PU construction sealan

CHARACTER:
1. One component, needless blending, convenient construction, no sagging, no dropping on stand surface.
2. No solvent, no poison could be used in producing food places, no pollution to environment.
3. High strength, low modulus,, excellent cohesion, making sealing parts flexible and durable.
4. Excellent adhesion to concrete, tile, brick, stone, Aluminum, glass and wood etc. And could coat many kinds of paintings on the surface.
5. No corrosion, no pollution to base materials.
6. Excellent sealing, puncture resistance, good aging, oil and water resistance etc.


TECHNICAL DATA

DENSITY:  1.4+/-0.1g/cm3

TOUCH DRY TIME: 15~180min

CURING SPEED: 3~5mm/d

VOLATILE CONTENT:<=4%

SHORE A HARDNESS: 20~40Ao

STRENGTH AT BREAK: >=1.5MPa

ELONGATION AT BREAK:   >=400%

100%STABLE STRETCH MODULUS: <=0.4MPa

APPLICATION TEMPERATURE:  -40~+85C

LOW TEMPERATURE FLEXIBILITY: -40C

STABLE STRETCH ADHESION:  NO DAMAGE

ELASTIC RECOVERY:         >=75%

CONSTRUCTION TEMPERATURE: +5~+35C


SHELF LIFE:          >=6 MONTHS