Results 11 to 20 of about 13,352 (253)

Micromechanics of machining and wear in hard and brittle materials

Journal of the American Ceramic Society, 2020
Abstract Hard and brittle solids with covalent/ionic bonding are used in a wide range of modern‐day manufacturing technologies. Optimization of a shaping process can shorten manufacturing time and cost of component production, and at the same time extend component longevity.
Brian R. Lawn, Oscar Borrero‐Lopez, Han Huang, Yu Zhang   +3 more
openaire   +6 more sources

Experimental study on initiation and damage strength characteristics of similar materials of basalt brittle

Yantu gongcheng xuebao, 2023
The crack initiation and crack damage strengths of rock are the important indexes to evaluate the high stress failure of hard rock. Based on the Hoek triaxial compression tests and acoustic emission tests, a brittle rock-like model material that can ...
KONG Yang 1, RUAN Huaining 2, ZHANG Guirong 1, HE Ning 1, WANG Zhangchun 1
doaj   +1 more source

Experiment on surface integrity of soda-lime glass with single abrasive particle variable cutting depth scratching

Jin'gangshi yu moliao moju gongcheng, 2023
Due to the high hardness, the high brittleness and other characteristics, the hard and brittle materials represented by glass were prone to damage such as pits, brittle breakage and surface/subsurface cracks during processing, which seriously affected ...
Mengkai CHEN, Qi TENG
doaj   +3 more sources

Experimental Study on Preparation of Ultra-Hard Brittle Materials Based on Electrochemical Processing

Chemical Engineering Transactions, 2018
It is of great engineering significance to study methods for processing and preparing ultra-hard brittle materials with low processing cost and high processing efficiency.
Xiaoye Wang, Jiao Zhang, Shunda Hu
doaj   +1 more source

Experimental investigation on microgrooving characteristics of ceramics using electroplated diamond wire tools

Journal of Mechanical Engineering and Sciences, 2022
For precision machining such as slicing and grooving of hard and brittle materials, wire tools with electroplated diamond abrasives have been widely used.
S. Sakamoto , J. Liu , M. Gemma , T. Yakou   +3 more
doaj   +1 more source

Study on the Algorithm of Three-Dimensional Surface Residual Material Height of Nano-ZrO₂ Ceramics under Ultra-Precision Grinding

Micromachines, 2021
A large number of studies have shown that the height of a residual material is the key factor affecting the surface quality of ultra-precision grinding.
Yanyan Yan, Zhaoqing Zhang, Junli Liu, Haozhe Yan, Xiaoxu Wang   +4 more
doaj   +1 more source

Development of a methodology for evaluating the process window of ductile machining for brittle-hard materials [PDF]

EPJ Web of Conferences, 2022
This paper presents a standardized methodology for determining the process window for ductile machining of brittle materials. Its application for CaF2 is reported, identifying an optimized process window for single-point diamond turning on UPM machines ...
Fähnle Oliver, Steimer Yannik, Surberg Henrik, Sass Niklas, Buhmann Marco, Liebrich Thomas   +5 more
doaj   +1 more source

Surface roughness prediction model for grinding hard-brittle substrates using workpiece rotation method

Jin'gangshi yu moliao moju gongcheng
ObjectivesWorkpiece rotation grinding has the advantages of high processing efficiency and controllable surface shape accuracy, and is the main method for thinning and flattening the back of hard-brittle substrates.
Xiaoqiu ZHANG, Ziguang WANG, Zhehui LI, Xin ZHANG, Yu ZHANG, Jing LI, Fengming QIN, Yunyun SONG, Chaoyu SHI   +8 more
doaj   +3 more sources

Design of a High-Speed Rotary Ultrasonic Machining Machine Tool for Machining Microstructure of Brittle Materials

Micromachines, 2023
Aiming at the problems of low machining accuracy and more serious tool wear in the traditional diamond grinding machining (DGM) microstructure of hard and brittle materials, this paper proposes high-speed rotary ultrasonic machining (HRUM) technology and
Shanhua Zhang, Manfeng Gong, Haishan Lian, Jianfeng Wu, Weijie Zhu, Zhengwei Ou   +5 more
doaj   +1 more source

ECD truing/dressing and cutting edge truncation of diamond grinding wheel and its processing of hard and brittle materials

Jin'gangshi yu moliao moju gongcheng, 2021
In order to study the effect of metal-bonded diamond grinding wheel cutting edge truncation on the surface morphology of hard and brittle materials, the cutting edge of SD600 metal-bonded diamond grinding wheel was first protruded from the metal bond ...
KANG Xijun, TAMAKI Junichi, AKIHIKO Kubo, QIU Yirui, HUANG Peng   +4 more
doaj