This waterborne intumescent coating route is intended for structural-steel fire-protection evaluations. The coating forms an insulating char under heat; system selection remains tied to the applicable design and test basis.
Cowin Materials does not publish a time rating for this product without the matching approved report, section factor, coating build, primer, topcoat and test standard.
Information is presented for technical evaluation, not as a project guarantee.
Technical evidence
Key specifications
Values are drawn from the specified product grade or supplied test record. Confirm the complete method, sample configuration and operating conditions before project use.
Solids content66±3%
Supplied product summary; CW-FTHL.
Density1.30 g/cm³
Supplied product summary; CW-FTHL.
Surface dry / full cure2 h / 28 days
Supplied product summary; construction condition dependent.
Application temperature5-40 °C
Supplied intumescent coating work instruction.
Handling / storage
Prepare steel, primer and compatible topcoat to the approved coating-system specification.
Control wet-film application, dry-film measurement and curing conditions according to the project procedure.
Selection limits
No 1-hour, 2-hour or other fire-resistance rating is stated without a corresponding approved test record.
Do not transfer a rating between steel shapes, primers, topcoats or dry-film thicknesses.