Grinding Tungsten Carbide Used for  Manufacturing Gun Drills" Strojniški vestnik - Journal of Mechanical Engineering [Online], Volume 61 Number 10 (27 June 2018)

Authors

Affiliations

  • "Lucian Blaga" University of Sibiu, Engineering Faculty, Romania 1

Paper's information

Strojniški vestnik - Journal of Mechanical Engineering 61(2015)10, 571-582

https://doi.org/10.5545/sv-jme.2015.2594

This paper presents a study of grinding cemented carbide DK460UF (91 % WC and 9 % Co), a material used to produce cutting tools with solid cutting edges. The aim is to establish the manufacturing conditions that lead to high surface quality. A model of the main factors that influence the grinding process is presented first. Following that, grinding wheel wear and surface roughness are analysed. Grinding wheel wear is studied in experimental conditions under which small diameter gun drills were sharpened with two diamond grinding wheels of different grain sizes. Finally, the wear curve can be made. The “G ratio” is used to characterise the performance of the grinding process. Next, the experimental research examines how independent parameters, depth of cut, feed, grit, and speed influence roughness. The influence of the grinding wheel wear on roughness is also studied. The aspect of ground surfaces is examined by using a scanning electron microscope (SEM). The experimental study allowed the determination of the required grinding wheel grit (46 μm) and the optimum processing parameters (depth of cut ap = 0.01 mm, feed = 0.005 mm/rev, cutting speed v = 55 m/s) to obtain the imposed surface roughness for cutting tool surfaces (Rz = 0.3 μm). The maximum allowed radial wear (Δr) of the grinding wheel is 30 μm.

tungsten carbide; grinding; grinding wheel; roughness; grit; wear