DonSpray 505 is a spray blend polyol, the blowing agent is 365mfc instead of HCFC-141B, and it reacts with pMDI to form foam with excellent properties, as follows:
1. Fine and uniform cells.
2. Low thermal conductivity.
3. Perfect flame retardancy.
4. Good low temperature dimensional stability.
It is suitable for various thermal insulation projects using spraying technology such as cold chain, tanks, large pipelines, and building walls, etc..