SecilTek NHL 3.5 Hydraulic Lime 25kg (Off White)
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£75.96 GBP
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Description
Natural hydraulic lime (NHL) is used in the creation of mortars and plasters, offering a more compatible and flexible alternative to traditional sand/cement mixes. This makes it particularly advantageous for use in traditional and historic buildings.
Features & Benefits:
- Complies with EN 459-1:2011 standards
- Initial setting time: 1 hour
- Final setting time: 30 hours
- Colour: Beige
- Free water content: ≤ 1.0%
- Apparent density: 0.60 ± 0.05 kg/dm³
- True density: 2.7 g/cm³
- Fineness: 90 µm ≤ 15.0%, 200 µm ≤ 5.0%
- Expansion: ≤ 2.0 mm
- Penetration: > 10 mm and < 50 mm
- Air content: ≤ 5.0%
- Compressive strength (after 28 days): ≥ 3.5 MPa and ≤ 10.0 MPa
- Free lime content (Ca(OH)2): ≥ 25.0%
- Sulphate content: ≤ 1.0%
Specification Weight 25.00 kg Manufacturer Code NHL 3.5 Brand SecilTek Colour Off White Pack Quantity 1 Pack Size 25kg Length 350mm Thickness 100mm Width 530mm