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Design of Runner and Gating Systems for the Investment Casting of 431 Stainless Steel Netting Hook through Numerical Simulation Patrpimol Suwankan1, a*, Nuttaphong Sornsuwit2,b and Nuchthana Poolthong3,c 1,2Department of Materials and Production Technology Engineering, Faculty of Engineering, King Mongkut’s University of Technology North Bangkok, 10800, Thailand. 3Division of Materials Technology, School of Energy, Environmental and Materials, King Mongkut’s University of Technology Thonburi, Bangkok, 10140, Thailand.
The important phenomenon that affects cast workpiece in the investment casting process is the size changing of wax pattern, which resulted in change of the ceramic mold profile.
Yua , Advances in shell moulding for investment casting, Journal of Materials Processing Technology 135 (2003) 258–265
Sabau, Srinath Viswanathan, Material properties for predicting wax pattern dimensions in investment casting, Materials Science and Engineering A362 (2003) 125–134
Iqbal, Modeling and simulation of heat transfer phenomena during investment casting, International Journal of Heat and Mass Transfer 52 (2009) 2132–2139

Currently, the most common composites material used in layer by layer deposition are HDPE-steatite ceramic[11], ABS-Iron[2,3,9,10,12] and ABS-copper [13].Development of composite material in wire form needs a lubricant or surfactant for surface-free energy and smoothest fluid flow.
Masood, Intelligent Rapid Prototyping with Fused Deposition Modelling, Rapid Prototyping Journal, 2(1), 1996, 24–33
Bertoldi, Liquefier Dynamics in Fused Deposition, J. of Manufacturing Science and Engineering, 126, 2004, 237-246
I, Dynamic Mechanical Properties of Copper-ABS Composites for FDM Feedstock, International Journal of Engineering Research and Applications (IJERA), Vol. 3, Issue 3, (2013), pp.1257-1263
Zenkiewicz, Method for the calculation of surface free energy of solid, J.of Achievements in Materials and Manufacturing Engineering, 2007; 24(1), 137-145

A Study on Orthogonal Experiments of YAG: Ce3+ Yellow Phosphor for White LED Rongfeng Guan a, Qinqin Li b and Shuaimou Lic Institute of Materials Science and Engineering, Henan Polytechnic University, No.2001, Century Avenue, Jiaozuo 454003, Henan Province, China aRongfengg@163.com, bliqinqinni@126.com, clishuaimoude@163.com Key words：YAG:Ce3+; Phosphor; Co-precipitation Method; White LED; Abstract.
Fig 3 Co-precipitation method preparation luminous powder YAG:Ce3+ emission spectrum [Increases 10%flux] Added fluxes [10%] Emission center wavelength [nm] luminous intensity [a.u] NH4F 543 31.96 NaF 551 38.68 H3BO3 548 60.19 Tab. 3 the effect of flux on the luminescence intensity of phosphor YAG: Ce3+ Analysis of the sample spectral In 1931, the international illumination committee has established the chromaticity diagram, the measurement colors have been standardized, identified the CIEl931-XYZ standard colorimetry system.
Journal of rare earths, 2005,23:27-29
Journal of Inorganic Materials[J]. 2008,23(6):1131-1134
Journal of the European Ceramic Society, 2008, 28(15):2903-2914

SURFACE ROUGHNESS AND WEAR BEHAVIOR OF LASER MACHINED AISI H13 TOOL STEEL Ş.KASMAN1,a and İ.E.SAKLAKOĞLU2,b 1İzmir Vocational School Department of Technical Program, Dokuz Eylül University, Turkey 2 Faculty of Engineering, Department of Mechanical Engineering, Ege University, Turkey asefika.kasman@deu.edu.tr, bi.e.saklakoglu@ege.edu.tr Keywords: Wear behavior, Fiber laser, Laser machining Abstract.
LBM is one of the AMP which is used for shaping almost whole range of engineering materials [1].
Surface machining through laser based machining process gives many advantages in machining of complex geometry and difficult to machine material like ceramic, tool steel and some composites.
REFERENCES [1] A.K.Dubey, V.Yadava: Laser beam machining—A review, International Journal of Machine Tools & Manufacture, Vol. 48 (2008), p. 609-628
Kruth: Investigation of laser and process parameters for selective laser erosion, Precision Engineering, Volume 34, Issue 1 (2010), p. 101-112 [7] S.L.

Parr, Introduction to Stainless steels, third ed., ASM International, Materials Park, OH, 1999
Materials Science and Engineering.
Journal of Materials Science. 30 (1995) 6105-6112
Kik, Structure analysis of welded joints of wear resistant plate and constructional steel, Archives of Materials Science and Engineering. 56, 2 (2010) 108-114
Kozioł, A. lÍkawa-Raus, Novel alloys for soldering carbon nanotubes fibers and other carbon based structures, ICEM 15 15th International Conference on Experimental Mechanics, Faculty of Engineering, University of Porto, 2012

The ultrasonic transducer is LHQ40-1 piezoelectric ceramic transducer, the resonant frequency of which is 40kHz.
Audio Engineering, 259 (11) :17~22, 2006 [2] P.
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The Journal of the Acoustical Society of America,57 (3) :562~568, 1975 [5] Woon-Seng Gan,Jun Yang, K.

Research on Automatic Segmentation Methods of Multi-beam Waterjet Cutting Process Drawings Huikang Yang1, a, De’an Zhao1, b, Jinliang Guo1, c, Jun Zhang1, Bo Chen2 1College of Electronic and Information Engineering, Jiangsu University, Zhenjiang, Jiangsu, China, 212013 2DARDI International Corporation, Gaochun Economic Development Zone, Nanjing, Jiangsu, China, 211300 ayhk11@163.com, bdazhao@ujs.edu.cn, cgjlgrid@163.com Keywords: Waterjet Multi-beam Automatic segmentation Partition–classification trim Abstract.
Now it is widely used in cutting glass, ceramics, stone, hardened steel, high temperature alloys and layered composite materials, and automotive interior parts of the processing and other fields [2].
References [1] Zhonghou Shen: The theory and technology of waterjet (Petroleum University Publications, Shandong 1998) In Chinese [2] Jiazhong Xu, Bo You, Xiangbing Kong: Journal of Harbin University of Science and Technology Vol. 14(2009), p.63 In Chinese [3] Information on http://www.omax.com [4] Xuezhi Li: Visual LISP Programming (Tsinghua University Publications, Beijing 2006) In Chinese [5] He Liang, Zhongfan Xiang: Journal of Xihua University Vol. 25(2006) In Chinese [6] Aleˇs Hace, Karel Jezernik: Transaction on Mechatronics Vol. 9(2004), p.627 [7] Huimin Zhang, Yongyi He, Bobing Xu: Journal of Mechatronics Vol. 10(2002) In Chinese

Estimating tendencies both in metal processing and engineering we can note the necessity of improving operations of both final and finishing processing.
Yankyushkin, Influence of Sharpening on the Quality of Hard Alloy Tools for the Cutting of Composites, Russian Engineering Research. 31 (2011) 236–239
Sorkhel, Experimental investigations into electrochemical discharge machining (ECDM) of nonconducting ceramic materials, Journal of Material Processing Technology 95. (1999) 145–154
Kathiresan, Finite element prediction of material removal rate due to electro-chemical spark machining, International Journal of Machine Tools and Manufacture. 46 (2006) 1699–1706
Tamaki, A study on surface generation of metal-bonded diamond grinding wheel dressed by electro-contact discharge, Key Engineering Materials. 304/305 (2006) 76–80

Modelling of an Electric Circuit’s Type Influence on Dynamic Flexibility of System with Passive Vibration Damping Marek Płaczeka Silesian University of Technology, Faculty of Mechanical Engineering, Institute of Engineering Processes Automation and Integrated Manufacturing Systems, Konarskiego St. 18A, 44-100, Gliwice, Poland amarek.placzek@polsl.pl, Keywords: piezoelectricity, passive vibration damping, shunt circuits, dynamic flexibility Abstract.
MFC transducer is consists of rectangular piezo ceramic rods sandwiched between layers of adhesive, electrodes and polyimide film.
References [1] Seeley Ch., Delgado E., Bellamay D., Kunzmann J., Miniature piezo composite bimorph actuator for elevated temperature operation, Proceedings of ASME 2007 International Mechanical Engineering Congress & Exposition (2007), Seattle, Washington, USA, 405
[9] Dzitkowski T., Dymarek A., Active synthesis of machine drive systems using a comparative method, Journal of Vibroengineering. 14/2 (2012) 528
W., von Flotow A., Damping of structural vibrations with piezoelectric materials and passive electric networks, Journal of Sound and Vibration, 146(2) (1991), 243

Comparative Study of Adhesive Wear for CoCr, TiC-NiMo, WC-Co as Potential FSW Tool Materials Mart Kolnesa, Jakob Kübarseppb, Fjodor Sergejevc and Märt Kolnesd * Department of Mechanical and Industrial Engineering, Tallinn University of Technology, Ehitajate tee 5, 19086 Tallinn, Estonia amart.kolnes@ttu.ee, bjakob.kubarsepp@ttu.ee, cfjodor.sergejev@ttu.ee, dmart.kolnes1@ttu.ee Keywords: friction stir welding; cermet; hardmetal; adhesive wear.
Experimental Details For adhesive wear testing, the following materials were used: ceramic-metal composites WC-Co, TiC-NiMo and alloy CoCr.
Withers, Friction stir welding of aluminium alloys, International Materials Reviews. 54 (2009) 49-93
Mab, Friction stir welding and processing, Materials Science and Engineering. 50 (2005) 1-78
Kwon, WC/Co tool wear in dry turning of commercially pure aluminium, Journal of Manufacturing Science and Engineering. 136 (2014) 1-7