IS 11268 : 1985 Method for estimation of loss of absorptive power of anodic oxide coatings after sealing dye spot test with prior acid treatment for anodized aluminium and its alloys

1 Scope

1.1 This standard specifies a method of estimating, by dyeabsorption after acid pre-treatment, the loss of absorptive powerof anodic oxide coatings that have undergone a sealing treatmentand provides a way of testing and assessing the degree of sealing.

2 References

IS 5523 : 1983Methods of testing anodic coatings on aluminium

IS 1070 : 1977Specification for water for general laboratory use