Results 1 to 10 of about 4,515 (101)

Experimental study on the mechanism of surface damage induced by abrasive particles under heavy-load line-contact sliding-rolling conditions. [PDF]

PLoS ONE
In this study, the JPM-1 contact fatigue testing machine is used to carry out experiments on the mechanism of surface damage induced by abrasive under heavy-load line contact rolling-sliding conditions. In order to be close to the real working conditions,
Yang Li, Wei Wang
doaj   +2 more sources

Experimental Study on Shear Rheological Polishing of Si Surface of 4H-SiC Wafer

Micromachines, 2023
In this study, shear rheological polishing was used to polish the Si surface of six-inch 4H-SiC wafers to improve polishing efficiency. The surface roughness of the Si surface was the main evaluation index, and the material removal rate was the secondary
Peng Li, Julong Yuan, Minghui Zhu, Jianxing Zhou, Binghai Lyu   +4 more
doaj   +1 more source

Fenton reaction chemical mechanical polishing liquid composition optimization of polishing GaN wafer

Jin'gangshi yu moliao moju gongcheng, 2022
Aiming at the polishing liquid used for polishing GaN wafers by Fenton reaction CMP, a parameter optimization experiment was carried out with the surface quality as the evaluation index, and the optimal ratio of the polishing liquid components was found ...
Jiewen YAN, Jiabin LU, Yinli HUANG, Jisheng PAN, Qiusheng YAN   +4 more
doaj   +3 more sources

Recovery of Cerium Oxide Abrasive from an Abrasive–Glass Polishing Waste through Alkaline Roasting Followed by Water Leaching

Metals, 2020
Abrasive–glass polishing waste is generated from the polishing process of glass components by using cerium oxide abrasive, which contains the cerium oxide abrasive and the polished glass. This study attempted to recover the cerium oxide abrasive from the
Li-Pang Wang, Pei-Hsin Liu, Yan-Jhang Chen   +2 more
doaj   +1 more source

Study on microstructure and abrasive behaviors of inconel 718-WC composite coating fabricated by laser directed energy deposition

Journal of Materials Research and Technology, 2022
Additive manufacturing enables the development of high-performance materials by in-situ alloying of multiple components. In this study, Inconel 718-based composite, reinforced with tungsten carbide (WC), was synthesized on a 316L stainless steel ...
Shanshan He, Sanghu Park, Do-sik Shim, Changliang Yao, Wei-Jin Zhang   +4 more
doaj   +1 more source

Magnetic particle grinding and finishing test of mixed particle size abrasives

Jin'gangshi yu moliao moju gongcheng
ObjectivesMagnetic particle grinding finishing technology as an advanced processing technology can achieve high precision surface treatment. In order to simplify the test device, reduce the test cost and improve the processing effect, the single particle
Bingyang LIU, Yunlong DING, Wenjie SHAO, Bing HAN, Yan CHEN   +4 more
doaj   +3 more sources

Effect of the Lapping Platen Groove Density on the Characteristics of Microabrasive-Based Lapping

Micromachines, 2020
Microabrasive-based lapping is widely used in the manufacturing of single-crystal substrates such as sapphire, SiC, and GaN. Although many studies have been conducted to improve the lapping process characteristics, most of them focused on process ...
Taekyung Lee, Haedo Jeong, Sangjik Lee, Doyeon Kim, Hyoungjae Kim   +4 more
doaj   +1 more source

Experimental investigation of suspension-type abrasive water jet machining of nitrile rubber for positive displacement motor applications

International Journal of Lightweight Materials and Manufacture, 2023
The lightweight elastomers (such as nitrile rubber) frequently used in the Positive Displacement Motor (PDM) stator assembly are subjected to harsh environmental conditions. These elastomeric components are manufactured by primary casting/shaping methods,
Preeti Maurya, Raghavendra C. Kamath, Vijay Gaddale Srinivas   +2 more
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Structure Design of Abrasive-Flat-Jet Nozzle for Cavity Completion of Horizontal Coalbed Methane Well

Shiyou jixie, 2021
The current hydraulic cave-making methods cannot determine the geometric size and shape of the caverns of vertical wells for coal-bed methane development, while the mechanical cavern-making method is prone to cutter bar deformation and tools falling into
Yang Ruiyue, Chen Jianxiang, Huang Zhongwei, Xiong Chao, Wen Haitao, Zhang Shikun   +5 more
doaj  

METHODOLOGY DEVELOPMENT OF AN IMPACT ABRASION TEST WITH VALIDATION BY COMPARISON WITH REAL INDUSTRIAL CASE [PDF]

Proceedings on Engineering Sciences, 2019
A testing methodology is proposed to simulate wear in dry conditions with a high-stress impact level. The studied impact abrasion test is known as the impeller-tumbler test. A methodology for this test was established based on a parametric study in order
Haithem BEN HAMOUDA, Michiel CORRYN
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