Additive manufacturing of silicon nitride ceramics: A review …
Silicon nitride (Si 3 N 4) ceramic has been widely applied in various engineering fields.The emergence of additive manufacturing (AM) technologies provides an innovative approach for the fabrication of complex-shaped Si 3 N 4 ceramic components. This article systematically reviews the advances of the AM of Si 3 N 4 ceramic in recent …
#8 Aerospace Manufacturing and Design's Best of 2021: Grinding advances
#8 Aerospace Manufacturing and Design's Best of 2021: Grinding advances. ... Aerospace parts manufacturers face numerous machining and finishing challenges, one being the introduction of new alloyed materials. To increase fuel efficiency and produce lighter planes, incorporating materials that are lighter, stronger, and can …
Additive manufacturing of metal-bonded grinding …
The sum of the pore area is set in relation to the overall area of the cross section to determine the relative density. Based on the results described in Sect. 3.1, the test specimens for scratch tests are built with powder #2 and diamonds. The dimensions of the cuboid specimens are 4.95 mm × 4.95 mm × 3 mm.
Additive manufacturing by digital light processing: a review
Additive manufacturing is a layer-by-layer strategy enabling the advanced design and fabrication of complex 3D objects and structures, overcoming geometry limitations and reducing waste production compared to conventional technologies. Among various additive manufacturing technologies, digital light processing (DLP), is an additive …
Development of an additive and subtractive hybrid manufacturing …
Over the last 30 years, additive manufacturing (AM) ... The generalized strategy for manufacturing the accurate geometry for a planar surface feature in one attempt via an additive and subtractive hybrid machine tool has been studied and established in this paper. ... Mudge RPWNR (2007) Laser engineered net shaping …
Current advances in additive manufacturing
Introduction Additive manufacturing, also called 3D , has been around for more than 30 years and has gained public and commercial interest because …
Current advances and future perspectives of additive manufacturing …
Three-dimensional (3D) , also known as additive manufacturing (AM), is an advanced technology based on a computer-aided design (CAD) model, which features a free interface and layer-by-layer manufacturing procedures. 1 Owing to the convenience of preparing complex and customizable shapes, 3D exhibits unique …
Micro-metal additive manufacturing – state-of-art and …
Additive manufacturing (AM) is a technology first developed in the late 1980s [1, 2], which builds 3D objects using a layer-by-layer deposition of raw material using a heat source.AM, also known as 3D , has been a rapid emerging technology due its ability for mass customization [], weight savings [], and cost-effectiveness for low …
Additive manufacturing, explained | MIT Sloan
Dec 7, 2017. Why It Matters. Additive manufacturing is still an emerging technology, but taking advantage of its particular use cases, businesses can use it to slash costs and …
The mainstreaming of additive manufacturing
The heist at the center of the 2018 ensemble comedy movie Ocean's 8 required the protagonists to switch valuable jewels for 3-D-printed copies. "Replicators," which generate food or tools from basic raw materials, have been a staple of science fiction in film and TV for generations. Yet while Hollywood has been quick to seize on the ...
Polymers | Free Full-Text | Advances in Additive Manufacturing …
Technological advances and the development of new and advanced materials allow the transition from three-dimensional (3D) to the innovation of four-dimensional (4D) . 3D is the process of precisely creating objects with complex shapes by depositing superimposed layers of material. Current 3D …
Additive manufacturing of silicon nitride ceramics: A review …
This article systematically reviews the advances of the additive manufacturing of Si3N4 ceramic in recent years, and forecasts the potential perspectives in this field.
Progress in grinding performance by additive manufacturing …
Abstract. Among the most promising features of additive manufacturing are tool or form-free manufacturing and the ability to create intricate geometries that are …
Additive manufacturing of metal-bonded grinding …
In recent years, porous metal-bonded grinding wheels ... The International Journal of Advanced Manufacturing Technology(2020) 107:2387 2395 ... manufacturing of the grinding layer via additive ...
A review on the production of grinding tools through …
Additive manufacturing (AM) processes have emerged as alternatives for the production of grinding tools. This article addresses a comprehensive overview on …
A Review of Post-Processing Technologies in Additive Manufacturing …
Additive manufacturing (AM) technology has rapidly evolved with research advances related to AM processes, materials, and designs. The advantages of AM over conventional techniques include an augmented capability to produce parts with complex geometries, operational flexibility, and reduced production time. However, AM processes …
Additive manufacturing, explained | MIT Sloan
Additive manufacturing is the process of creating an object by building it one layer at a time. It is the opposite of subtractive manufacturing, in which an object is created by cutting away at a solid block of material until the final product is complete. Technically, additive manufacturing can refer to any process where a product is …
Conventional versus additive manufacturing in the …
The values are shown as a function of the volume proportion of alumina (0 % ZrO 2) and zirconia (100 % ZrO 2) in the mixture, regardless of the manufacturing technique and other processing conditions (e.g. amount of stabilizing agent in zirconia, raw particle size, sintering temperature and time). From a general perspective, and …
Grinding advances
Grinding advances. Improvements in technology now make grinding an option for finishing exotic materials and 3D-printed parts. Aerospace parts manufacturers face numerous machining and finishing challenges, one being the introduction of new alloyed materials. To increase fuel efficiency and produce lighter planes, incorporating materials …
Advances in Additive Manufacturing
A mobile foundry system, comprising three containers, was designed for rapid part manufacturing in field conditions. This system included casting facilities and inspection equipment, with simulations in ANSYS ensuring safety. A list of necessary microgrid systems and instruments for the foundry was compiled with supplier details.
A review on the production of grinding tools through additive
Additive manufacturing (AM) processes have emerged as alternatives for the production of grinding tools. This article addresses a comprehensive overview on the historical-scientific evolution of the AM production of grinding/abrasive tools and provides future trends in the field.
Progress and challenges towards additive …
by using different additive manufacturing technologies. However, unfortunately, the additive manufacturing of SiC ceramic has been merely reported till now. In the past decade, the additive manufacturing of SiC ceramic has draw great attentions and subjected to intensive research. Figure 3 shows the number of published
One Hundred Years of Grinding Advances | Modern Machine …
Laser powder bed fusion is the most widely used additive manufacturing method for metal part production, and electron beam melting is a closely related …
Recent advances in additive manufacturing of
Recent advances in additive manufacturing of engineering thermoplastics: challenges and opportunities M. Picard, A. K. Mohanty and M. Misra, RSC Adv., 2020, 10, 36058 DOI: 10.1039/D0RA04857G . This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.
Effect of additive particles on the performance of
Based on the experimentally determined critical UV exposure energy and penetration depth, UV-cured resins with and without additive particles were used to fabricate grinding wheels using additive manufacturing technology. Grinding experiment demonstrated the performance of UV resinoid grinding wheels was …
Additive manufacturing of metal-bonded grinding tools
One approach to generate pores in metal bonds is the manufacturing of the grinding layer via additive manufacturing techniques. Laser powder bed fusion …
Additive Design Offers New Opportunities in Grinding
Published 9/10/2018. Additive Design Offers New Opportunities in Grinding. Swiss grinding machine manufacturer Studer leverages additive manufacturing technology …
A Review of Advances in Cold Spray Additive …
Cold Spray Additive Manufacturing (CSAM) produces freeform parts by accelerating powder particles at supersonic speed which, impacting against a substrate material, trigger a process to consolidate …
Micro-fabrication of ceramics: Additive manufacturing …
Ceramic materials are increasingly used in micro-electro-mechanical systems (MEMS) as they offer many advantages such as high-temperature resistance, high wear resistance, low density, and favourable mechanical and chemical properties at elevated temperature. However, with the emerging of additive manufacturing, the use …
Digital light processing-based additive manufacturing of
In this study, an additive manufacturing process based on digital light processing was employed for a quick, flexible, and economical fabrication of resin bonded SiC grinding tools. The grinding wheel has been fabricated using laboratory manufacturing processes that utilize ultraviolet-curable resins and conventional …