Yong [116] |
Milling |
Tungsten carbide G10E |
ASSAB 760 |
DCT improves tool life as consequence of higher heat transfer. |
Firouzdor [117] |
Drilling |
M2 HSS |
CK40 |
Better wear resistance against diffusion wear. |
Vadivel [118] |
Turning |
Coated carbide inserts |
AISI/SAE 80-55-06 SG |
Higher hardness and better wear performance due to uniform distribution and higher volume fraction of refine carbides particles. |
SreeramaReddy [119] |
Turning |
Tungsten carbide |
C45 steel |
Increment of carbide grain size after DCT increased the thermal conductivity and reduced cutting tool tip temperature. |
Reddy [120] |
Turning |
ISO P-40 |
AISI 1040 |
Lower tool wear due to thermal conductivity improvement after DCT has been observed. |
Gill [124] |
Turning |
P25 |
C-65 |
Longer durability was recorded for DCT insert followed by SCT due to higher precipitation of η-phase carbides. |
Dogra [125] |
Turning |
Cubic boron nitride (CBN) |
AISI H11 |
16%–23% tool life improvement has been reported. |
Shirbhate [126] |
Drilling |
AISI M2 |
C45 |
Longer tool life and 35% reduction in surface roughness (Ra) were reported after DCT execution. |
Çiçek [127] |
Drilling |
M35 HSS |
Stainless steels |
Longer tool life was obtained due to transformation of retained austenite to martensite and homogenous distribution of carbides particles. |
Yuan [130] |
Grinding |
Diamond abrasive wheel |
Ultra-fine grade cemented carbide |
20% reduction in residual stresses after CT execution were observed due to the cracking and plastic deformation in the WC grains. |
Çiçek [131] |
Drilling |
M35 HSS |
AISI 316 |
Transformation of retained austenite into martensite and more homogeneous distribution of carbides provided better tool performance. |
Çiçek [135] |
Turning |
Ceramic Inserts |
AISI H13 |
DCT reduces tool wear and surface roughness as result of higher volume fraction of fine carbides formation. |
Özbek [137] |
Turning |
Cemented carbide |
AISI 316 |
Tool life was improved due to homogeneous distribution of small-sized carbide particles. |
Mavi [138] |
Turning |
Cemented carbide |
Ti-6Al-4 V |
Tool life has been improved by 22% due to higher thermal conductivity improvement. |
He [140] |
Turning |
Tungsten carbide |
AISI 5140 |
DCT coated inserts were shown better machinability in terms of cutting force, cutting zone temperature, surface texture, and tool life. |
Thornton [141] |
Turning |
H13A |
AISI 1045 |
Better corrosion resistance obtained due to strengthen of carbide grains and the cobalt binder. |
Thakur [142] |
Turning |
K 20 |
Inconel 718 |
CT encourages more densification of the cobalt binder which is strongly bonded by tungsten carbides and improves tool wear resistance. |
Dong [143] |
Grinding |
Grinding wheel (3SG80KV) |
9Mn2 V |
Improvement and releasement of residual stresses on the workpieces surface has been improved. |
Kivak [144] |
Drilling |
M2 HSS |
Ti-6Al-4 V |
It was concluded that CT is more cost effective than coating which brings remarkable improvements. |
Özbek [145] |
Turning |
Tungsten carbide |
AISI 316 |
Higher volume fraction of fine η-carbides after DCT execution improves the hardness and wear resistance. |
Chetan [149] |
Turning |
KC5525 and K313 |
Nimonic 90 |
DCT strengthens the coating and reduces failure probability in comparison to coating durability and damage on untreated inserts |
Khan [150] |
Turning |
K313 |
CP-Ti grade 2 |
DCT increases microhardness, wear resistance and improves chip formation phenomenon. |
Naveena [151] |
Drilling |
Tungsten Carbide |
AISI 304 |
DCT encourages 19% reduction in average grain size of α-phase and consequently increases the hardness and improves wear resistance. |