JB/T 7999-2013
Bonded abrasive products.Testing methods for the volume density, general porosity and water absorption (English Version)

Standard No.

JB/T 7999-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Professional Standard - Machinery

Latest

JB/T 7999-2013

Replace

JB/T 7999-2001

Scope

This standard specifies the measurement principles, measurement equipment and methods for the bulk density, total porosity and water absorption of bonded abrasive tools. This standard is applicable to the determination of bulk density, total porosity and water absorption of bonded abrasive tools.

JB/T 7999-2013 Referenced Document

• JB/T 11433 Conventional abrasive.Determination of density
• JB/T 6570 Method for determination of magnetic content of ordinary abrasives*， 2020-04-16 Update

JB/T 7999-2013 history

• 2013 JB/T 7999-2013 Bonded abrasive products.Testing methods for the volume density, general porosity and water absorption
• 2001 JB/T 7999-2001 Testing methods for the volume density,general porosity and water absorption of bonded abrasive products