Juhani Orkas

Professor at Aalto University School of Business

Schools

  • Aalto University School of Business

Links

Biography

Aalto University School of Business

Peer-reviewed scientific articles

Journal article-refereed, Original research

Elevated temperature thermal conductivities of some as-cast and austempered cast irons

Jalava, Kalle; Soivio, Kaisu; Laine, Jarkko; Orkas, Juhani
2017 in MATERIALS SCIENCE AND TECHNOLOGY (MANEY PUBLISHING)
ISSN: 0267-0836

Effect of annealing and metallurgical treatments on thermal conductivity of aluminium alloys

Rauta, Veijo; Cingi, Celal; Orkas, Juhani
2016 in INTERNATIONAL JOURNAL OF METALCASTING (American Foundry Society)
ISSN: 1939-5981

A genetic fuzzy based modeling of effective thermal conductivity for polymer composites

Nandi, Arup Kumar; Deb, Kalyanmoy; Datta, Shubhabrata; Orkas, Juhani
2013 in JOURNAL OF INTELLIGENT AND FUZZY SYSTEMS (IOS Press)
ISSN: 1064-1246

Effect of Heat Treatment on Thermal Conductivity of Aluminum Die Casting Alloys

Cingi, Celal; Rauta, Veijo; Suikkanen, Esa; Orkas, Juhani
2012 in ADVANCED MATERIALS RESEARCH (Trans Tech Publications)
ISSN: 1022-6680

Effective properties of particle reinforced polymeric mould material towards reducing cooling time in soft tooling process

Nandi, A. K.; Datta, S.; Orkus, J.
2012 in JOURNAL OF APPLIED POLYMER SCIENCE (Wiley-Blackwell)
ISSN: 0021-8995

Studies on effective thermal conductivity of particle-reinforced polymeric flexible mould material composites

Nandi, A.K.; Deb, K.; Datta, S.; Orkas, J.
2011 in PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART L: JOURNAL OF MATERIALS-DESIGN AND APPLICATIONS (SAGE Publications Ltd)
ISSN: 1464-4207

Experimental investigation on equivalent properties of particle reinforced silicone rubber Improvement of soft tooling process

Nandi, A. K.; Cingi, C.; Datta, S.; Orkus, J.
2011 in JOURNAL OF REINFORCED PLASTICS AND COMPOSITES (SAGE Publications Ltd)
ISSN: 0731-6844

Cast Bondong of Cast Irons to Ferritic Stainless Steel

Celal, Cingi; Rauta, Veijo; Niini, Eero; Orkas, Juhani
2010 in Materials Science Forum (Trans Tech Publications)
ISSN: 0255-5476

Studies on Equivalent Viscosity of Particle-Reinforced Flexible Mold Materials Used in Soft Tooling Process

Nandi, Arup Kumar; Vesterinen, Arja; Cingi, Celal; Seppala, Jukka; Orkas, Juhani
2010 in JOURNAL OF REINFORCED PLASTICS AND COMPOSITES (SAGE Publications Ltd)
ISSN: 0731-6844

Foamed Aluminum Parts by Investment Casting

Cingi, Celal; Niini, Eero; Orkas, Juhani
2009 in Colloids and Surfaces A: Physicochemical Engineering Aspects (SAGE Publications Ltd)

Morphological Investigation of Foamed Aluminium Parts Produced by Melt Gas Injection

Surace, R.; De Filippis, L.A.C.; Niini, Eero; Ludovico, A.D.; Orkas, Juhani
2009 in ADVANCES IN MATERIALS SCIENCE AND ENGINEERING (Hindawi Publishing Corporation)

Enchancing competitiveness of European SME iron foundries by full customer service concept fitting together local production and outsourcing

Nordlund, Harri; Saarelainen, Tanja; Piha, Olavi; Orkas, Juhani; Makkonen, Petri; Niini, Eero
2008 in Indian Foundry Journal (Hindawi Publishing Corporation)
ISSN: 0379-5446

Casting Users’ Perspectives on Foundries as Suppliers

Saarelainen, Tanja; Piha, Olavi; Makkonen, Petri; Orkas, Juhani
2008 in International Journal of Human and Social Sciences (Hindawi Publishing Corporation)
ISSN: 2010-4081

Issues in Procurement of Castings

Saarelainen, Tanja; Piha, Olavi; Orkas, Juhani; Makkonen, Petri
2008 in International Journal of Human and Social Sciences (Hindawi Publishing Corporation)
ISSN: 2010-4081

Role of oxygen in mould-metal reactions in investment casting of magnesium alloy AZ91E

Cingi, Celal; Väinölä, Jukka; Orkas, Juhani
2007 in Giessereiforschung (Hindawi Publishing Corporation)

Process control and data analyzing methods in automatic sand casting foundries

Rauta, Veijo; Orkas, Juhani
2007 in Giessereiforschung (Hindawi Publishing Corporation)

Mold-Metal Reactions in Investment Cast AZ91E Magnesium Alloy

Cingi, Celal; Väinölä, Jukka; Orkas, Juhani
2006 in Livarski Vestnik (Hindawi Publishing Corporation)

Mold-Metal Reactions in Investment Cast AZ91E Magnesium Alloy

Cingi, Celal; Väinölä, Jukka; Orkas, Juhani
2006 in Giessereiforschung (Hindawi Publishing Corporation)

Valimoalan tulevaisuuden haasteet

Orkas, Juhani
2002 in Vuorimies (Hindawi Publishing Corporation)

Remploi avantageux des sables excedentaires de fonderie dans le compostage

Orkas, Juhani
2002 in Fonderie (Hindawi Publishing Corporation)

CIATF:n 64:s maailmankonferenssi Pariisissa 10.-13.9.2000

Orkas, J.
2000 in Valimoviesti (Hindawi Publishing Corporation)

Opintopäivät 11.-12.2.1999 Harjavallassa

Orkas, J.
1999 in Valimoviesti (Hindawi Publishing Corporation)

GIPA 99: Kaavaus- ja keernanvalmistustekniikka, sideaineet, hiekanvalmistus ja elvytys

Orkas, J.
1999 in Valimoviesti (Hindawi Publishing Corporation)

Opintopäivät Tampereella 12.-13.2.1998

Orkas, J.
1998 in Valimoviesti (Hindawi Publishing Corporation)

Kotimaan toimikunnasta koulutustoimikunta

Orkas, J.
1998 in Valimoviesti (Hindawi Publishing Corporation)

Opintopäivät Valkeakoskella 6.-7.2.1997

Orkas, J.
1997 in Valimoviesti (Hindawi Publishing Corporation)

Casting 1997 - International ADI and Simulation Conference

Orkas, J.
1997 in Valimoviesti (Hindawi Publishing Corporation)

Valimoteollisuus kestävän kehityksen tiellä

Orkas, J.
1996 in Metallitekniikka (Hindawi Publishing Corporation)
ISSN: 1237-6663

Valimohiekkojen uusiokäyttö

Orkas, J.
1995 in Valimoviesti (Hindawi Publishing Corporation)

Valimovierailut Kiinassa syksyllä -95

Orkas, J.
1995 in Valimoviesti (Hindawi Publishing Corporation)

Valimoiden jätemaksut nousevat

Orkas, J.
1994 in Konepajamies (Hindawi Publishing Corporation)

Conference proceedings

Submersibles of casted maraging steel

Piha, Olavi; Saarelainen, Tanja; Orkas, Juhani
2016
ISBN: 9781510833128

30 years history of educating finnish casting users

Piha, O.; Saarelainen, T.; Orkas, J.
2014
ISBN: 9788461700875

How to Compete Against Global Foundry Competition

Orkas, Juhani; Piha, Olavi; Väinölä, Jukka; Savolainen, Pekka
2011
ISBN: 978-961-90130-6-9

Experimental Studies on Equivalent Thermal Properties of Particle-reinforced Flexible Mould Materials

Nandi, Arup Kumar; Cingi, Celal; Orkas, Juhani
2010

Agility in Volyme Changes as a Success Factor in the Future Global Foundry Industry

Piha, Olavi; Niini, Eero; Orkas, Juhani
2010

Early Supplier Involvement in Casting Industry

Eisto, Taneli; Orkas, Juhani; Nieminen, Marko
2009

Customer's perspectives of foundries as suppliers: how Finnish foundries remain competitive?

Saarelainen, Tanja; Piha, Olavi; Orkas, Juhani; Makkonen, Petri
2009

ERP IN FOUNDRIES - Towards Optimized Cast Production with Order-Driven DES

Kollanus, Janne; Nieminen, Marko; Orkas, Juhani
2008

Enchancing competitiveness of European SME iron foundries by full customer service concept fitting together local production and outsourcing

Nordlund, Harri; Saarelainen, Tanja; Piha, Olavi; Orkas, Juhani; Makkonen, Petri; Niini, Eero
2008

Finnish Foundry Industry and Challenges of Global Casting Markets.

Orkas, Juhani
2008
ISSN: 1318-9123

Valimot ylikuormitettuja, miksi?Tulevaisuuden näkymät.

Orkas, Juhani
2008

Casting User's Perspective on Foundries as Suppliers

Saarelainen, Tanja; Piha, Olavi; Orkas, Juhani; Makkonen, Petri
2008
ISSN: 1307-6884

Issues in Procurement of Castings

Saarelainen, Tanja; Piha, Olavi; Orkas, Juhani; Makkonen, Petri
2008
ISSN: 1307-6884

Current and future practices in Finnish foundry industry - questionary study

Saarelainen, Tanja; Piha, O.; Makkonen, Petri; Coatanéa, Eric; Orkas, Juhani
2007
ISSN: 1318-9123

Environmental management for ADI-production and foundry industry in Europe

Orkas, Juhani
2006

Mold-Metal Reactions in Investments Cast AZ91E Magnesium Alloy

Cingi, Celal; Orkas, Juhani; Vainola, J.
2005
ISSN: 1318-9123

Valutuotteen suunnitteluperusteet

Orkas, Juhani; Myllymäki, Jouni
2002

Utilization of foundry sands in earth constructions.Development of quality control system for foundry sands

Wahlström, Margareta; Laine-Ylijoki, Jutta; Orkas, Juhani
2002

Valmistusmenetelmän valinta

Orkas, Juhani; Mykrä, M.
2001

Beneficial re-use of foundry surplus sands in the composting process

Orkas, Juhani
2001

Metallisten protovalujen valmistus Suomessa

Orkas, Juhani; Renfors, T.
2001

Sustainable Castings Production in Finland

Orkas, J.
2000

Foundry Industry in Finland

Orkas, J.
2000

Environmental and Technical Requirements for Utilization of Surplus Foundry Sand

Orkas, J.
2000

Re-use of Foundry Sand in Scandinavia

Orkas, J.
2000

Fluid flow Analysis for Designing Cating of Aluminium Castings

Sirviö, M.; Väinölä, J.; Vartiainen, Mika; Vuorinen, J.; Orkas, Juhani; Devenyi, S.
2000

Furaani- vai esterikovetteinen fenolihartsihiekka, missä mennään tänään?

Orkas, J.
1999

Waste foundry sand in asphalt concrete

Vehmas, Mika; Valtonen, J.; Orkas, J.
1999

Valimoiden ylijäämähiekan hyötykäyttö- ja sijoituskelpoisuus

Orkas, J.
1998

Erittäin ohutseinämäisten kevytmetallikappaleiden prototyyppien valaminen

Orkas, J.
1996

Valimohiekkojen tehokas elvytys, hävitys kaatopaikoille vai uusiokäyttö - mikä ratkaisuksi tulevaisuudessa ?

Orkas, J.
1995

Publications intended for professional communities

Published development or research report

Käsiin kohdistuvan tärinän vaikutusten vähentäminen valimotyössä 2: Tärinäaltistuksen vähentäminen

Peräsaari, Tomi; Orkas, Juhani
2008

Kvartsipölysopimuksen ja REACH-asetuksen soveltaminen suomalaisessa valimoteollisuudessa

Westenius, Mikke; Orkas, Juhani
2008

Uuden tärinädirektiivin vaikutus valimotyöhön.(New vibration directive and its affect in foundry work)

Peräsaari, Tomi; Orkas, Juhani
2007

Alumiinisulan valukelpoisuuteen vaikuttavat tekijät

Eklund, Juhani; Orkas, Juhani
2001

Technical and environmental requirements for surplus foundry sand utilization

Orkas, Juhani
2001

Valimoiden ylijäämähiekan hyötykäyttö- ja sijoituskelpoisuus, osa 2

Orkas, Juhani; Nordlund, H.; Wahlström, Margareta; Laine-Ylijoki, J.
2001

Valaminen Valmistusmenetelmänä

Vuorinen, J.; Niini, E.; Orkas, Juhani; Hilpinen, J.; Tolvanen, A.
2000

Valimoiden suodatinpölyjen haitallisuus ja uusiokäyttömahdollisuudet

Meskanen, S.; Orkas, Juhani; Wahlström, M.; Laine-Ylijoki, J.
1999

Hiekkaprosesson ohjaus valimossa

Nordlund, H.; Orkas, J.
1999

Valimoiden ylijäämähiekan hyötykäyttö- ja sijoituskelpoisuus

Orkas, Juhani; Vehmas, M.; Wahlström, M.; Laine-Ylijoki, J.
1999

Painevalumuotin suunnittelu -seminaari, Otaniemi 20.-22.10.1998, Metalliseosten metallurgia painevalussa

Orkas, Juhani; Hertkorn, G.; Kashinen, J.
1998

Painevalumuotin suunnittelu -seminaari, Otaniemi 20.-22.10.1998 , painevalumuotin suunnittelu

Orkas, Juhani; Keil, E.; Karhinen, J.
1998

Painevalumuotin suunnittelu -seminaari, Otaniemi 20.-22.10.1998, Painevalumuotin valuteknologia

Orkas, Juhani; Keil, E.; Karhinen, J.
1998

Kemiallisesti kovettuvien hiekkojen on line -ohjaus

Nordlund, H.; Orkas, J.
1996

Valimomateriaalien uusiokäyttö

Orkas, J.
1996

2nd international adi seminar

Orkas, J.; Poranen, J.; Vuorinen, J.
1994

Valimohiekkojen elvytysmahdollisuudet Suomessa

Orkas, J.
1993

Text book or professional handbook or guidebook or dictionary

Sulatus- ja valutekniikka

Meskanen, Seija; Niini, Eero; Orkas, Juhani; Toivonen, Pentti; Myllymäki, Jouni
2003

Kertamuottitekniikat

Meskanen, Seija; Niini, Eero; Orkas, Juhani
2003

Valimotekniikan perusteet

Meskanen, Seija; Niini, Eero; Orkas, Juhani; Myllymäki, Jouni
2002

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