Rainbow interior boiler composition is developed for all interior boiler drums, pipes and steam turbine casings.

| Covering: 8-10 Sq. Meter / Ltr. | Film Tickness: 25-30 Micron per coat. | 
| No. of Coats: 2 Coats at interval of 8 hours. | Flash Point: 73oF | 
| Composition: Graphite and Gilsonite. | 
 Drying Time: S.D 3-4 Hours.  | 
| Application: Brush & Spray. | 
 Thinner: Mineral turpentine.  | 
| Finish: Glossy. | Colour: Black. | 
| Pack: 3.64 & 14.56 Liters. | |
| Surface Preparation: Remove all base mills scale & rust by mechanical tools or wire brushing. | |