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DePHOS 4AL Phosphate Ester For Metalworking (Aluminum)

1 of 10 products in this brand
DePHOS 4AL is a low to moderate foaming anionic phosphate ester in free acid form. Suggested for use as a lubricant, corrosion inhibitor, and emulsifier in metalworking applications. Highly effective for aluminum machining applications.

Functions: Corrosion Inhibitor, Emulsifier, Hydrotrope, Wetting Agent

Chemical Family: Esters, Phosphorous-based Compounds

pH: 9.0 - 9.5

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

Ionic Character
Anionic

Features & Benefits

HII Features
Product Characteristics
  • Low to moderate foam
  • Lubricant for aluminum machining

Applications & Uses

Markets
I&I Cleaning Applications
Recommended Uses
  • Rolling oils
  • Emulsion Cleaner

Properties

Appearance
Clear colorless to pale yellow liquid
Typical Properties
ValueUnitsTest Method / Conditions
Acid Value155 - 175mg KOH/g
Colormax. 2Gardner
Density (25°C)1.03g/cc
Moisture Contentmax. 2%
pH Value9.0 - 9.5
pH Value (5% in 50/50 IPA/DW)max. 3

Technical Details & Test Data

Product Efficacy Studies

DePHOS 4AL exhibits low to moderate foam, surface tension reduction, and is a good hydrotrope for nonionic surfactants in alkaline systems.

 

 

DeForest Enterprises DePHOS 4AL Phosphate Ester For Metalworking (Aluminum) Product Efficacy Studies