--- product_id: 58789255 title: "Natural Hydraulic Lime 5.0, 25 kg Bag" brand: "otterbein" price: "₨311120" currency: LKR in_stock: true category: "Otterbein" url: https://www.desertcart.lk/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag store_origin: LK region: Sri Lanka --- # High water retention 6.5 N/mm² 28-day strength Superior sulphate resistance Natural Hydraulic Lime 5.0, 25 kg Bag **Brand:** otterbein **Price:** ₨311120 **Availability:** ✅ In Stock ## Summary > 🧱 Build timelessly with Otterbein – where heritage meets high performance! ## Quick Answers - **What is this?** Natural Hydraulic Lime 5.0, 25 kg Bag by otterbein - **How much does it cost?** ₨311120 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag) ## Best For - otterbein enthusiasts ## Why This Product - Trusted otterbein brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Achieves 14.0 N/mm² compressive strength at 12 months, ensuring durable masonry. - • **Flexible yet Firm:** High elasticity and low elasticity modulus deliver crack-resistant mortar. - • **Salt-Proof Shield:** Prevents damaging salt penetration, protecting your structures long-term. - • **Stone’s Best Friend:** Exceptional side adhesion for seamless integration with natural stone. - • **Historic Purity, Modern Performance:** Cement- and gypsum-free natural hydraulic binder for eco-conscious restoration. ## Overview Otterbein Natural Hydraulic Lime 5.0 is a premium, cement- and gypsum-free hydraulic binder designed for ecological and historic building restoration. Certified to EN 459-1, it offers high sulphate resistance, excellent water retention, and strong adhesion to stone, achieving up to 14.0 N/mm² compressive strength after 12 months. Ideal for durable, breathable mortars that protect masonry from salt damage while maintaining flexibility. ## Description Calcidur NHL 5 Composition HYDRADUR NHL 5 is a natural hydraulic lime acc. to EN 459-1. It is produced through burning and staking a specifically selected shell limestone. The stabilizing process of HYDRADUR NHL 5 is effected through carbonation and hydraulic hardening. HYDRADUR NHL 5 is free from cement Properties historic, cement- and gypsum-free natural hydraulic binder high sulphate resistance low-tension hardening process very good subsequent hardening properties no penetration of damaging salts into the masonry high elasticity and water retention capacity in mortar produced very good side adhesion at stone low elasticity module Application For the production of plaster- and brick mortar in ecological, biological building construction, in the restoration and preservation of historic buildings. Storage Dry, if possible on wooden shelves and protected against draft. Technical data Bulk density: approx. 0.55 kg/dm3 free CaO: approx. 30% SO3: approx. 0.5 % Compression strength ( acc. to EN 459-2): 28 days: approx. 6.5 N/mm2 6 months: approx. 11.0 N/mm2 12 months: approx. 14.0 N/mm2 Safety instructions HYDRADUR NHL 5 reacts strongly alkaline with water, thus: Protect skin and eyes, rinse thoroughly with water in case of contact, immediately contact doctor in case of eye contact. Quality-monitored production HYDRADUR NHL 5 is continuously tested in our plant laboratory within the scope of our in-house monitoring with respect to the fulfilment of composition and properties. This will ensure a uniform quality of the product. HYDRADUR NHL 5 has the quality certificate „Building lime“ and is certified acc. to EN 459-1. ## Features - Historic, cement- and gypsum-free natural hydraulic binder - High elasticity and water retention capacity in mortar produced - No penetration of damaging salts into the masonry - High sulphate resistance, low-tension hardening process - Very good side adhesion at stone, low elasticity module ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06X3YMWQS | | Best Sellers Rank | #1,251,460 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #487 in Flooring Adhesives & Mortars | | Brand | Otterbein | | Brand Name | Otterbein | | Color | Off-White, Gray | | Customer Reviews | 5.0 out of 5 stars 3 Reviews | | Grade Rating | Commercial | | Item Dimensions | 26 x 6 x 16 inches | | Item Form | Powder | | Item Weight | 25 kg | | Item dimensions L x W x H | 26 x 6 x 16 inches | | Manufacturer | Otterbein | | Material | Stone | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | A2023009 | | Specification Met | Yes | | UPC | 705911484290 | | Unit Count | 881.85 Ounce | ## Product Details - **Brand:** Otterbein - **Color:** Off-White, Gray - **Item Form:** Powder - **Item dimensions L x W x H:** 26 x 6 x 16 inches - **Material:** Stone ## Images ![Natural Hydraulic Lime 5.0, 25 kg Bag - Image 1](https://m.media-amazon.com/images/I/41soXnkqfWL.jpg) ## Questions & Answers **Q: Can you use this to paint over exterior brick. If so, are there directions for mixture on the package?** A: The product is natural hydraulic line It is a building material which is a binder There are no directions ever for making Lime paint also all the writing is in German However it is very easy to make a lime wash simply add enough water to create the consistency you desire probably about three times more water than lime by volume Also historically a small amount of Linseed Oil Or other options to change the consistency ## Frequently Bought Together - Otterbein Natural Hydraulic Lime 5.0, 25 kg Bag - 1/2" Ag Hydraulic Quick Connect Tractor Couplers with Dust Caps,Poppet Pioneer Style ISO 5675 Hydraulic Quick Coupler 1/2" NPT Thread & ISO 5675 Body --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.lk/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag](https://www.desertcart.lk/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag) --- *Product available on Desertcart Sri Lanka* *Store origin: LK* *Last updated: 2026-11-05*