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008 130329t2012 my a f m 000 0 eng d
020 _aTHE0005721(Local)
039 9 _a201905211505
_bhanafiah
_y201303291105
_zFida
040 _aUMP
090 _aTA417.7.H55 W34 2012 rs Bc.
100 0 _aAbdul Wahab Abdul Aziz
245 1 0 _aTool wear on parallel turning of carbon steel bar /
_cAbdul Wahab Abdul Aziz
260 _aKuantan, Pahang :
_bUMP,
_c2012
300 _axv, 61 p. :
_bill. (some col.) ;
_c30 cm.
502 _aProject paper (Bachelor of Mechanical Engineering) -- Universiti Malaysia Pahang - 2012
504 _aBibliography: p. 56-57
520 3 _aTool wear has been a critical issue in production line nowadays. In turning process, tool wear can create parts that are out-of-tolerance and eventually cause tool failure. The repetition of machining work that subjects on the tool tip interface to a range of cutting environments to comparatively evaluate their effect on tool life. The efficiency of cutting tools can be evaluated based on certain parameters such as tool wear and surface roughness on the work piece. The objective of this project is to determine the best types of coolant and flowrate of coolant on tool wear and surface roughness during turning of high-carbon steel AISI 1065, cold drawn, high temperature with Ti-N coated carbide tool. Furthermore by using straight cutting oil (oil based coolant), water based coolant, and pure water as the coolant on the machining process, the three types of coolant are compared to evaluate the most effective coolant which resulting the less tool wear will be the best coolant. Next, Quadra-Chek 300 Series optical comparator was used to observe and measure the tools wear microstructure occurs on the tool after the turning process by using different types of coolant. For surface roughness test, on surface texture of work pieces that have been machined Perthometer was used. Then, the less surface roughness values were indicated the best coolant. Lastly, the best coolant that suitable use for constant cutting speed 160 m/min, depth of cut 1.5 mm and feed rate 0.22 mm/ rev for material high-carbon steel AISI 1065, cold drawn, high temperature be resulted. The result indicated in general, oil based coolant performed better than other two coolants in reducing the tool wear and improving the surface finish. Oil based coolant has been used as one of the cutting fluids in this work because of its thermal and oxidative stability which is being comparable to other water based coolant and pure water used in the metal cutting industry.
650 0 _aStrength of materials
650 0 _aMaterials at high temperatures
650 0 _aMaterials at low temperatures
999 _aVIRTUA40
_c3796
_d3802
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