What is the maximum drying time for exterior enamel paint under this code?

It should be surface dry in a maximum of 6 hours and hard dry in a maximum of 24 hours.

Which IS code should be referred to for testing the paint?

IS 101 (all parts) outlines the methods of test for ready mixed paints.

How are the standard colors verified?

Standard colors should conform to IS 5 (Colours for ready mixed paints and enamels).

IS 116

: 2000

Ready Mixed Paint, Brushing, Coloured, Enamel, For Exterior Use - Specification

CurrentFrequently UsedSpecificationArchitectural · Painting, Coatings and Surface Finishing

Archive.org BIS Portal Google

This standard specifies the requirements and testing methods for ready mixed exterior brushing enamel paint used for protective and decorative finishes. Engineers, architects, and quality control professionals use this code to ensure exterior paints meet necessary durability, consistency, drying time, and finish criteria.

Specifies requirements and methods of test for ready mixed, brushing, coloured enamel paint for exterior use.

Quick Reference Values

surface drying timeMax 6 hours

hard drying timeMax 24 hours

flash pointNot below 30°C

finishSmooth and glossy

flexibility and adhesionNo damage or peeling after bending test

Practical Notes

This specification covers the finishing coat only; ensure the surface is appropriately prepared and primed before application.

Always cross-reference IS 101 for the standard testing procedures applicable to the requirements specified here.

Do not over-thin the paint before application unless specified by the manufacturer, as it can reduce gloss retention and weatherability.