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Now showing items 181-190 of 270
Características e mecanismos de desgaste dos refratários MgO-C usados na linha de escória de panelas de aço
(Universidade Federal de São Carlos, 2013-08-02)
Steel ladles are special vessels used for liquid steel transportation from the primary refining stage up to its solidification one at the casting shop. The MgO-C bricks have been used for lining this equipment due to its ...
Desenvolvimento de borracha termoplástica por vulcanização dinâmica. TPV-(NBR+PP)
(Universidade Federal de São Carlos, 2012-09-14)
The union of technology of thermoplastic and rubber has contributed to the development of thermoplastic elastomers (TPE), which was evidenced through the study of patents in TPE in the last 20 years, where Japan and the ...
A cor de queima dos suportes de porcelanatos esmaltados
(Universidade Federal de São Carlos, 2012-09-10)
Brazil is a protagonist in the market of ceramic tiles. Porcelain stoneware is part of this supply chain with added value due to its excellent technical and aesthetic features, which higher acceptance in the market. Although ...
Refino de grão na transformação austenítica em aço rolamento previamente conformado a frio
(Universidade Federal de São Carlos, 2012-08-07)
In this work is presented the characteristics of the steel C80U Modified, usually applied for bearing components produced through cold forming, as evaluated the influence of prior cold work on the microstructure after heat ...
Estudo de blenda polimérica PET/PE aplicado na reciclagem de aparas de filmes multicamadas
(Universidade Federal de São Carlos, 2013-12-18)
The main objective of this work was to analyze the viability of the recycling of post-industrial packaging scraps, compounded by multilayer laminated films of PET-HDPE, for production of polymer blends with good ...
Influência da nanoargila (O-MMT) nas propriedades mecânicas de polipropileno reforçado com fibra de vidro
(Universidade Federal de São Carlos, 2014-07-01)
Hybrid filler reinforced thermoplastics composed with short glass fiber (GF) and different particulate fillers present special interest for engineering applications, as substantial reductions in mechanical anisotropy and ...
Caracterização da fabricação e uso de compósitos poliméricos contendo fibras naturais com ênfase no polipropileno/sisal a partir da análise de documentos de patentes
(Universidade Federal de São Carlos, 2012-01-24)
Natural fibers have became important as substitute for synthetic fiber reinforcement and filling in polymer composites, looking for better properties, lower cost and appeal of sustainability. To do so, there are challenges ...
Obtenção de estruturas de nanocompósitos poliméricos híbridos condutores
(Universidade Federal de São Carlos, 2013-03-28)
In this work, hybrid electrical conductive nanocomposites structures with potential to be applied in conductive and electrostatic dissipative devices were obtained. Such structures were produced by combining two types of ...
Caracterização microestrutural e mecânica da liga AA7050 reciclada por conformação por spray, extrusão e forjamento rotativo
(Universidade Federal de São Carlos, 2014-07-03)
The objective of this study was to evaluate the microstructure and the mechanical properties of hot extruded bars and cold rotary swaging wires of an AA7050 alloy. The ingot for the mechanical conformation operations was ...
Compreendendo a influência da titânia no processamento da alumina eletrofundida marrom e sua caracterização para aplicações abrasivas
(Universidade Federal de São Carlos, 2014-01-28)
Motivated by increased consumption of abrasive grains and the need of the abrasive market to develop roughing, polishing and increasiling efficient cutting tools, this work aimed to understand the influence of titania in ...