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Upcycling spongy plastic foam from shoes, mattresses and insulation（图）
Upcycling spongy plastic foam shoes mattresse insulation
2020/5/5
Researchers have developed a new method for upcycling polyurethane foam, the spongy material found in mattresses, insulation, furniture cushions and shoes.The process, developed by researchers at ...
Plastics are a miracle of modern science and are now fundamental to our everyday lives. Of course, they are also a constant reminder of our throwaway society. With support from the National Science Fo...
Reinforcement of Plastic Waste with Treated Natural Fibers
Polymers-Matrix Composites (PMCs) Recycled Polymer Natural Fibers Fiber Reinforced Plastic
2012/3/28
Plastic wastes are a major environmental concern that needs to be dealt with to minimize the amount of municipal solid waste and depletion of natural resources thus enhancing the sustainability concep...
On the critical nature of plastic flow: one and two dimensional models
plasticity dislocations self-organized criticality Frenkel-Kontorova model statistics of avalanches intermittency
2012/2/21
Steady state plastic flows have been compared to developed turbulence because the two phenomena share the inherent complexity of particle trajectories, the scale free spatial patterns and the power la...
A plastic indentation model for sandwich beams with metallic foam cores
Indentation Sandwich beam Metallic foam
2010/8/2
Light weight high performance sandwich composite structures have been used extensively in various load bearing applications. Experiments have shown that the indentation significantly reduces the load ...
A method for setting variables in Super Plastic Forming process
method setting variables Super Plastic Forming process
2010/2/12
Superplastic forming or SPF is a technique of presswork high temperature of metal sheets that falls in hot blow forming processes. The elongation obtained with this technology exceeds 100% and limits ...
Purpose: The purpose of this paper was to present the results of a special abrasion test of poly(vinyl chloride) and polypropylene filled with calcium carbonate pipes. Abrasion test’s results for pipe...
FEM applications to model friction processes in plastic strain conditions
Analysis and modelling CAD/CAM Process Systems Design FEM analysis Tribo-meter
2010/2/2
One of the basic problems in different aspects of movement is the determination of frictional resistance occurring in the analyzed friction node. Plastic working processes are also included in such ge...
The influence of initial plastic deformation on microstructure and hot plasticity of α+β titanium alloys
Titanium alloys Thermomechanical process Hot deformation Heat treatment β-solution
2010/2/2
Two phase titanium alloys most often are hot deformed, mainly by open die or die forging. Achievement of desired mechanical properties is related to development of proper microstructure in plastic wor...
The analysis of the electrode potential shift in the examination of plastic-covered metal fatigue strength
Electrical properties Fatigue strength Adhesion Electrode potential
2010/1/1
Recently, a tremendous development in material engineering has taken place. It is mainly connected to military technology. Particularly, it is true in relation to construction of mine and fragmentatio...
The influence of the temperature of plastic deformation on the structure and mechanical properties of copper alloys CuCo2Be and CuCo1Ni1Be
Metallic alloys Copper alloy Plastic instability Portevin–Le Chatelier effect
2009/12/3
Purpose: The aim of the paper is to determine the influence of temperature of plastic deformation on the structure and mechanical properties of copper alloy of the CuCo2Be and CuCo1Ni1Be during a tens...
Influence of severe plastic deformation by the ECAP method on structure and properties of the P2-04BCh steel
Nanomaterials Low-carbon steel ECAE deformation
2009/12/3
Purpose: Maim aim of this paper is to describe the plastic deformation executed by ECAE of low carbon steel. The ECAE method lead to significant improvement of strength of investigated material.
Desi...
Purpose: of this paper is to present the results of research programme on improve polymer materials properties by irradiation. This method can be helpful in improving some of mechanical properties and...
Influence of plastic deformation on structure and mechanical properties of stainless steel type X5CrNi18-10
Metallic alloys Austenitic stainless chromium-nickel steel Plastic deformation
2009/12/2
Purpose: The paper analyzes the influence of the degree of cold deformation on the structure and mechanical
properties of austenitic stainless steel X5CrNi18-10.
Design/methodology/approach: The ...
Using severe plastic deformation to prepare of ultra fine - grained materials by ECAP method
Severe plastic deformation Die geometry Microstructures analyse
2009/12/1
Purpose: The purpose of the paper is to design a tool and propose a procedure for verification of development
of structure at equal channel angular pressing. The goal is to obtain after extrusion th...