Sikalastic-625 N, High-performance Liquid-applied Polyurethane Waterproofing Membrane, Exterior, 15 L

Category: Hidroizolare

SIKA

Sika is a global leader in specialty chemicals for the construction and industrial sectors. The company develops and supplies innovative products and systems for bonding, sealing, damping, reinforcing, and protecting structures. With a strong focus on sustainability and performance, Sika serves a wide range of applications including concrete production, waterproofing, roofing, flooring, and structural strengthening.

Color
- Slate Grey
- White
- Light Grey

Această combinație nu există.

High-performance, liquid-applied polyurethane waterproofing membrane

Sikalastic®-625 N is a 1-part, reinforced, cold applied, liquid polyurethane membrane. It provides a flexible, seamless waterproofing solution using Sika's unique i-Cure technology.

1-part ready to use
Low maintenance
Seamless
Easy to apply
Applied by brush, roller, or airless spray
Resistant to foot traffic
Permeable to water vapour
Very good resistance to permanent UV exposure
Good flexibility at low temperatures
Easily detailed around complex geometries
Cold applied - requires no heat or flame
Moisture-triggered technology develops early rain resistance
Low temperature application > +2 °C

Usage

Sikalastic®-625 N is used for:

New construction and refurbishment projects
Unreinforced waterproofing of profiled metal roofs
Reinforced waterproofing of flat and pitched roof structures, communal walkways, podium decks and roof terraces exposed to pedestrian traffic
Roofs with numerous details such as penetrations, drains, roof lights and complex geometry

Sikalastic®-625 N is used on the following substrates:

Concrete and cementitious substrates
Bituminous felt and coatings
Brick
Natural stone
Fibre cement
Metal
Wood
Unglazed ceramic tiles

Please note:

The Product may only be used by experienced professionals.
The Product may only be used for exterior applications.

Advantages

1-part ready to use
Low maintenance
Seamless
Easy to apply
Applied by brush, roller, or airless spray
Resistant to foot traffic
Permeable to water vapour
Very good resistance to permanent UV exposure
Good flexibility at low temperatures
Easily detailed around complex geometries
Cold applied - requires no heat or flame
Moisture-triggered technology develops early rain resistance
Low temperature application > +2 °C

Packaging

15 L container

Refer to the current price list for available packaging variations.

Colour

Cured colour

Light Grey (~RAL 7035), White (~RAL 9016), Slate Grey (~RAL 7015)

Technical Information

Tensile Strength

Reinforced	13 MPa
Unreinforced	6 MPa

Tear Strength

26 N/mm

(EN ISO 527-3)

Solar Reflectance

Initial

0.87

Thermal Emittance

Initial

0.88

Solar Reflectance Index

Initial

(Convective coefficient, medium wind)

110

External Fire Performance

B_roof (T1)

B_roof(T4)

(CEN/TS 1187)

Reaction to Fire

Class E

(EN 13501-1)

Dry film thickness

WATERPROOFING KIT FOR ALL FLAT ROOFING TYPES

~ 1.5 mm DFT

The categorisation of levels of performance in accordance with EAD-030350-00-0402 are:

Categorisation	Value
Working life	W3
Climatic zones	M and S
Imposed loads	P3 to P4
Roof slope	S1 to S4
Lowest surface temperature	TL4
Highest surface temperature	TH4

WATERPROOFING KIT FOR ALL METAL ROOFING TYPES

~ 0.7 mm DFT

The categorisation of levels of performance in accordance with EAD-030350-00-0402 are:

Categorisation	Value
Working life	W2
Climatic zones	M and S
Imposed loads	P3
Roof slope	S1 to S4
Lowest surface temperature	TL3
Highest surface temperature	TH3

Application Information

Product Temperature

Maximum	+30 °C
Minimum	+2 °C

Ambient Air Temperature

Maximum	+30 °C
Minimum	+2 °C

Relative Air Humidity

Maximum	85 %
Minimum	20 %

Dew Point

Beware of condensation. Substrate temperature during application must be at least +3 °C above dew point.

Substrate Temperature

Maximum	+30 °C
Minimum	+2 °C

Substrate Moisture Content

Substrate	Test method	Moisture content
Cementitious substrates	Calcium carbide method (CM-method)	≤ 4 %

No rising moisture (ASTM D4263, polyethylene sheet)

The substrate must be visibly dry with no standing water.

Pot Life

+20 °C

1-2 hours

Applied Product Ready for Use

Ambient conditions	Rain resistant	Touch dry	Full cure
+2 °C / 50 % r.h.	12 hours	20 hours	> 24 hours
+10 °C / 50 % r.h.	9 hours	15 hours	24 hours
+20 °C / 50 % r.h.	6 hours	10 hours	18 hours
+30 °C / 50 % r.h.	4 hours	6 hours	14 hours

Note: Times are approximate and will be affected by changing ambient conditions, particularly temperature and relative humidity.

The above design is only a sample of the options available, for reference purposes only. Our policy of continuous improvement may result in a change of specifications without notice. If any discrepencies might be between the data sheet values and standards, we reserve the rights to make technical changes. Our company will not be held responsible, as all or any of pictures, drawings, weights and dimensions details or other elements in this document are only indicative and must not be considered contractual. Contact our sales team for other specifications or custom made products.

Contact our sales team for other specifications or custom made products.

Preview TDS

Download TDS

General Specifications
Ambalaj	15 L
Lăţime	mm
Lungime	m
Greutate	Kg
Utilizare	Sikalastic-625 N is used for:New construction and refurbishment projectsUnreinforced waterproofing of profiled metal roofsReinforced waterproofing of flat and pitched roof structures, communal walkways, podium decks and roof terraces exposed to pedestrian trafficRoofs with numerous details such as penetrations, drains, roof lights and complex geometrySikalastic-625 N is used on the following substrates:Concrete and cementitious substratesBituminous felt and coatingsBrickNatural stoneFibre cementMetalWoodUnglazed ceramic tilesPlease note:The Product may only be used by experienced professionals.The Product may only be used for exterior applications
Baza chimică	Two-component solvent-free polyurethane
Zona de utilizare	Exterior
Culoare	Light Grey (~RAL 7035)
Condiții de depozitare	The Product must be stored in original, unopened and undamaged sealed packaging in dry conditions at temperatures between +5 °C and +30 °C. Always refer to packaging.Refer to the current Safety Data Sheet for information on safe handling and storage
Densitate	1.26 kg/l(EN ISO 2811-1)
Consum	1.0 l/m²

High-performance, liquid-applied polyurethane waterproofing membrane

Sikalastic®-625 N is a 1-part, reinforced, cold applied, liquid polyurethane membrane. It provides a flexible, seamless waterproofing solution using Sika's unique i-Cure technology.

1-part ready to use
Low maintenance
Seamless
Easy to apply
Applied by brush, roller, or airless spray
Resistant to foot traffic
Permeable to water vapour
Very good resistance to permanent UV exposure
Good flexibility at low temperatures
Easily detailed around complex geometries
Cold applied - requires no heat or flame
Moisture-triggered technology develops early rain resistance
Low temperature application > +2 °C

Usage

Sikalastic®-625 N is used for:

New construction and refurbishment projects
Unreinforced waterproofing of profiled metal roofs
Reinforced waterproofing of flat and pitched roof structures, communal walkways, podium decks and roof terraces exposed to pedestrian traffic
Roofs with numerous details such as penetrations, drains, roof lights and complex geometry

Sikalastic®-625 N is used on the following substrates:

Concrete and cementitious substrates
Bituminous felt and coatings
Brick
Natural stone
Fibre cement
Metal
Wood
Unglazed ceramic tiles

Please note:

The Product may only be used by experienced professionals.
The Product may only be used for exterior applications.

Advantages

1-part ready to use
Low maintenance
Seamless
Easy to apply
Applied by brush, roller, or airless spray
Resistant to foot traffic
Permeable to water vapour
Very good resistance to permanent UV exposure
Good flexibility at low temperatures
Easily detailed around complex geometries
Cold applied - requires no heat or flame
Moisture-triggered technology develops early rain resistance
Low temperature application > +2 °C

Packaging

15 L container

Refer to the current price list for available packaging variations.

Colour

Cured colour

Light Grey (~RAL 7035), White (~RAL 9016), Slate Grey (~RAL 7015)

Technical Information

Tensile Strength

Reinforced	13 MPa
Unreinforced	6 MPa

Tear Strength

26 N/mm

(EN ISO 527-3)

Solar Reflectance

Initial

0.87

Thermal Emittance

Initial

0.88

Solar Reflectance Index

Initial

(Convective coefficient, medium wind)

110

External Fire Performance

B_roof (T1)

B_roof(T4)

(CEN/TS 1187)

Reaction to Fire

Class E

(EN 13501-1)

Dry film thickness

WATERPROOFING KIT FOR ALL FLAT ROOFING TYPES

~ 1.5 mm DFT

The categorisation of levels of performance in accordance with EAD-030350-00-0402 are:

Categorisation	Value
Working life	W3
Climatic zones	M and S
Imposed loads	P3 to P4
Roof slope	S1 to S4
Lowest surface temperature	TL4
Highest surface temperature	TH4

WATERPROOFING KIT FOR ALL METAL ROOFING TYPES

~ 0.7 mm DFT

The categorisation of levels of performance in accordance with EAD-030350-00-0402 are:

Categorisation	Value
Working life	W2
Climatic zones	M and S
Imposed loads	P3
Roof slope	S1 to S4
Lowest surface temperature	TL3
Highest surface temperature	TH3

Application Information

Product Temperature

Maximum	+30 °C
Minimum	+2 °C

Ambient Air Temperature

Maximum	+30 °C
Minimum	+2 °C

Relative Air Humidity

Maximum	85 %
Minimum	20 %

Dew Point

Beware of condensation. Substrate temperature during application must be at least +3 °C above dew point.

Substrate Temperature

Maximum	+30 °C
Minimum	+2 °C

Substrate Moisture Content

Substrate	Test method	Moisture content
Cementitious substrates	Calcium carbide method (CM-method)	≤ 4 %

No rising moisture (ASTM D4263, polyethylene sheet)

The substrate must be visibly dry with no standing water.

Pot Life

+20 °C

1-2 hours

Applied Product Ready for Use

Ambient conditions	Rain resistant	Touch dry	Full cure
+2 °C / 50 % r.h.	12 hours	20 hours	> 24 hours
+10 °C / 50 % r.h.	9 hours	15 hours	24 hours
+20 °C / 50 % r.h.	6 hours	10 hours	18 hours
+30 °C / 50 % r.h.	4 hours	6 hours	14 hours

Note: Times are approximate and will be affected by changing ambient conditions, particularly temperature and relative humidity.