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Nitoseal® PE290

Chemical Family
Polyesters

Nitoseal® PE290 three-component flexibilised polyester based sealant cures to form a tough resilient seal with a limited degree of movement. The material is self leveling and can be poured or gunned directly into horizontal slots. Nitoseal® PE290 will adhere to both concrete and asphalt surfaces that have been well prepared whether dry or damp.

Other characteristics

Brand
Nitoseal
Product Type
3K Sealant
Compatible Substrates & Surfaces
Asphalt, Concrete, Masonry, Metal, Steel
Markets
Building & Construction
Storage

Shelf Life - 6 months if stored in the original unopened containers in a cool dry place at ambient temperatures below 25°C. Do not store in direct sunlight.

Advantages

Excellent adhesion to concrete, asphalt and steel.; No primer required in dry or damp conditions.; Good resistance to chemicals, de-icing salts and hydrocarbons.; Slightly flexible to accommodate limited movement.; Fast cure at 20°C and above minimizes traffic disruption.; Can be applied at low temperatures, cures below freezing.; Available in black for use on asphalt and gray for use on concrete.

Limitations

Applications should not commence if the temperature of the substrate is below 5°C.; Service temperature range of Nitoseal PE290 is from -30°C up to + 80°C.

Technology
Ready-to-Use Products
Pot Life (20°C)
45.0
Pot Life (35°C)
20.0

Technical data

Table 1 of 3

12 rows
CharacteristicValueUnitMethod
Compressive Strength (20°C, 7 days)17.0N/mm²BS 6319 Part 2
Dielectric Strength (20°C)12.5kV/mmASTM D149
Flash Point (Nitoseal PE290)28.0°C—
Flash Point (Solvent 102)33.0°C—
Flexural Strength (7 days, 20°C)5.0—BS 6319 Part 3
Hardness (7 days, 20°C)90.0Shore A—
Initial Cure (20°C)60.0minutes—
Initial Cure (35°C)30.0minutes—
Linear Shrinkage (20°C)0.005—ASTM C531.74
QUV Weatherometer (1000 hours, 20°C)Slight Discolouration—ASTM G53.77
Specific Gravity (20°C)1.8——
Water Absorption (20°C)0.0015—ASTM C413

Table 2 of 3

1 row
CharacteristicValueUnit
DC Insulation Resistance (2500 Volts, 20°C)min. 2.5 x 10⁹Ohms

Table 3 of 3

3 rows
CharacteristicValue
Aviation FuelExcellent
Salt WaterExcellent
Saturated Urea PetrolExcellent

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