ISO 21256-2:2020
Fine bubble technology — Cleaning applications — Part 2: Test method for cleaning machine-oil stained surfaces of machined metal parts

Standard No.

ISO 21256-2:2020

Release Date

2020

Published By

International Organization for Standardization (ISO)

Latest

ISO 21256-2:2020

Scope

This document specifies a test method for removal of machine oil stain from a noncorrosive metal surface using fine bubble water. A test is provided to show the comparative cleaning advantage of adding fine bubbles to the water.

ISO 21256-2:2020 Referenced Document

• ISO 20480-1 Fine bubble technology
• ISO 20480-2 Fine bubble technology — General principles for usage and measurement of fine bubbles — Part 2: Categorization of the attributes of fine bubbles
• ISO 3696 Water for analytical laboratory use; Specification and test methods

ISO 21256-2:2020 history

• 2020 ISO 21256-2:2020 Fine bubble technology — Cleaning applications — Part 2: Test method for cleaning machine-oil stained surfaces of machined metal parts