Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys

The aim of this paper is to investigate the drilling of carbon fibre reinforced plastic (CFRP) composite/metal stack-ups to have a details picture of the developments in this complex area. The forces and torque, chip shape, surface finish and geometry, and tool material and tool wear for drilling co...

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Main Authors: Pramanik, Alokesh, Littlefair, G.
Format: Journal Article
Published: Taylor and Francis 2014
Online Access:http://hdl.handle.net/20.500.11937/48056
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author Pramanik, Alokesh
Littlefair, G.
author_facet Pramanik, Alokesh
Littlefair, G.
author_sort Pramanik, Alokesh
building Curtin Institutional Repository
collection Online Access
description The aim of this paper is to investigate the drilling of carbon fibre reinforced plastic (CFRP) composite/metal stack-ups to have a details picture of the developments in this complex area. The forces and torque, chip shape, surface finish and geometry, and tool material and tool wear for drilling composite/metal stack-ups have been analysed in details in addition to drilling mechanism of CFRP. The relation between input and output parameters was discussed and the trend of input parameters for damage free and tight tolerance holes has been investigated based on the literature. The main findings are (i) heat, built-up edge and chips generated from drilling of metallic layers damages CFRP surface, (ii) order of material layers affects the drilling outcomes significantly, (iii) coatings and step-shape on the cutting tool improves the tool performance, (iv) tool materials should be selected based on the material of metallic layer, (v) chipping, adhesion, abrasion and attrition are main tool wear mechanism during machining of CFRP/metal stacks and (vi) application of coolant improves the machinability.
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spelling curtin-20.500.11937-480562017-09-13T16:01:41Z Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys Pramanik, Alokesh Littlefair, G. The aim of this paper is to investigate the drilling of carbon fibre reinforced plastic (CFRP) composite/metal stack-ups to have a details picture of the developments in this complex area. The forces and torque, chip shape, surface finish and geometry, and tool material and tool wear for drilling composite/metal stack-ups have been analysed in details in addition to drilling mechanism of CFRP. The relation between input and output parameters was discussed and the trend of input parameters for damage free and tight tolerance holes has been investigated based on the literature. The main findings are (i) heat, built-up edge and chips generated from drilling of metallic layers damages CFRP surface, (ii) order of material layers affects the drilling outcomes significantly, (iii) coatings and step-shape on the cutting tool improves the tool performance, (iv) tool materials should be selected based on the material of metallic layer, (v) chipping, adhesion, abrasion and attrition are main tool wear mechanism during machining of CFRP/metal stacks and (vi) application of coolant improves the machinability. 2014 Journal Article http://hdl.handle.net/20.500.11937/48056 10.1080/10910344.2014.955718 Taylor and Francis restricted
spellingShingle Pramanik, Alokesh
Littlefair, G.
Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys
title Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys
title_full Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys
title_fullStr Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys
title_full_unstemmed Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys
title_short Developments in Machining of Stacked Materials Made of CFRP and Titanium/Aluminium Alloys
title_sort developments in machining of stacked materials made of cfrp and titanium/aluminium alloys
url http://hdl.handle.net/20.500.11937/48056