Paper Title:

A Study on Erosion Mechanisms of Quartz Crystals Polished by Micro Abrasive Waterjet

Periodical Advanced Materials Research (Volumes 24 - 25)
Main Theme Precision Surface Finishing and Deburring Technology
Edited by Hang Gao, Zhuji Jin and Yannian Rui
Pages 195-199
DOI 10.4028/www.scientific.net/AMR.24-25.195
Citation Quan Lai Li et al., 2007, Advanced Materials Research, 24-25, 195
Online since September, 2007
Authors Quan Lai Li, Chuan Zhen Huang, Jun Wang, Hong Tao Zhu, Cui Lian Che
Keywords Abrasive Water Jet (AWJ), Erosion, Material Removal Mechanism, Surface Roughness (SR), Synthetic Quartz Crystal
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Abstract

The potential of abrasive waterjet technology was investigated as a method to polish Z-blocks of synthetic quartz crystals. The polished surfaces were characterized by surface roughometer and scanning electron microscopy. The main factors affecting the surface roughness and the erosion mechanisms related to material removal were analysed. It is found that abrasive mesh, water pressure and jet incidence angle are the main factors affecting the surface roughness. By contrast, the influence of traverse speed on the surface roughness is small. Under certain controlled conditions, the erosion mechanisms of synthetic quartz crystals are plastic flow, leaving a crack-free surface by low-middle pressure micro abrasive waterjet.