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Mathematical Modeling and Experimental Study of Cutting Force for Cutting Hard and Brittle Materials in Fixed Abrasive Trepanning Drill [PDF]

open access: yesMicromachines, 2023
Hard and brittle materials have excellent physical and mechanical performance, which are widely applied in the fields of microelectronics and optoelectronics.
Ruijiang Yu   +3 more
doaj   +3 more sources

Femtosecond laser hybrid processing strategy of transparent hard and brittle materials [PDF]

open access: yesFrontiers in Chemistry, 2022
With high hardness, high thermal stability, chemical inertness and excellent optoelectronic properties, transparent hard and brittle materials have drawn significant attentions in frontier domains such as aerospace, photoelectric detection, and high ...
Jia-Wei Tan   +16 more
doaj   +4 more sources

Review on Research and Development of Abrasive Scratching of Hard Brittle Materials and Its Underlying Mechanisms

open access: yesCrystals, 2023
Hard brittle materials such as ceramics and crystals are commonly utilized in various industries, including information technology, mechanical engineering, and semiconductors.
Huina Qian   +6 more
doaj   +4 more sources

Critical Depth of Hard Brittle Materials on Nano Plastic Forming

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
This paper reports on ductile to brittle transition of hard brittle materials in nano plastic forming process. Formability of some hard brittle materials, i.e., glasses, silicon and quartz wafers, were examined through a specially designed and developed ...
Masahiko YOSHINO   +3 more
doaj   +6 more sources

Insight on the regulation mechanism of the nanochannels in hard and brittle materials induced by sparially shaped femtosecond laser [PDF]

open access: yesFrontiers in Chemistry, 2022
The efficient fabrication of nanochannels on hard and brittle materials is a difficult task in the field of micro and nano processing. We have realized nanochannel arrays on silica with characteristic scales varying from 50–230 nm using a single ...
Lin Kai   +8 more
doaj   +2 more sources

Effect of tool geometry on ultraprecision machining of soft-brittle materials: a comprehensive review

open access: yesInternational Journal of Extreme Manufacturing, 2023
Brittle materials are widely used for producing important components in the industry of optics, optoelectronics, and semiconductors. Ultraprecision machining of brittle materials with high surface quality and surface integrity helps improve the ...
Weihai Huang, Jiwang Yan
doaj   +1 more source

An Improved Cutting Force Model for Ultrasonically Assisted Grinding of Hard and Brittle Materials

open access: yesApplied Sciences, 2021
Cutting force is one of the most important factors in the ultrasonically assisted grinding (UAG) of hard and brittle materials. Many theoretical and experimental studies show that UAG can effectively reduce cutting forces.
Renke Kang   +5 more
doaj   +1 more source

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

open access: yesYantu 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

open access: yesJin'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

open access: yesChemical 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

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