Sika Level-625 Polished concrete topping, cementitious self-leveling

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Sika Level-625 Polished concrete topping, cementitious self-leveling
Categories:	Ceramic; Concrete
Material Notes:	Sika® Level-625 is a one-component, durable and self-leveling topping for floors intended to receive polished concrete surface. It can be applied manually or by pump to produce a self-smoothing and rapid-setting. Typical application thickness is 1/8” to 1/2” (3 - 12.7 mm), or up to 2” with aggregate. Where to Use: Sika® Level-625 can be used for polished concrete floors in restaurants, retail, schools, warehouses, lobbies, public buildings and many areas with moderate industrial loads. Concrete Cement substrates Gypsum substrates Ceramic tiles and terrazzo Old, water-resistant adhesive residues Advantages: For interior and exterior use Manual or pumpable application Moisture resistant Low shrinkage Wear layer surface Polishable Can accept castor wheel loadings if the minimum thickness is 1/8" Information provided by Sika Corporation.
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Physical Properties	Metric	English	Comments

Density	1.89 g/cc	0.0683 lb/in³
Volatile Organic Compounds (VOC) Content	0.00 g/l	0.00 g/l	EPA method 24

Mechanical Properties	Metric	English	Comments
Tensile Strength	3.10 MPa @Time 259000 sec	450 psi @Time 72.0 hour	ASTM C1593
Flexural Strength	10.3 MPa @Time 2.42e+6 sec	1500 psi @Time 672 hour	ASTM C348
Compressive Strength	13.8 MPa @Time 86400 sec	2000 psi @Time 24.0 hour	ASTM C109
	50.0 MPa @Time 2.42e+6 sec	7250 psi @Time 672 hour	ASTM C109
Abrasion	1.4 @Time 2.42e+6 sec	1.4 @Time 672 hour	ASTM D4060

Processing Properties	Metric	English	Comments
Cure Time	70.0 - 90.0 min	1.17 - 1.50 hour	Initial set; ASTM C191
	80.0 - 110 min	1.33 - 1.83 hour	Final set; ASTM C191
	120 - 180 min	2.00 - 3.00 hour	Ready for Foot Traffic
	180 min	3.00 hour	Ready for Tiles or Stone
Working Life	30.0 min	30.0 min
Shelf Life	12.0 Month @Temperature 5.00 - 30.0 °C	12.0 Month @Temperature 41.0 - 86.0 °F	in original unopened cartridge

Descriptive Properties
Color	Concrete gray

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PSIKA913 / 209820

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