Description
MAPEFLEX PU40 – Paintable Polyurethane Sealant for Joints & Cracks (Low-Modulus, 25% Movement)
MAPEFLEX PU40 is a high-performance, paintable polyurethane sealant with a low modulus of elasticity, formulated to accommodate joint movement up to 25%. Ideal for sealing expansion joints, control joints, and cracks in both interior and exterior surfaces, it provides long-lasting flexibility and strong adhesion to most construction materials.
Ideal Applications:
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Sealing expansion and construction joints
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Flexible sealing of cracks in façades, walls, and floors
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Suitable for concrete, metal, wood, and brick
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Use in façade restoration, flooring, precast panels, and more
Key Features:
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Paintable once cured – perfect for visible joint areas
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Flexible up to 25% movement
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Low modulus – ideal for dynamic joints
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Easy to apply with standard extrusion gun
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Excellent adhesion and weather resistance
Technical Specifications:
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Workability time: Approx. 3 hours
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Colours available: White and 111 Grey
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Application method: Extrusion gun
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Consumption:
– 6 linear meters per 600 cc sausage (10×10 mm joint)
– 3 linear meters per 300 ml cartridge (10×10 mm joint)
MAPEFLEX PU40 delivers durable, flexible sealing for dynamic joints—suitable for new construction or repairs where paintability and performance matter.
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