An assumption that harder intumescent coatings are better than pliable ones stops construction teams from optimizing material selection to save time and money.
Apr 30, 2026
Coatings Linings Fireproofing
Download Our Mobile App
View products by brand name, application type or market. Get quick access to product information and our world class Technical Support and Customer Service Team.
Language within some commercial intumescent coating specifications suggest that harder coatings are better. That isn't true. Truth aside, where one sits in the contract chain is a good indicator of how impactful they feel material hardness is to overall project success.
Apr 21, 2026
For decades, many intumescent coating specifications have ruled out the use of materials that measure less than 70 in Shore D durometer testing. Hardness is useful to know, but it has no influence at all on an intumescent coating’s performance in the event of a fire.
Apr 16, 2026
