Due to their high hardness and wear resistance, Si3N4 based ceramics are one of the most suitable cutting tool materials for machining cast iron, nickel alloys and hardened steels. However, their high degree of brittleness ...

Due to their high hardness and wear resistance, Si3N4 based ceramics are one of the most suitable cutting tool materials for machining cast iron, nickel alloys and hardened steels. However, their high degree of brittleness ...

The development of manufacturing processes advances in productivity and cost reduction. Industry 4.0 increasingly allows production to be automated, eliminating production errors and allowing the manufacture of mechanical ...

Nickel alloys such as Inconel 718 have been widely used in the aerospace, oil and gas, and chemical industries, since they have excellent properties that combine high creep resistance and high mechanical strength, fatigue ...

To reduce the use of cutting fluids in machining operations is a goal that has been searched in the industry due to environmental and human health problems that the cutting fluids cause. However, cutting fluids still promote ...

The nickel superalloy VAT 32 was developed as substitute of UNS N07751 alloy in manufacturing of automotive internal combustion valves of high performance. The formation of niobium carbides gives to VAT 32 superalloy a ...

Erva-mate (Ilex paraguariensis) has an economical and environmental importance to the southern area of Brazil. However, there is no enough technologies of vegetative propagation, which are important to improve yield and ...

This study was conducted at UNESP of Single Island-Sao Paulo (Brazil), in a greenhouse under controlled conditions. The aim was to study the induction of rooting pinhao-manso Jatropha curcas L. by applying different ...

Noncontact anterior cruciate ligament ruptures generally occur during unanticipated sidestep cutting maneuvers when athletes have their visual attention focused on the opponent. The authors investigated the influence of ...