Results 1 to 10 of about 62,593 (266)

Influence of Defects in Surface Layer of Al₂O₃/TiC and SiAlON Ceramics on Physical and Mechanical Characteristics

Ceramics, 2023
The paper studies the influence of diamond grinding, lapping, and polishing on the surface layer and defectiveness of the Al2O3/TiC and SiAlON ceramic samples.
Sergey N. Grigoriev, Marina A. Volosova, Anna A. Okunkova, Sergey V. Fedorov   +3 more
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Study on the Influence of Sapphire Crystal Orientation on Its Chemical Mechanical Polishing

Applied Sciences, 2020
Sapphire has been the most widely used substrate material in LEDs, and the demand for non-C-planes crystal is increasing. In this paper, four crystal planes of the A-, C-, M- and R-plane were selected as the research objects.
Linlin Cao, Xiang Zhang, Julong Yuan, Luguang Guo, Teng Hong, Wei Hang, Yi Ma   +6 more
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Effects of Surface Preparation Methods on the Color Stability of 3D-Printed Dental Restorations

Journal of Functional Biomaterials, 2023
Background: Color stability is a crucial performance parameter for dental restorations, and limited research exists on how surface preparation methods affect it.
Zbigniew Raszewski, Katarzyna Chojnacka, Marcin Mikulewicz   +2 more
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Uniform Coverage Trajectory Planning for Polishing of Equation-Free Surfaces

Machines
Conventional surface polishing trajectory generation relies on solving the plane trajectory equation in conjunction with the surface equation to obtain a surface polishing trajectory when the surface equation is known.
Linqiang Gong, Longxiang Li, Lei Zhang, Cheng Fan, Nianju Li   +4 more
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Investigation of Polishing Pads Impregnated with Fe and Al2O3 Particles for Single-Crystal Silicon Carbide Wafers

Applied Sciences, 2016
This study focuses on the development of a novel polishing pad for SiC wafers. Fe and Al2O3 particles were impregnated in a polyurethane matrix, thus forming a fixed abrasive polishing pad.
Jihng-Kuo Ho, Chih-Yung Huang, Ming-Yi Tsai, Che-Cheng Tsai   +3 more
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A Novel Polishing Method for Extending the Service Life of Magnetic Compound Fluid

Lubricants, 2022
Magnetic field-assisted magnetic compound fluid (MCF) ultra-precision machining technology is regarded as an effective method to obtain a smooth surface. However, due to the evaporation and splashing of water in the polishing fluid during processing, the
Youliang Wang, Xichun Gao, Jibo Gao, Xiujuan Chen, Wenjuan Zhang, Ming Feng   +5 more
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Circular Halbach array integrated using an abrasive circulating system during the ultra-precision machining of polymethyl methacrylate optical material

International Journal of Lightweight Materials and Manufacture
A novel approach to enhancing the efficacy and surface quality of magnetic polishing involves the incorporation of a magnetic liquid circulation system for abrasive particle regeneration in conjunction with a circular Halbach array.
Nguyen Duy Trinh, Dung Hoang Tien, Pham Thi Thieu Thoa, Nguyen Van Que, Kieu Van Quang, Nguyen Trong Mai   +5 more
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Preliminary investigation of dry tribochemical mechanical polishing of single crystal SiC substrates

Jin'gangshi yu moliao moju gongcheng
Aiming at the issues of low efficiency, high cost, and environmental pollution associated with silicon carbide (SiC) substrates in the polishing process, a method of tribochemical mechanical polishing of SiC substrates in the dry state (Dry Tribochemical
Mingpu XUE, Wen XIAO, Zongtang LI, Zhankui WANG, Jianxiu SU   +4 more
doaj   +3 more sources

Double Sided Lapping/Polishing Machine Grinding Trajectory Studies

Journal of Harbin University of Science and Technology, 2018
In this paper，by analyzing the double-sided lapping /polishing processing mechanism，the stress analysis was carried out on the workpiece，and we establish the pads relatively workpiece in machining the movement principle of trajectory model，pads，relative ...
XU Li, LIU Bing, WU Shi, DUAN Hao-yang, DONG Rui   +4 more
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Research of the Dynamic Characteristic of Swing Polishing Head based on ADAMS Simulation

Jixie chuandong, 2017
The polishing quality of the ceramic tile is mainly affected by the dynamic characteristics of the polishing head. The model of the polishing head is created and assembled to improve the polishing quality and reduce the rate of polishing brick,the ...
Wang Kai, Ye Youdong, Zhou Zhebo
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