SecilTek NHL 3.5 Hydraulic Lime 25kg (Off White)
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.
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.
Features & Benefits:
- Certifications: EN 459-1:2011
- Initial Setting Time: 1 hour
- Final Setting Time: 30 hours
- Colour: Off-white
- 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: ≤ 2.0mm
- Penetration: > 10mm and < 50mm
- Air Content: ≤ 5.0%
- Compressive Strength (28 days): ≥ 3.5 and ≤ 10.0 MPa
- Free Lime Ca(OH)2: ≥ 25.0%
- Sulphate Content: ≤ 1.0%
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.
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.
Features & Benefits:
- Certifications: EN 459-1:2011
- Initial Setting Time: 1 hour
- Final Setting Time: 30 hours
- Colour: Off-white
- 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: ≤ 2.0mm
- Penetration: > 10mm and < 50mm
- Air Content: ≤ 5.0%
- Compressive Strength (28 days): ≥ 3.5 and ≤ 10.0 MPa
- Free Lime Ca(OH)2: ≥ 25.0%
- Sulphate Content: ≤ 1.0%
| 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 |
Branch Delivery products are typically delivered within 2-3 working days. Once you submit your order, you will be contacted by your local branch to arrange a specific date and time that works for you.
Please note that deliveries are to the kerbside only. Please ensure you have the necessary ability and equipment (if required) to move the items into your property.
. Our Next Day delivery service is made by DPD.
- Order by 4:00pm Monday – Thursday for next day delivery.
- Order by 10:30am Saturday for Monday delivery.
- Orders placed after 10:30am Saturday will be delivered on Tuesday.
- Delivery will take longer over bank holidays and Christmas.
Please use a mobile number when ordering so we can send you tracking details by text message. You will receive a 1 hour delivery window via text message. When you receive the text message, you will be able to change your delivery or leave instructions if you aren’t going to be in.
Next Day products are available across most of the UK, however, restrictions apply in certain areas postcode area:
| Country | Location | No Next Day Service Available | 2 days | 2 days + |
| ENGLAND | Channel Islands | Y | ||
| Isle of Man | Y | |||
| Scilly Islands | Y | |||
| SCOTLAND | Ayrshire | KA27, KA28 | ||
| Grampian | AB31 to AB56 | Y | ||
| Inverness & Highlands | IV1 to IV63, KW0 to KW14 | Y | ||
| Orkney | KW15 to KW17 | Y | ||
| Perthshire | PH15 to PH18 | Y | ||
| Perthshire | PH19 to PH50 | Y | ||
| Argyll and Scottish Islands | PA20 to PA78, HS1 to HS9 | Y | ||
| Shetland | ZE1 to ZE3 | Y | ||
| Stirlingshire | FK17 to FK21 | Y | ||
| NORTHERN IRELAND | Y |
Supplier Direct products are delivered on Bradfords behalf from our network of trusted suppliers. After you place your order, our trusted supplier will contact you regarding delivery.
Although most Supplier Direct products are available nationally, restrictions and surcharges may apply subject to your postcode.
Whether you have changed your mind or the goods you have received are faulty, and wish you to return the goods, please contact the issuing branch. Our branch staff will be able to give you advice on the best way to return goods to us.
For our returns policy, please see our full terms and conditions.
