Plasma Nitriding in Brazil An Industrial Experience Carlos Eduardo Pinedo, PhD Heat Tech Technology for Heat Treatment and Surface Engineering Ltd. and HTS Technology for Coatings Ltd., Brazil pinedo@heattech.com.br www.heattech.com.br
Heat Tech - Plama Technologies Evolution 1996: Start operation Eltropuls Plasma Unit University MC. 1998: Heat Tech Ltd. starts operation insuzano/sp /SP. 2004: Transfer Eltropuls from UMCto Heat Tech. 2006: Installation of Rübig Plasma Unit. 2009: Joint-Venture between HTand Sputtek Inc. 2010: New Plant Mogi das Cruzes/SP. 2012: Start-up upofpvd CoatingShop.
1995: FAPESP(SP) (SP): Plasma Nitriding Joint Research with the University Nitretação sob Plasma de Anéis de Pistão para Motores de Combustão Interna 1996: ALFA Project CE CE: Surface Engineering. Brazil, Venezuela, England, Greece andspain 2005: FAPESP(SP) and CNPq(Brazil) (Brazil): Surface Engineering. Estudo dos Fenômenos de Superfície Associados a Filmes Tribológicos 2008: CNPq(Brazil) (Brazil): Surface Engineering. Estudo dos Fenômenos de Superfície Associados aos Filmes Tribológicos 2010: CNPq(Brazil) (Brazil): Surface Engineering. Melhoria De Propriedades De Superfície De Aços Inoxidáveis De Aços Inoxidáveis Utilizados Na Indústria De Exploração De Petróleo Por MeioDe Tratamentos Assistidos Por Plasma
MARKET ACTUATION Forging Dies Die Casting Plastic Molding Cutting HSS Tools StructuralSteels StainlessSteels
Bodicote - Brasimet Villares Metals Isoflama Nitrion In-house MAIN COMPETITORS
Plasma Nitriding Production in 2011 4,0 3,5 Production (tons) 3,0 2,5 2,0 1,5 1,0 Average: 2.7 tons 1 2 3 4 5 6 7 8 9 10 2011 -Month
ELTROPLUS PLASMA UNIT 420 x 850 mm
RÜBIG PLASMA UNIT 600x 600 mm
COMPONENTS AFTER NITRIDING Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience
PLASMA CHARGE FOR FORGING TOOLS FORGING TOOL AFTER PLASMA NITRIDING
PLASMA NITRIDING EXTRUSION DIES
PLASMA NITRIDING DIE CASTING Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience
PLASMA NITRIDING PLASTIC MOULD MAINTAINIG POLISHING & MIRROR EFFECT
PLASMA CHARGE FOR RESEARCH
METALLURGICAL LABORATORY
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Technical Bulletins
New Technology for CWTS AISI D6 Diffusion Zone HARDNESS HARDNESS Dureza DUREZA (HV0.025) (HV0,025) (HRC) 1400 65,0 1300 60,0 1200 1100 55,0 1000 50,0 900 800 45,0 700 40,0 600 35,0 500 400 30,0 61,0 59,7 NHT 0,00 0,05 0,10 0,15 BEFORE Antes AFTER Após 0,20 PROFUNDIDADE DEPTH (mm) (mm) Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience
New Technology for MSS AISI 420 900 1200 1000 800 600 400 200 0 TPRV PN 800 1100 700 1000 600 900 SURFACE Dureza Superficial HARDNESS HV0,05 (HV0.05) Taxa Corrosion de Corrosão Rate (10 (10-6 g/mm -6 2 ) 2 ) Hardness Dureza (HV0.025) HV0,025 TREATMENT Tratamento 500 800 400 700 600 300 500 200 400 100 NHT 0 0,05 0,1 0,15 0,2 0 Profundidade Depth (mm) (mm) Quenched Beneficiado & Tempered Plasma PN Nitrided AISI 420 - Condição de Tratamento Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience
New Technology for Duplex (PN + PVD) -AISI H13 250 0,06 Carga Critical Crítica Load, Lc Lc (kgf) (kgf) H/E 200 0,05 150 0,04 100 0,03 50 Lc1 Lc2 TiN Camada Nitretada 0,02 0 0 2 4 6 8 10 12 0 0,7 3 6 11 Tempo Nitriding de Nitretação Time (h) (h) Tempo Nitriding de Nitretação Time (h) (h) Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience
PVD Coatings Characteristics Tipo Espessura (µm) HV50 Coeficiente de Atrito Estabilidade Térmica (oc) o Cor do Revestimento TiN 2 a 5 2200 0,4 600 dourado CrN 2 a 10 1900 0,3-0,5 700 prata ZrN 2 a 5 2500 0,3-0,4 600 amarelo TiCN 2 a 5 2800 0,4 400 prateado TiAlN 2 a 5 3000 0,3-0,4 900 violeta-cinza HTS V-10 3 a 15 2500 0,1 600 amarelo Marca Registrada Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience
PVD -HTV-V10 V10 Performance KEIPER Brazil Ltd. Waiting for Use Produced Parts TiN
THANKS FOR YOUR ATTENTION Pinedo, C.E., Plasma Nitriding in Brazil An Industrial Experience