Sealant
DH Wear Resistant Sealant is a kind of low-solvent brown jelly, the main composition is organic macromolecule resin, with non-volatile higher than 70%. It is used as vapor barrier sealant in joint of cellular glass and urethane foam board insulation. China Sealant remains soft and flexible in cryogenic temperature, preventing damage to the insulation due to thermal cycling.
Technical Data
Test Item |
Unit |
Technical Data |
Appearance |
Brown Jelly |
|
Density |
kg/m³ |
1100±100 |
Non-volatile |
% |
≥70 |
Low Temperature Resistance |
No peeling off after being soaked in liquid
nitrogen |
|
High Temperature Resistance |
No cracking or peeling off after
|
|
Service Temperature |
℃ |
-196~80 |