نتایج جستجو برای: pressing forming

تعداد نتایج: 127331  

2016
Xun He Defu Wang Yanling Zhang Yong Tang

To improve the bonding strength between adhesive and enhance the performance of composite board made from corn stalk rinds, a method for preparing three-layer composite boards was proposed. Accordingly, corn stalk rinds with the epidermis removed, were used as the core layer, while crushed aggregates from the epidermis were used as the surface layer of the composite board. Single-factor and ort...

Journal: :Journal of the Ceramic Association, Japan 1972

Journal: :Journal of the Royal Society of Medicine 2000

ژورنال: گلجام 2009
بصام, سیدجلال الدین, حسینی هاشمی , شاهرخ, شیخ‌زاده نجار , سعید, مجابی, سید علی,

To study the way of folding handmade carpets, the selected sample has been put under pressure of 50g/cm2 weight at three different states. The pressure has increased uniformly and continuously at 100,200, 500, 1000 and 1500 g/cm2. The thickness of the carpet has been recorded continuously during the measurement of the thickness of the carpet sample. The pressing parameters of the carpet have be...

Journal: :international journal of advanced design and manufacturing technology 0
v. tavakoli university of tehran, iran ghader faraji university of tehran m. afrasiab university of tehran, iran m. m. mashhadi university of tehran, iran

severe plastic deformation (spd) methods were developed for producing of metals and alloys with ultrafine grained (ufg) microstructures having high strength. parallel tabular channel angular pressing (ptcap) as a noble severe plastic deformation (spd) method was used to produce ultrafine grained (ufg) and nanostructured cu-30%zn tubes. in this paper, the effect of ptcap process temperature on t...

Journal: :SN computer science 2022

Abstract Vacuum-forming is a common manufacturing technique for constructing thin plastic shell products by pressing heated sheets onto mold using atmospheric pressure. ubiquitous in packaging and casing the industry, spanning fast moving consumer goods to connected devices. Integrating advanced functionality, which may include sensing, computation communication, within structures desirable var...

Equal channel multi angular pressing (ECMAP) process is the efficient method to enhance the productivity of ultra-fine grained (UFG) materials, by increasing process continuity and as a result decreasing process required time. Comparing repetitive ECAP method, in the same period, the number of passes can be done by ECMAP. In this article, ECMAP of AL strips in two typical annealed and as receiv...

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