Assignment of the Abrasive-Jet Machining Mode of Si3N4-Ceramic Components Considering the Stress State of Various Surface-Layer Phases
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DOI: 10.1007/s11148-018-0247-8
Abstract: The influences of mechanical and thermal actions specific to abrasive-jet machining on the distribution of stresses in various surface-layer phases of Si3N4 ceramic were investigated. An approach to selecting the operating modes during preliminary and… read more here.
Keywords: layer phases; various surface; surface layer; abrasive jet ... See more keywords
Performance improvement of Si3N4 ceramic cutting tools by tailoring of phase composition and microstructure
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DOI: 10.1016/j.ceramint.2020.07.116
Abstract: Abstract Silicon nitride (Si3N4) ceramic cutting tool with excellent cutting performance was successfully achieved through the control of phase composition and microstructure. The hardness of the tool with 49.7 wt% and 4.9 wt% α-Si3N4 is ∼20.1 GPa and… read more here.
Keywords: si3n4; phase; tool; ceramic cutting ... See more keywords
Effects of Ti(C, N) addition on the microstructure and mechanical properties of spark plasma sintered Si3N4/Ti(C, N) ceramic tool material
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DOI: 10.1016/j.ceramint.2020.08.003
Abstract: Abstract Si3N4/Ti(C, N) ceramic tool materials were investigated in this work. The effects of Ti(C, N) addition and sintering temperatures on the mechanical properties, phase transformation, and microstructures of Si3N4/Ti(C, N) ceramic tool materials were… read more here.
Keywords: addition; effects addition; mechanical properties; si3n4 ceramic ... See more keywords
Comparative study on NiAl and FeAl intermetallic-bonded diamond tools and grinding performance for Si3N4 ceramic
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DOI: 10.1016/j.ceramint.2021.08.170
Abstract: Abstract Metal-bonded diamond tools are widely used for machining hard and brittle materials such as ceramic and stone. The metal bonds are normally based on alloys composed of Fe, Co, Ni, Cu, Sn, Zn, or… read more here.
Keywords: bonded diamond; nial feal; diamond tools; si3n4 ceramic ... See more keywords
Increased microwave absorption property of porous Si3N4 ceramic by loading polymer-derived SiCN for multifunctional design
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DOI: 10.1039/d3tc00834g
Abstract: Ceramic materials with wave-transparent in-band and stealth out-off-band are rather urgent in aerospace field. Porous Si3N4 ceramic, a wave-transparent material used to produce radome or antenna window, is considered to... read more here.
Keywords: absorption property; property porous; porous si3n4; si3n4 ceramic ... See more keywords
Process method of Si3N4 ceramic brazing sealed cavity for high-temperature application
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DOI: 10.3389/fchem.2022.1019822
Abstract: The process method of a Si3N4 ceramic sealed cavity is realized by vacuum brazing and chemical reaction at 1,100°C and 0.5 MPa pressure. Through the combination of Si3N4 ceramic polishing and thinning, inductively coupled plasma… read more here.
Keywords: cavity; si3n4 ceramic; high temperature; sealed cavity ... See more keywords
Study on the Tribological Behavior of Laser Surface Texturing on Silicon Nitride Ceramic Under Water Lubrication
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DOI: 10.3390/lubricants13010021
Abstract: The tribological behavior of silicon nitride (Si3N4) ceramic with textured patterns under water lubrication was investigated in this paper. Different textured patterns were fabricated using laser surface texturing (LST). Surface wettability was characterized by contact… read more here.
Keywords: si3n4 ceramic; lubrication; surface; textured patterns ... See more keywords