PU sealant for construction joints

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.
APPLICATION:

1. Anti-mildew jointing and sealing bathroom. Sealing of leaking proofing, wall pipe, pipes under floors and cold store etc.
2. Sealing of doorsill, lightweight construction materials, absorbing sound ceiling, window and doors frame etc.
3. Structure sealing of kinds of assembling constructions laying board, outer wall board.
4. Adhesion of ornament indoor.
5. Adhesion of other construction structure accessories.
6. Sealing of higher demand construction gap.

TECHNICAL DATA

TEST TIMES	PERFORMANCE
APPEARANCE	KINDS OF COLOURS, UNIFORM CREAM
DENSITY	1.4±0.1g/cm3
TOUCH DRY TIME	15∼180min
CURING SPEED	3∼5mm/d
VOLATILE CONTENT	≤4%
SHORE A HARDNESS	30∼50A0
STRENGTH AT BREAK	≥2.5MPa
ELONGATION AT BREAK	≥400%
100%STABLE STRETCH MODULUS	≥0.5MPa
APPLICATION TEMPERATURE	40∼85
LOW TEMPERATURE FLEXIBILITY	40
STABLE STRETCH ADHESION	NO DAMAGE
ELASTIC RECOVERY	≥85%
CONSTRUCTION TEMPERATURE SHELF LIFE	5∼35 ≥6 MONTHS