Sealant
Sealant
DH Wear Resistant Sealantis 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 Sealantremains soft and flexible in cryogenic temperature, preventing damage to the insulation due to thermal cycling.
Technical Data
|
TestItem |
Unit |
TechnicalData |
|
Appearance |
BrownJelly |
|
|
Density |
kg/m³ |
1100±100 |
|
Non-volatile |
％ |
≥70 |
|
LowTemperatureResistance |
Nopeelingoffafterbeingsoakedinliquidnitrogen(-196℃) for72hours. |
|
|
HighTemperatureResistance |
Nocrackingorpeelingoffafterbeingplacedin60℃for168hours. |
|
|
ServiceTemperature |
℃ |
-196～80 |
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