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Technical Process Bulletin
Technical Process Bulletin No. 237585
This Revision: 10/04/2005
Alodine® 1326
Non Chromium Prepaint Treatment for Alumium
1. Introduction:
ALODINE 1326, chromium free treatment, has been formulated for coating can stock aluminum alloys in stripline application.
2. Operating Summary:
Chemical: Bath Preparation per 100 gallons:

ALODINE 1326 Make-Up 86 pounds (10 gallons)

ALODINE 1326-O pounds (3 gallons)

PARCO® Neutralizer 700 to pH = to (80° Fahrenheit)

Operation and Control

Concentration to points

pH, at 80° Fahrenheit to

Time 1 to 10 seconds

Temperature 110° to 170° Fahrenheit
3. The Process:
plete process for the ALODINE 1326 treatment normally consists of the following steps:
A. Cleaning
B. Water rinsing
C. Treating with the ALODINE 1326 processing solution
D. Water rinsing
E. Sealing rinse (for Example, Dexylyte 30)
F. Squeegee and dry
4. Materials:
ALODINE 1326 Make-Up
ALODINE 1326 Replenisher
ALODINE 1326-O
PARCO Neutralizer 700
PARCOLENE® 95B
PARCO® CLEANER
Testing Reagents and Apparatus
5. Equipment:
Process tank and housing may be fabricated from 316L or equivalent. Approved welding techniques must be used. Polyvinyl chloride (PVC) or CPVC lined mild steel can be used, within temperature limitations as noted below.
Process piping and pumps sh