Discover the SecilTek NHL 3.5 Hydraulic Lime, a 25kg bag of superior off-white lime designed for creating durable and sympathetic mortars and plasters, especially suited for traditional buildings. Certified to EN 459-1:2011 standards, you can trust in its quality and effectiveness for all your building needs. <P><P> This natural hydraulic lime (NHL) is formulated to offer better compatibility and performance compared to conventional sand/cement mixes, ensuring your restoration and construction projects achieve the highest standards of quality and authenticity. <P><P> Whether you are working on historic renovation or new builds, SecilTek's NHL 3.5 provides the perfect balance of workability and strength. From its optimal setting times to its ideal density and compressive strength, every attribute is geared towards providing reliable, long-lasting results. <p><p> <strong> Features & Benefits: </strong> <br> <ul> <li> Certifications: EN 459-1:2011 <br></li> <li> Initial Setting Time: 1 hour <br></li> <li> Final Setting Time: 30 hours <br></li> <li> Colour: Off-white <br></li> <li> Free Water Content: ≤ 1.0% <br></li> <li> Apparent Density: 0.60 ± 0.05 kg/dm³ <br></li> <li> True Density: 2.7 g/cm³ <br></li> <li> Fineness: 90 µm ≤ 15.0%, 200 µm ≤ 5.0% <br></li> <li> Expansion: ≤ 2.0mm <br></li> <li> Penetration: > 10mm and < 50mm <br></li> <li> Air Content: ≤ 5.0% <br></li> <li> Compressive Strength (28 days): ≥ 3.5 and ≤ 10.0 MPa <br></li> <li> Free Lime Ca(OH)2: ≥ 25.0% <br></li> <li> Sulphate Content: ≤ 1.0% <br></li> </ul>

Brand Name	SecilTek
Manufacturer Model No	NHL 3.5