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Experimental Study and Finite-Element Modeling of the Intermittent Cutting of Steel AISI 52100 with a PcBN Containing Tool
AbstractSome results of experimental studies on the specific features inherent in the intermittent cutting of quenched steel AISI 52100 with a PcBN...
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Research on the Structure and Properties of High Temperature and High Pressure Composite PCBN Tool Materials
AbstractUsing CBN, Si 3 N 4 , Al 2 O 3 , AlN and Y 2 O 3 as raw materials, PCBN tool materials were prepared by high temperature and high pressure. The effects...
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Synthesis of TiC0.5–Al and Effect of Sintering Temperature on Mechanical Properties of PcBN Composites
AbstractPolycrystalline cubic boron nitride (PcBN) with excellent mechanical properties was sintered by using high activity TiC 0.5 and metal...
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Thermal Phenomena on the Front Surface of Tools with PcBN during Turning of Hardened Steel
Abstract —The paper presents the results of determining the temperature at flash spots on the front surface and the cutting temperature when turning...
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Stress State in the Cutting Zone of a PcBN Tool with a TiAlSiYN Coating
AbstractResidual stresses in vacuum-arc coatings of the TiAlSiYN system deposited on a PcBN base were studied by X-ray diffractometry. The...
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Effect of Temperature on Sintering of PCBN with Ti, Si3N4, AlN, Y2O3 Additives
AbstractIn this paper, polycrystalline cubic boron nitride (PCBN) was prepared under a high temperature and an ultra-high pressure. The influence of...
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Investigation of the Effect of Cutting Speed on the Force Components and Cutting Temperature, Roughness and Waviness of the Machined Surface on the Finishing Turning of Hardened KhVG Steel with PcBN Cutters
AbstractWe studied the effect of the cutting speed during fine turning of the hardened KhVG steel on the force components and the cutting...
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Wear Rate of PcBN Cutting Tools Equipped with Nanolayered Protective Coatings
AbstractWe consider the effect of protective PVD coatings of various chemical compositions on the wear rate of cutting tools equipped with...
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Synthesis and Performance Study of Polycrystalline Cubic Boron Nitride Using WC–B4C–Al2O3 as a Binder
AbstractUsing WC–B 4 C–Al 2 O 3 as a binder, polycrystalline cubic boron nitride (PCBN) composite materials were synthesized under high temperature and...
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Effect of metal oxide contents on the structure and performance of spray-dried CrVO4/SiO2 catalysts for the ammoxidation of chlorotoluenes
This work aims at develo** a customized ammoxidation catalyst through optimizing the metal oxide content in CrVO 4 /SiO 2 catalysts. Various amounts...
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Solvothermal synthesis of micro-cuboid MoV2O8 for vapor-phase ammoxidation of p-chlorotoluene
MoV 2 O 8 micro-cuboids were environment-friendly prepared via a facile one-step solvothermal route followed by thermal treatment with vanadium...
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Promising Types of Coatings for PCBN Tools
The paper reviews the present-day trends in the development of new types of wear-resistant coatings, including nanostructured ones, for PCBN tools....
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Flour-derived borocarbonitride enriched with boron–oxygen species for the oxidative dehydrogenation of propane to olefins
The preparation of porous materials by the simple and low-cost methods is one of the hot topics in materials science. Here, the porous...
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Rational design and synthesis of advanced metal-organic frameworks for electrocatalytic water splitting
As a promising and significant technology for hydrogen production, electrocatalytic water splitting is a research hotspot in the energy conversion...
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Strengthening Superhard Materials by Nanostructure Engineering
AbstractTraditional superhard materials mainly including diamond and cubic boron nitride are indispensable to scientific research in many fields and...
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Removing Rotational Variations from Shoulder Thermocouples in Friction Stir Welding
Thick plate and lower temperatureTemperature friction stir weldingFriction stir welding results in good post-weld properties by weldingWelding at...
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Experimental Investigation and Comparison of Output Cutting Regimes with Finite Element Machining Models for SiCp Based Al7075 Composite
The purpose of this research is to perform a comparative study by considering two different types of finite element models (FEM) in order to predict...
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The Phonomenon of Material Side Flow During Finish Turning of EN X153CrMoV12 Hardened Steel with Tools Based on Polycrystalline Cubic Boron Nitride
The study presents the results of an analysis of the phenomenon of material side flow during finish turning of EN X153CrMoV12 (H12MF GOST 5950-2000)...
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Superhard pcBN tool materials with Ti3SiC2 MAX-phase binder: Structure, properties, application
Superhard cutting tool materials were sintered in cBN–(Ti 3 SiC 2 –TiC) system via high pressure–high temperature method. Sintering was performed under...