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Effect of Polishing Time and Pressure on Polishing Pad Performance

Journal Key Engineering Materials (Volumes 389 - 390)
Volume Advances in Abrasive Technology XI
Edited by Tsunemoto Kuriyagawa, Libo Zhou, Jiwang Yan and Nobuhito Yoshihara
Pages 510-514
DOI 10.4028/www.scientific.net/KEM.389-390.510
Citation A.Q. Biddut et al., 2008, Key Engineering Materials, 389-390, 510
Online since September, 2008
Authors A.Q. Biddut, Liang Chi Zhang, Y.M. Ali
Keywords Abrasive, Polishing, Silicon
Abstract

This paper experimentally investigates the effect of time and pressure on the condition of polishing pads and the material removal rate (MRR) of single crystal silicon. It was found that as the pad deteriorates with time, MRR decreases. Surfaces with a required quality can only be achieved before the texture deterioration reaches a critical limit. At a higher pressure, 25 kPa, deterioration is slower, and the effective life of pads and MRR is enhanced.

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