نتایج جستجو برای: waste tyre rubber
تعداد نتایج: 99225 فیلتر نتایج به سال:
Recycling waste tire rubber by incorporating it into concrete has become the preferred solution to dispose of waste tires. In this study, the effect of the volume content of crumb rubber and pretreatment methods on the performances of concrete was evaluated. Firstly, the fine aggregate and mixture were partly replaced by crumb rubber to produce crumb rubber concrete. Secondly, the mechanical an...
As the number of discarded tyres continues to increase, causing serious environmental problems, need recycling waste tyre rubber become extremely urgent in worldwide. Today, there is an increasing focus on recyclable materials. The reuse concrete contributes sustainable development. In past 10 years, numerous experiments recovery from produce products have been conducted. this review, we conclu...
Waste tire rubbers are considered one of the environment pollutants. Increased production of these pollutants has led to more serious consideration of ways to reduce the harms caused by their accumulation in the environment. Therefore, the effects of incorporation of waste rubber crushed particles in two sizes of 1-2 and 3-5 mm and the amounts of 0, 5, 10 and 20 Mg ha-1 in a calcareous soil (0-...
Composite pins of rubber dust collected from tyre retreading centres of trucks, cars and buses etc.and epoxy with weight percentages of 10. 15, and 20 % of rubber (weight fractions of 9, 13 and 17 % respectively) have been prepared in house with the help of a split wooden mould. The pins were tested in a pin-on-disc wear monitor to determine the co-efficient of friction and weight losses with v...
The use of waste materials to make eco-friendly wood-polymer composites has been explored by many researchers for academic and industrial purposes due the low cost, biodegradability, availability wood flour. Polypropylene (PP)/ground tyre rubber (GTR)/wood flour (WF) were prepared using an internal batch mixer at a temperature 165 °C 8 min, samples injection-moulded 190 with pressure 6 MPa. des...
This paper describes the use of a radial basis function (RBF) neural network. It approximates the process parameters for the extrusion of a rubber profile used in tyre production. After introducing the problem, we describe the RBF net algorithm and the modeling of the industrial problem. The algorithm shows good results even using only a few training samples. It turns out that the „curse of dim...
Many patents have suggested that spinning the aircraft wheel before touchdown would lessen tyre wear as indicated by landing smoke and rubber deposites on the runway caused by skidding wheel at the point of impact. In this paper, the required torque to spin the aircraft wheel at approach speed has been calculated using ANSYS Workbench CFX, which is used to determine the wheel aerodynamic forces...
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