Results 41 to 50 of about 1,339 (303)

Effective Laboratory Method of Chromite Content Estimation in Reclaimed Sands

open access: yesArchives of Foundry Engineering, 2016
The paper presents an original method of measuring the actual chromite content in the circulating moulding sand of foundry. This type of material is applied for production of moulds. This is the case of foundry which most frequently perform heavy casting
Ignaszak Z., Prunier J-B.
doaj   +1 more source

3D Printing of Highly Dense and Translucent Zirconia Parts for Dental Applications: Effect of Filament Overlapping

open access: yesAdvanced Materials Technologies, EarlyView.
This study formulated a 5Y‐PSZ zirconia paste for extrusion‐based additive manufacturing via direct ink writing, producing dense ceramic structures for dental applications. A colloidal approach with 47 vol% nanometric powder and tailored additives optimized rheology and printability.
Juliana de Freitas Gouveia Silva   +5 more
wiley   +1 more source

The Influence of the Content of Furfuryl Alcohol Monomer on the Process of Moulding Sand's Thermal Destruction

open access: yesArchives of Metallurgy and Materials, 2014
The article discusses the issue of the influence of furfuryl alcohol content in resin binders on properties of moulding sand at elevated temperature.
Dobosz St. M.   +3 more
doaj   +1 more source

Vat Polymerization 3D Printing for Controlled Drug Release Applications

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Vat polymerization (VP) 3D printing, a light‐based additive manufacturing technique, has emerged as a promising technique for fabricating complex drug delivery systems with high precision and spatial resolution. This layer‐by‐layer manufacturing process enables the creation of intricate geometries and customizable architectures, which are ...
Hafiz Busari   +2 more
wiley   +1 more source

A new numerical simulation model for high pressure squeezing moulding [PDF]

open access: yesChina Foundry, 2011
High pressure squeeze is the most popular moulding process applied in modern moulding machines. Because of the unique characters of moulding sand and nonlinearity of squeezing process, the mechanical model is of key importance for computer simulation ...
Li Hua, Wu Junjiao, Huang Tianyou
doaj  

Comparison of the Emission of Aromatic Hydrocarbons from Moulding Sands with Furfural Resin with the Low Content of Furfuryl Alcohol and Different Activators

open access: yesArchives of Foundry Engineering, 2016
No-bake process refers to the use of chemical binders to bond the moulding sand. Sand is moved to the mould fill station in preparation for filling of the mould. A mixer is used to blend the sand with the chemical binder and activator.
Żymankowska-Kumon S.   +2 more
doaj   +1 more source

Anti‐Slip Material‐Based Strategies and Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights the principle mechanisms of slipping at the microscale, linking contact mechanics with a friction behavior model for surface interfaces. Main strategies to develop anti‐slip properties to the surfaces are discussed alongside standardized testing approaches.
Sogand Abbaspoor‐Zanjani   +3 more
wiley   +1 more source

BTEX EMISSIONS FROM BioCo2 BONDED MOULDING SANDS

open access: yesMetallurgy and Foundry Engineering, 2013
The aim of the research was to determine the volume of BTEX emission (benzene, toluene, ethylbenzene and xylenes) from BioCo2 bonded moulding sands. BioCo2, a new polymer binder, is a water solution of two - component polymer composition (polyacrylic acid and dextrin).
Joanna Loch   +2 more
openaire   +2 more sources

Micropillar‐Engineered Hybrid Adhesive Patch for Surface‐Conformable and Directional Adhesion

open access: yesAdvanced Materials Technologies, EarlyView.
This work presents a surface‐conformable hybrid adhesive integrating height‐optimized hexagonal micropillars with open‐rectangular cuts. The micropillars enhance rough‐surface contact and microscale crack arrest, while the cuts guide and reverse interfacial cracks for strong and directional adhesion. The multiscale architecture achieves robust pull‐off
Seongjin Park   +4 more
wiley   +1 more source

Analysis of Casting Defect, Tensile Strength, and Hardness of Al-Si Casting Alloy with Percentage Variation of Clay Binder Bangkalan

open access: yesJournal of Mechanical Engineering Science and Technology, 2018
Casting is one of method that used in forming the work piece by melting specific metal and pouring into moulding that has been prepared. This study aimed to determine the effect of the use of Bangkalan clay as binder in sand moulding against tensile ...
Imam Muhtarom, Sunomo Sunomo
doaj   +1 more source

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