Results 21 to 30 of about 16,577 (270)

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

open access: yesJin'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   +8 more
doaj   +3 more sources

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

open access: yesMicromachines, 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   +5 more
doaj   +1 more source

Determination of fracture toughness using the compression fracture technique [PDF]

open access: yesEPJ Web of Conferences, 2021
Many engineering materials of importance can be mechanically characterized as brittle or quasi-brittle solids. Examples include many hard polymers, ceramic composites, and low ductility metals.
Cady Carl M., Liu Cheng
doaj   +1 more source

A New Model of Grinding Forces Prediction for Machining Brittle and Hard Materials [PDF]

open access: yes, 2015
Prediction models for machining brittle and hard materials are barely seen while various prediction models for machining metallic materials such as cast iron and steel have been researched and developed in the past several decades.
Jiang, Zhuangde   +5 more
core   +1 more source

Advances in rotary ultrasonic machining system for hard and brittle materials

open access: yesAdvances in Mechanical Engineering, 2019
Rotary ultrasonic machining has been widely used for machining of hard and brittle materials due to the advantages of low cutting force, high machining accuracy, and high surface integrity.
Huilin Zhou   +5 more
doaj   +1 more source

Ultra-precision grinding of PZT ceramics--Surface integrity control and tooling design [PDF]

open access: yes, 2009
A comprehensive statistical analysis of the factors controlling surface quality and form in ultra-precision grinding of polycrystalline lead zirconate titanate (PZT) ceramics has been conducted.
Wilson, Stephen   +6 more
core   +1 more source

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

open access: yesJin'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   +4 more
doaj  

Material removal characteristics of magnetic-field enhanced shear thickening polishing technology

open access: yesJournal of Materials Research and Technology, 2021
To achieve the efficient and high-quality machining of hard and brittle ceramics used in various industries, in addition to other materials that are difficult to process, a magnetic-field enhanced shear thickening polishing technology was developed in ...
Dongdong Zhou   +5 more
doaj   +1 more source

Sub-surface damage issues for effective fabrication of large optics [PDF]

open access: yes, 2008
A new ultra precision large optics grinding machine, BoX®has been developed at Cranfield University. BoX®islocated at the UK's Ultra Precision Surfaces laboratory at the OpTIC Technium.
P. Morantz   +13 more
core   +1 more source

Design and manufacturing of abrasive jet machine for drilling operation

open access: yesMATEC Web of Conferences, 2016
Wide application of Abrasive Jet Machine (AJM) is found in machining hard and brittle materials. Machining of brittle materials by AJM is due to brittle fracture and removal of micro chips from the work piece.
Mittal Divyansh   +2 more
doaj   +1 more source

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