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Water Swelling Polyurethane Sealant Specifications:

Tengyu polyurethane sealant, Always Your First Choice

Characteristics

• Environment friendly.
• Good weather-resistance.
• Bonds well with many substrates.

Technical Data

Model	TP-220	TP-400
Solid Content (10%) ≧	95
Density (g/cm3)	1.4±0.1
Sagging（mm）≦	2
Tack free time(h) ≦	12
7d Tensile Adhesive Strength (MPa)  ≧	0.4	0.2
Low temperature flexiblility	No Cracking
Tensile Strength (MPa) ≧	1.0
Elongation at break (10%)	400
Volume expansion ratio (10%) ≧	220	400
Long-term soaking volume expansion ratio retention (10%) ≧	90
Water pressure resistance (no water seepage) (MPa)	1.5	2.5
Thickness after full dry(mm) ≧	2
Long-term soaking volume expansion ratio retention (10%) ≧	Saturated Ca (OH)2	90
	5%NaCI	90
Harmful material limit	VOC g/L	200
	The free toluene diisocyanate (TDI) g/kg	5

Applications

TP650 Modified pu sealant is suitable for following application:

Low modulus modified polyurethane hybrids sealant for concrete joint sealing, bonding galvanized sheet with cement, tile, stone, and metal substrates.

Storage

9 months stored at dry below 25℃ unopened in original containers.

Note

• Keep contents out of reach of children. In case of contact with eyes, please rinse eyes with plenty of water and seek medical advice as soon as possible.
• Avoid contacting with skin and eye. For skin contacted, remove the sealant by cloth, wash skin thoroughly with soap and water. For eye contacted, hold eyelids apart and flush thoroughly with water, contact physician.