Tecnologia em Metalurgia, Materiais e Mineração
https://tecnologiammm.com.br/journal/tmm/ed/5fc10c180e8825b643f5cc94
Archive
Volume 17, Issue 4, 2020
17(4), 2020
Original Article
https://doi.org/10.4322/2176-1523.20202119 Tecnol. Metal. Mater. Min., vol.17 n4, e2119, 2020 Tribological evaluation of duplex treatment of plasma nitriding/ oxidation applied to injection mold extraction system
Tiago Marcelo Reis, Aline Luísa Bandeira Dotta, Maria Cristina Moré Farias, Alexandre Luís Gasparin Injection mold; Plasma nitriding; Post-oxidation; Tribology
Original Article
https://doi.org/10.4322/2176-1523.20202009 Tecnol. Metal. Mater. Min., vol.17 n4, e2009, 2020 Applying multivariate experimental design to copper leaching from printed circuit boards
Rodrigo Ferreira Gomes, Matheus Mello Pereira, Versiane Albis Leão Printed Circuit Boards (PCB); Recycling; Hydrometallurgy; Design of experiments; Metals.
Original Article
https://doi.org/10.4322/2176-1523.20202094 Tecnol. Metal. Mater. Min., vol.17 n4, e2094, 2020 Analysis of mechanical behavior of AA7004 and AA7075 alloys thixoforging in an eccentric press
Luis Vanderlei Torres, Eugênio José Zoqui Semisolid material; Thixoforging; Mechanical behavior; AA7004; AA7075.
Original Article
https://doi.org/10.4322/2176-1523.20202026 Tecnol. Metal. Mater. Min., vol.17 n4, e2026, 2020 Technological characterization of automotive catalysts disabled for Pt, Pd, and Rh recovery
Renan Teixeira Baia, Kleber Bittencourt Oliveira, Emanuel Negrão Macêdo, Jéssica Alves da Silva Automotive catalysts; Characterization; Cordierite; Platinum group.
Original Article
https://doi.org/10.4322/2176-1523.20202018 Tecnol. Metal. Mater. Min., vol.17 n4, e2018, 2020 Evaluation of chemical compatibility of epoxy LY 1316 with refrigerant R410A
Petrius Paulo Tambosi, Fernando Humel Lafratta, João Guilherme Wagner Chemical compatibility; Air conditioning; Thermoset.
Original Article
https://doi.org/10.4322/2176-1523.20201975 Tecnol. Metal. Mater. Min., vol.17 n4, e1975, 2020 Determination of partition blocks in rock masses through descontinuity plans with use of UAV
Alfredo César Vale de Araújo, Silas Leonardo Dias Vasconcelos, Jorge Luiz Valença Mariz, Júlio Cesar de Souza, Márcio Luiz de Siqueira Campos Barros Partition blocks; Discontinuities; UAV; Scan face
Original Article
https://doi.org/10.4322/2176-1523.20202033 Tecnol. Metal. Mater. Min., vol.17 n4, e2033, 2020 Material selection of walking stick tips for visually impaired people using TOPSIS method
Cláudia Canto de Souza Leão, Alessandro de Castro Corrêa, Jean da Silva Rodrigues, Elza Monteiro Leão Filha Walking stick tips; Composites; TOPSIS.
Original Article
https://doi.org/10.4322/2176-1523.20202198 Tecnol. Metal. Mater. Min., vol.17 n4, e2198, 2020 The effects of auto-tempering martensite on mechanical strength of a microalloyed steel containing boron and titanium
Wagner Monteiro de Souza, André Itman Filho, Rosana Vilarim da Silva, João Batista Ribeiro Martins, Luciana Xavier da Cruz Lima Boron steels; Titanium nitride; Auto-tempering martensite; Hardenability.
Original Article
https://doi.org/10.4322/2176-1523.20201963 Tecnol. Metal. Mater. Min., vol.17 n4, e1963, 2020 Analysis of the effects of alumina (Al2 O3 ) addition in micrastructure and hardness in Zamac 5 by gravity
Felipe Baptista Dieter, Leonardo Felix Scheffel, Fernando Dal Pont Morisso, Carlos Leonardo Pandolfo Carone, Sandra Raquel Kunst, Luciane Taís Führ, Mariane Fernandes, Luã Tainachi Mueller, Eduardo Luís Schneider, Felipe Dalla Vechia, Cláudia Trindade Oliveira Zamak; Casting; Aluminum oxide.
Original Article
https://doi.org/10.4322/2176-1523.20202217 Tecnol. Metal. Mater. Min., vol.17 n4, e2217, 2020 Effect of grain size on the drawability of the niobium-stabilized ferritic stainless steel ASTM 430
Caio César Caldeira Moura, Reginaldo Pinto Barbosa, Tarcísio Reis de Oliveira Anisotropy; Texture; Grain size; Deep drawability.
Original Article
https://doi.org/10.4322/2176-1523.20202144 Tecnol. Metal. Mater. Min., vol.17 n4, e2144, 2020 Evaluation of the fine steel sludge as additive in concrete manufacturing
Gilson de Souza Santos, Aline Pereira Leite Nunes, Wanyr Romero Ferreira Waste; Sustainability; Steelworks slag; Concrete.
Original Article
https://doi.org/10.4322/2176-1523.20202214 Tecnol. Metal. Mater. Min., vol.17 n4, e2214, 2020 Geometallurgy study of the Catalão I Nelsonite bodies aiming to increase the niobium production
Leonardo Vasconcellos Rangel, Douglas Batista Mazzinghy, Gilberto Rodrigues da Silva, Felipe Seguin, Michelle Fernanda De Lira Teixeira, Sebastião Ubaldino Ferreira Junior, Caio Henrique Ribeiro Vieira, Wanderson Ferreira Borges Junior, Vinicius Campos Silva, Gabriel Rocha Dimitrov Geometallurgy; Mineralogy; Recovery; Tailings; Niobium; Pyrochlore.
Original Article
https://doi.org/10.4322/2176-1523.20202065 Tecnol. Metal. Mater. Min., vol.17 n4, e2065, 2020 Polyurethane microcomposites containing wet blue residue from the leather industry by in situ polymerization
Dandara Dessimon, Leonardo Chiká, Leonardo Moreira dos Santos, Sandra Einloft, Fernando Morisso, Claudia Trindade Oliveira, Leonardo Felix Scheffels, Sandra Raquel Kunst, Patrice Monteiro de Aquim, Carlos Leonardo Pandolfo Carone Microcomposite; Polyurethane; In situ polymerization; Wet blue residue.
Original Article
https://doi.org/10.4322/2176-1523.20201999 Tecnol. Metal. Mater. Min., vol.17 n4, e1999, 2020 Application of the method of mechanics energy conservation and of the quantity for ornamental stone exploitation with level of plan reference
Alfredo César Vale de Araújo, Rafael Franco e Silva, Gustavo do Prado Siqueira, Marcio Luiz Siqueira Campos Barros Natural Rock; Energy; Quantity of Movement.
Original Article
https://doi.org/10.4322/2176-1523.20201864 Tecnol. Metal. Mater. Min., vol.17 n4, e1864, 2020 Evaluation of the efficiency of conductor coverings for electrostatical shielding and dissipation of static charge in an insulating polymer
Alexandros Leonidas Aravanis, Carolina Delwing, Alvaro Meneguzzi Polyaniline; Static charge; Conductive polymer; Coatings; Antistatic.
Original Article
Tecnol. Metal. Mater. Min.