Tecnologia em Metalurgia, Materiais e Mineração
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Tecnologia em Metalurgia, Materiais e Mineração



Archive

Volume 16, Issue 3, 2019

16(3), 2019

Editorial

https://doi.org/10.4322/2176-1523.20191603
EDITORIAL André Luiz Vasconcellos da Costa e Silva Editorial

Original Article

https://doi.org/10.4322/2176-1523.20191482
STUDY OF DIFFERENTS CATALYSIS AT SYNTESIS OF POLYURETHANE TO FLEXIBLE FOAMS Amilton Barbosa Botelho Junior, André Albuquerque Vicente, Daniela Santos, Elton Nardoto, Flavia Gerjoi Bezerra, PU; Amines; Isocyanate.

Original Article
https://doi.org/10.4322/2176-1523.20191624
STUDY ON NUCLEATION AND GROWTH OF NODULAR GRAPHITE PARTICLES IN DUCTILE CAST IRON André de Albuquerque Vicente, Victor Bridi Telles, Amilton Barbosa Botelho Junior, Susana Marraccini Giampietri Lebrão, Denise Crocce Romano Espinosa, Jorge Alberto Soares Tenório Ductile cast iron; Heterogeneous solidification; Nucleation.

Original Article
https://doi.org/10.4322/2176-1523.20191627
EFFECT OF HEATING TEMPERATURE ON FE-AL-SI DIFUSION IN AL-SI COATING DURING THE AUSTENITIZATION STAGE IN A HOT PRINTING PROCESS Fabrício Moreira Cerqueira, Carlos Augusto de Oliveira, Bruno Neto, Laura Ribeiro Martins Al-Si coating; Phase transformation; Fe-Al-Si diffusion.

Original Article
https://doi.org/10.4322/2176-1523.20191697
INFLUENCE OF CHEMICAL COMPOSITION, POROSITY AND AGING IN THE MECHANICAL PROPERTIES OF AL-SI-MG ALLOYS Albino Moura Guterres, Claudio André Lopes de Oliveira, Carlos Alexandre dos Santos Al-Si-Mg alloys; Precipitation hardening; Porosity; Mechanical properties.

Original Article
https://doi.org/10.4322/2176-1523.20191714
COMPARATIVE ANALYSIS OF INDUSTRIAL HOT ROLLING LOADS AND THOSE OBTAINED THROUGH MATHEMATICAL MODELING Evaldo Diniz Dias, Jose Adilson de Castro, Fabio de Oliveira Araújo, Carlos Roberto Xavier, Alexandre Pimentel Sampaio Hot rolling; Loads; Mathematical modeling

Original Article
https://doi.org/10.4322/2176-1523.20191727
EFFECT OF THE ADDITION OF RARE EARTHS IN CONJUNCTION WITH THE NODULARIZING AGENT FESIMG IN THE MICROSTRUCTURE AND MECHANICAL PROPERTIES OF THE DUCTILE CAST IRON J434 D4512 Lucas Cunha, Célia de Fraga Malfatti Ductile cast iron; Alloy FeSiMg type 4; J434 D4512; Rare earths.

Original Article
https://doi.org/10.4322/2176-1523.20191775
EVALUATION OF THE PRESENCE OF SOLUTE IN ALUMINIUM FOIL Leandro de Almeida, Gustavo Tressia Aluminium foil; Iron; Silicon; Manganese.

Original Article
https://doi.org/10.4322/2176-1523.20191781
EXPERIMENTAL CHARACTERIZATION OF 22MNB5 STEEL IN THE HOT STAMPING OF AXIAL PART Luana De Lucca de Costa, Alberto Moreira Guerreiro Brito, André Rosiak, Lirio Schaeffer Hot stamping; 22MnB5; Axial geometry

Original Article
https://doi.org/10.4322/2176-1523.20191782
THERMODYNAMIC STUDY OF COPPER RECOVERY USING CHELATING RESIN FOR DIFFERENTS IRON OXYDATION STATES Amilton Barbosa Botelho Junior, Jorge Alberto Soares Tenório Fe(III); Fe(II); Iminodiacetate resin.

Original Article
https://doi.org/10.4322/2176-1523.20191785
CHARACTERIZATION OF SERPENTINITE BEFORE AND AFTER CALCINATIONAT 1200ºC Leandro Ferreira, Paulo Roberto Gomes Brandão, Ottavio Raul Domenico Riberti Carmignano Microstructure; Mineralogical characterization; Serpentinite; Calcination.

Original Article
https://doi.org/10.4322/2176-1523.20191791
SCENARIO ANALYSIS FOR THE IMPLANTATION OF A CIVIL CONSTRUCTION WASTE RECYCLING COMPANY IN THE AMAZON REGION Léo Daiki Shinomiya, Eduardo Junca, Felipe Fardin Grillo, Jefferson de Oliveira Gomes, Joner Oliveira Alves Recycling; Waste construction; SMART; Scenario analysis.

Original Article
https://doi.org/10.4322/2176-1523.20191795
EVALUATION OF BUBBLE SIZE IN A FLOTATION COLUMN BY IMAGE ANALYSIS USING THE SOFTWARES IMAGEJ AND APBS Renata Nigri de Almeida, Estevão Gomes da Cruz Barreto, Hudson Jean Bianquini Couto, Column flotation; Bubble size; Image analysis.

Original Article
https://doi.org/10.4322/2176-1523.20191798
SELECTIVE SEPARATION OF COPPER FROM NICKEL LATERITE LEACH BY PRECIPITATION USING SODIUM DITHIONITE Iara Alves Anes, Amilton Barbosa Botelho Junior, Denise Crocce Romano Espinosa, Jorge Alberto Soares Tenório Nickel laterite; Chemical reduction; Hydrometallurgy

Original Article
https://doi.org/10.4322/2176-1523.20191830
CLUSTER ANALYSIS APPLIED TO RECOGNITION OF DIFFERENT TYPES OF FRIABLE SILICEOUS ITABIRITES FROM BRUCUTU MINE Gizele Maria Campos Gonçalves, Geriane Macedo Rocha, Paula Bernardes Barreto, Tiago Martins Pereira, Rosa Malena Fernandes Lima Iron ore; Cluster analysis; K-means.

Original Article
https://doi.org/10.4322/2176-1523.20191858
RECYCLING OF TIRE RUBBER IN ELECTRIC ARC FURNACE Douglas Ferreira Ambrosio, Flavio Beneduce Coke injection; Wasted rubber tires; Electric arc furnace; Alternative fuels.

Original Article
https://doi.org/10.4322/2176-1523.20191901
COMPARATIVE EVALUATION OF EXTRACTION METHOD FOR HIGH AND ULTRA-HIGH BENCHES, IN THE STATE OF ESPÍRITO SANTO. Rafael Franco e Silva, Rodrigo Carneiro Novaes, Heitor Passamani Fazôlo, Jodan Silva Volpasso, Gleicon Roberto de Sousa Maior Ultra high benches; Granite extraction; Productivity; Wolf mouth.

Original Article
https://doi.org/10.4322/2176-1523.20191902
MECHANICAL AND METALLURGICAL CHARACTERIZATION OF AA7004 AND AA7075 THIXOFORMING ALLOYS Luis Vanderlei Torres, Eugênio José Zoqui Thixoforming; Solubilization and aging; AA7004; AA7075.

Original Article
https://doi.org/10.4322/2176-1523.20191710
FERRONIOBIUM ALLOY FINES AGGLOMERATION THROUGH BRIQUETTING André Carlos Silva, Mariana Rezende de Barros, Kléber Silva Macedo, Elenice Maria Schons Silva Ferroniobium; Fines; Briquetting; Agglomeration.

Original Article
https://doi.org/10.4322/2176-1523.20191800
ECONOMIC VIABILITY OF A MINERAL WATER INDUSTRY: A RISK ANALYSIS STUDY Artur Angelo Alcântara de Assis, Carlos Otávio Petter, Júlio César de Souza Risk analysis; Mineral water; Sensitivity analysis; Economic viability.

Original Article
https://doi.org/10.4322/2176-1523.20191829
EVALUATION OF DIFFERENT HEPA FILTER MEDIA FOR REMOVING NICKEL OXIDE NANOPARTICLES FROM AIR FILTRATION Ana Cláudia Canalli Bortolassi, Vádila Giovana Guerra, Mônica Lopes Aguiar HEPA filter; Air filtration; Nanoparticles; Nickel oxide.

Original Article

Tecnol. Metal. Mater. Min.

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