Marcin Wachowski
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View article: Centrifugal Gel Casting of Graded Al <sub>2</sub> O <sub>3</sub> -Ni Composites Using 2-Carboxyethyl Acrylate
Centrifugal Gel Casting of Graded Al <sub>2</sub> O <sub>3</sub> -Ni Composites Using 2-Carboxyethyl Acrylate Open
This study presents the fabrication and characterization of functionally graded Al 2 O 3 -Ni ceramic-metal composites using centrifugal gel casting with 2-carboxyethyl acrylate (CEA) as the monomer. Two Series of composites were produced u…
View article: Degradation of the Surface of Synthetic Layered Composites Due to Accelerated Ageing.
Degradation of the Surface of Synthetic Layered Composites Due to Accelerated Ageing. Open
This study investigates the effect of accelerated aging on the microstructure and surface properties of synthetic sports surfaces, with the goal of developing a more representative laboratory simulation method. Three common types of polyur…
View article: Ecofriendly Water-Soluble Binders for Precision Ceramic Moulds in Aerospace Turbine Casting: Process Development and Performance Evaluation
Ecofriendly Water-Soluble Binders for Precision Ceramic Moulds in Aerospace Turbine Casting: Process Development and Performance Evaluation Open
The paper presents the development of an ecofriendly ceramic moulding system for the precision casting of aircraft turbine components from nickel superalloys using water-soluble binders. The motivation was to eliminate hydrolysed ethyl sil…
View article: Role of Base Grease Type on the Lubrication Performance of Hexagonal Boron Nitride Nanoparticles and Microparticles
Role of Base Grease Type on the Lubrication Performance of Hexagonal Boron Nitride Nanoparticles and Microparticles Open
This study investigates the influence of hexagonal boron nitride (h-BN) particle size and concentration on the tribological performance of lithium and calcium greases. Formulations containing h-BN nanoparticles and microparticles at 1%, 3%…
View article: Selected Problems in Friction Stir Welding of Titanium and Aluminum Armor Grade Alloys
Selected Problems in Friction Stir Welding of Titanium and Aluminum Armor Grade Alloys Open
In this paper, authors reported selected problems in friction stir welding (FSW) of 5 mm-thick AA7075-T651 and 3 mm-thick Ti6Al4V. The investigation involved macro and micro-structure analysis and mechanical testing. The welded joints of T…
View article: Microstructure and Selected Properties of Al2O3 Matrix Composites Fabricated by Pulse Plasma Sintering of Al2O3 and Pre-composite Powder (NiAl–Al2O3)
Microstructure and Selected Properties of Al2O3 Matrix Composites Fabricated by Pulse Plasma Sintering of Al2O3 and Pre-composite Powder (NiAl–Al2O3) Open
Paper-related production of composite materials from Al 2 O 3 -pre-composite powder (NiAl–10 wt pct Al 2 O 3 ). PPS allowed for forming ceramic–intermetallic composites. MA produced the pre-composite powder. Six series of composites were m…
View article: Enhancing Fatigue Performance of Additively Manufactured Ti6Al4V – The Role of Surface Characteristics and Post-Processing Techniques
Enhancing Fatigue Performance of Additively Manufactured Ti6Al4V – The Role of Surface Characteristics and Post-Processing Techniques Open
Geometrically complex objects are more and more often produced with the help of the so-called additive manufacturing commonly referred to as 3D printing. This technology proves itself to be effective in the field of medical industry due to…
View article: The Structural and Mechanical Properties of Al2O3–Ni Composites Obtained by Magnetic Field-Assisted Centrifugal Slip Casting
The Structural and Mechanical Properties of Al2O3–Ni Composites Obtained by Magnetic Field-Assisted Centrifugal Slip Casting Open
This study investigates the influence of a magnetic field on the microstructure and properties of Al2O3–Ni composites fabricated via centrifugal slip casting at 1500 rpm. Al2O3 and Ni powders were combined with water and deflocculants, hom…
View article: Study of the impact of metallic components Cu, Ni, Cr, and Mo on the microstructure of Al2O3–Cu–Me composites
Study of the impact of metallic components Cu, Ni, Cr, and Mo on the microstructure of Al2O3–Cu–Me composites Open
The study explores the microstructural design of hybrid Al 2 O 3 –Cu–Me composites formed by centrifugal slip casting into porous molds. Obtained composites are characterized by zones with different contents of metal phases. It was determi…
View article: Ceramic-metal pipes with NiAl2O4 and TiAl2O5 spinel phases with different metallic phase content - Analysis of properties, and microstructure, taking into account LCA
Ceramic-metal pipes with NiAl2O4 and TiAl2O5 spinel phases with different metallic phase content - Analysis of properties, and microstructure, taking into account LCA Open
The article describes the formation of samples into pipes with NiAl2O4 and TiAl2O5 spinel phases with different metallic phase content. The centrifugal slip casting method was used to form the composites. All suspensions used were shear th…
View article: Influence of the second metal component on processing and selected properties of Al2O3-Cu hybrid composites
Influence of the second metal component on processing and selected properties of Al2O3-Cu hybrid composites Open
The aim of the work was to determine the influence of metallic phase content on the obtained properties of hybrid composites from the ceramics-metal system. Six series of samples from three systems (Al2O3-Cu, Al2O3- Cu-Ni and Al2O3-Cu-Cr) …
View article: Comparison of Additively Manufactured Polymer-Ceramic Parts Obtained via Different Technologies
Comparison of Additively Manufactured Polymer-Ceramic Parts Obtained via Different Technologies Open
This paper aims to compare two ceramic materials available for additive manufacturing (AM) processes—vat photopolymerization (VPP) and material extrusion (MEX)—that result in fully ceramic parts after proper heat treatment. The analysis po…
View article: Mechanical Properties of Titanium Grade 1 After Laser Shock Wave Treatment
Mechanical Properties of Titanium Grade 1 After Laser Shock Wave Treatment Open
In the presented work the impact of a laser shock wave on the mechanical properties of a Titanium Grade 1 was investigated. Based on a series of experimental studies related to the impact of the laser shock wave on the tested material, the…
View article: A Comprehensive Study of a Novel Explosively Hardened Pure Titanium Alloy for Medical Applications
A Comprehensive Study of a Novel Explosively Hardened Pure Titanium Alloy for Medical Applications Open
Pure titanium is gaining increasing interest due to its potential use in dental and orthopedic applications. Due to its relatively weak mechanical parameters, a limited number of components manufactured from pure titanium are available on …
View article: Effect of the Rolling Process on the Properties of the Mg/Al Bimetallic Bars Obtained by the Explosive Welding Method
Effect of the Rolling Process on the Properties of the Mg/Al Bimetallic Bars Obtained by the Explosive Welding Method Open
This study aims to analyze the influence of the rolling process on the microstructure and corrosion properties of the Mg/Al bimetallic bars obtained by the explosive welding method. The bars investigated were rolled using two different typ…
View article: The Influence of Formation Speed in Centrifugal Slip-Casting Method on the Microstructure of Al2O3-Cu-Cr Gradient Composites
The Influence of Formation Speed in Centrifugal Slip-Casting Method on the Microstructure of Al2O3-Cu-Cr Gradient Composites Open
This work focuses on the production of gradient composite materials with an alumina matrix containing copper and chromium and examines the effect of the reinforcement and casting speed on the obtained microstructure. Al2O3-Cu-Cr composites…
View article: Microstructure and Mechanical Characterization of Novel Al2O3–(NiAl–Al2O3) Composites Fabricated via Pulse Plasma Sintering
Microstructure and Mechanical Characterization of Novel Al2O3–(NiAl–Al2O3) Composites Fabricated via Pulse Plasma Sintering Open
The scientific goal of this paper is to study and explain the relationship between the microstructure of a ceramic–intermetallic composite fabricated by consolidating a mixture of Al2O3 and NiAl-Al2O3 using the PPS technique and its basic …
View article: Research on the post-weld explosive hardening of AA7075-T651 friction stir welded butt joints
Research on the post-weld explosive hardening of AA7075-T651 friction stir welded butt joints Open
In this paper, the post-weld explosive hardening of a 5 mm AA7075-T651 plate welded via FSW was performed. To investigate the possibility of increasing FSW joint mechanical properties, the welded plate was explosively treated with four var…
View article: Research on Explosive Hardening of Titanium Grade 2
Research on Explosive Hardening of Titanium Grade 2 Open
In this investigation, three different explosive materials have been used to improve the properties of titanium grade 2: ammonal, emulsion explosives, and plastic-bonded explosives. In order to establish the influence of explosive hardenin…
View article: Study on Manufacturing via Slip Casting and Properties of Alumina-Titanium Composite Enhanced by Thialite Phase
Study on Manufacturing via Slip Casting and Properties of Alumina-Titanium Composite Enhanced by Thialite Phase Open
This paper aims to study the Al2O3/Ti ceramic-metal composite obtained by the slip casting method. Samples containing 50% volume of the solid phase, including 10% volume of the metallic phase, were investigated. The rheological properties …
View article: Processability of 21NiCrMo2 Steel Using the Laser Powder Bed Fusion: Selection of Process Parameters and Resulting Mechanical Properties
Processability of 21NiCrMo2 Steel Using the Laser Powder Bed Fusion: Selection of Process Parameters and Resulting Mechanical Properties Open
With the development and popularization of additive manufacturing, attempts have been made to implement this technology into the production processes of machine parts, including gears. In the case of the additive manufacturing of gears, th…
View article: Microstructure and Mechanical Properties of Sc-Modified AA2519-T62 Laser Beam Welded Butt Joints
Microstructure and Mechanical Properties of Sc-Modified AA2519-T62 Laser Beam Welded Butt Joints Open
The fundamental aim of the research is to investigate the microstructure and mechanical properties of the AA2519-T62 laser beam welded joints obtained with various values of welding velocity. For the constant value of laser power (3.2 kW) …
View article: Study on Symmetry and Asymmetry Rolling of AA2519-T62 Alloy at Room-Temperature and Cryogenic Conditions
Study on Symmetry and Asymmetry Rolling of AA2519-T62 Alloy at Room-Temperature and Cryogenic Conditions Open
The aim of this investigation was to identify the effect of rolling at room temperature and under cryogenic conditions on selected properties and the microstructure of the AA2519-T62 aluminum alloy. The rolling processes were conducted wit…
View article: The Influence of Process Parameters on the Low-Cycle Fatigue Properties of 316L Steel Parts Produced by Powder Bed Fusion
The Influence of Process Parameters on the Low-Cycle Fatigue Properties of 316L Steel Parts Produced by Powder Bed Fusion Open
In this paper, the influence of the additive manufacturing (AM), powder bed fusion (PBF) process parameters on the low-cycle fatigue (LCF) properties of 316L steel samples is shown. Based on the previous research, five parameter groups wer…