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Sikaflex®-423 PowerCure - Sealant

Name: Sikaflex®-423 PowerCure - Sealant
Brand: Sika Limited
SKU: 3aM4P5qPikhGje1gMttYz

Verified by manufacturer 3 months ago

Sika Limited

An accelerated polyurethane sealant for floor joints and civil engineering applications.

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+44 (0)1707 394444 Website

Application

The product is used for the following horizontal and vertical interior and exterior joint sealing applications:

Warehouse and production floor areas.
Sewage treatment plants.
Tunnels.
Car park decks.
Pedestrian and traffic areas.
Sea walls.

Description

Sikaflex®-423 PowerCure is a one-part, accelerated, elastic polyurethane sealant. It seals many kinds of joint configurations in floors and civil engineering structures. The elasticity is maintained over a wide temperature range and high mechanical and chemical resistance provides good durability.

Features and benefits:

High movement capability: ±25% (ISO 9047).
Fast development of mechanical properties.
Very good mechanical resistance.
Very good resistance to specific chemicals.
High resistance to weathering.
Good durability.
Non-staining to a wide range of substrates.
Monomeric diisocyanate content <0.1%: no user safety training needed (REACH restriction 2023, Annex XVII entry 74).
Bubble-free curing.
Good adhesion to many construction materials.

General information

Color	Grey
Finish	Smooth
Material	Polyurethane
Shape	Formless
Length	320 mm
Width	50 mm
Height	50 mm

Uniclass	Pr_30_31_76_65 Polyurethane (PUR) construction joint sealantsPrimary
CAWS	E40/530 Sealant E40/530 Sealant

SKU Code	713122

Specification data - Polyurethane (PUR) construction joint sealants

Classification data
Standard	To EN 15651-1 and EN 15651-4.
Material	One-part polyurethane.
Colour	- Manufacturer guidance Consult manufacturer and insert requirements.
Density	To ISO 1183-1, ~1.30 kg/L.
Tensile Modulus	To ISO 8339, ~0.65 N/mm² at 100% elongation (+23°C), ~1.00 N/mm² at 100% elongation (−20°C). Manufacturer guidance Secant tensile modulus.
Elongation at break	To ISO 37, ~800%.
Accessories	None. Sika® PowerCure Dispenser.

Sustainability data

Contains Red List materials	No
Country of material origin	Germany
Country of product manufacture	Germany
Material	Polyurethane
Carbon dioxide equivalent
Carbon dioxide equivalent, as defined in BS EN 15804 Self-declared
Stage Normalised unit (kg CO₂ eq/kg) Declared unit (kg CO₂ eq/kg) Stage:A1–A3 ('Production stage') Normalised unit : 4.79 (kg CO₂ eq/kg) Declared unit : 4.79 Lower emissions
Recyclability	0
Recycled content As defined in clause 7.8 of BS EN ISO 14021	0 %