GB/T 20167-2006
Physical test method of rare earth polishing powder - Determination of burnishing mass - Gravimetric analysis method (English Version)

Standard No.

GB/T 20167-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2013-05

Replace By

GB/T 20167-2012

Latest

GB/T 20167-2012

Scope

This standard stipulates the determination of the throwing amount of rare earth polishing powder with a pendulum plane polishing machine. This standard applies to the determination of the abrasiveness of rare earth polishing powders mainly based on cerium-based rare earths. Measuring range: 0.01mg/(cm²·min)～0.50mg/(cm²·min).

GB/T 20167-2006 history

• 2012 GB/T 20167-2012 Physical test method of rare earth polishing powder.Determination of burnishing mass and scratch.Gravimetry
• 2006 GB/T 20167-2006 Physical test method of rare earth polishing powder - Determination of burnishing mass - Gravimetric analysis method