Sikaflex 127 Concrete Grey Pu Sealant Application Joint Filling

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Sikaflex 127 Concrete Grey Pu Sealant Application Joint Filling

Price 359.0 INR/ Piece

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MOQ : 1 Piece

Sikaflex 127 Concrete Grey Pu Sealant Application Joint Filling Specification

Poisonous
Non-poisonous once cured

Type
Polyurethane Sealant

CAS No
Mixture (not assigned)

Feature
High elasticity, weather resistant, excellent adhesion to concrete and masonry surfaces

Appearance
Smooth, homogeneous paste

Ph Level
Neutral (cures to a neutral pH)

Purity
High (as supplied by manufacturer)

HS Code
32149000

Chemical Name
Polyurethane Prepolymer

Physical Form
Paste

Molecular Formula
Not applicable (polymeric mixture)

Grade
Construction grade

Color
Concrete grey

Smell
Slight characteristic odor

Water Content
0.2%

Application
Joint filling, gap sealing in concrete, expansion joints, perimeter joints

Other Names
Sikaflex-127 Concrete Grey

Usage
Applied as a joint sealant for concrete and construction materials

Movement Capability
25%

Application Temperature
+5C to +40C

Service Temperature Range
-40C to +70C (short term up to +90C)

Cure Mechanism
Moisture-curing

Tack Free Time
Approx. 70 minutes (at 23C and 50% r.h.)

Tool Cleaning
Clean tools with Sika Remover-208 or suitable solvent before curing

Shelf Life
12 months from date of production (unopened, stored correctly)

Storage Conditions
Store in cool, dry place, protected from direct sunlight

Shore A Hardness
~40 (after curing, DIN 53505)

Packaging Size
600 ml sausage, 300 ml cartridge (typical)

Elongation at Break
>500%

Skin Forming Time
~60 minutes

Sikaflex 127 Concrete Grey Pu Sealant Application Joint Filling Trade Information

Minimum Order Quantity
1 Piece

Delivery Time
1 Days

About Sikaflex 127 Concrete Grey Pu Sealant Application Joint Filling

91 000 74051 Sikaflex Construction is designed for movement and connection joints on porous substrates as well as indoor and outdoor sealing applications.
AdvantagesOne component, ready to useFast-curingNon-sagBubble-free curingCan be overpaintedHigh tear resistanceVery good adhesion to many substratesGood weather and ageing resistance

Outstanding Flexibility and Performance

Sikaflex 127's unique polyurethane formulation enables it to accommodate movements up to 25%, making it perfect for sealing expansion and construction joints. After curing, it displays high elasticity and a Shore A hardness of approximately 40, providing strong yet flexible adhesion even under changing temperatures and weather conditions.

Easy Application and Fast Curing

The sealant applies as a smooth, uniform paste and begins to skin within 60 minutes, becoming tack-free in about 70 minutes at standard conditions (23C, 50% r.h.). It can be used within a wide temperature range and is suitable for both professional and DIY joint filling and gap sealing projects in construction and masonry work.

Safe, Reliable, and Long Lasting

Sikaflex 127 is non-poisonous once cured and emits only a slight characteristic odor. With a 12-month shelf life when stored unopened and protected from sun/heat, it ensures reliability and convenience for suppliers, traders, and service providers throughout India. Its weather resistance makes it ideal for indoor and outdoor use.

FAQ's of Sikaflex 127 Concrete Grey Pu Sealant Application Joint Filling:

Q: How do I apply Sikaflex 127 Concrete Grey PU Sealant?

A: Sikaflex 127 should be applied to clean, dry surfaces using a standard caulking gun. Cut the nozzle to the desired joint width, insert the cartridge or sausage into the gun, and apply a consistent bead along the joint. Smooth with a suitable tool before skin forms (within 60 minutes). Clean tools with Sika Remover-208 or an appropriate solvent before the sealant cures.

Q: What surfaces are suitable for Sikaflex 127 application?

A: This sealant is specifically designed for concrete and masonry surfaces but also adheres well to various construction materials. It is ideal for filling expansion joints, perimeter joints, and sealing gaps in new or existing concrete structures.

Q: When does Sikaflex 127 become tack-free and fully cured?

A: At 23C and 50% relative humidity, the sealant becomes tack-free in approximately 70 minutes and forms a skin in about 60 minutes. Full curing time depends on joint size and environmental conditions, but initial handling can generally be done after 24 hours.

Q: Where can Sikaflex 127 be used effectively?

A: Sikaflex 127 is suitable for both interior and exterior use across a range of climates, thanks to its service temperature range from -40C to +70C (with short-term resistance up to +90C). Common applications include expansion joints, connections between concrete panels, and perimeter sealing.

Q: What are the main benefits of using Sikaflex 127 PU Sealant?

A: The sealant offers high elasticity (elongation at break >500%), excellent weather resistance, neutral pH after curing, and outstanding adhesion to concrete and masonry. It remains flexible and effective under dynamic movement and varying temperatures, ensuring long-term joint integrity.

Q: Is Sikaflex 127 hazardous or poisonous after curing?

A: Once fully cured, Sikaflex 127 is non-poisonous and safe for general construction and building applications. It emits a slight odor during application, which dissipates after the curing process is complete.

Q: What storage conditions are recommended for Sikaflex 127?

A: Store the unopened sealant in a cool, dry place, out of direct sunlight, and within the temperature limitations stated by the manufacturer. Proper storage extends the product's shelf life up to 12 months from the date of production.

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