--- product_id: 58789255 title: "Natural Hydraulic Lime 5.0, 25 kg Bag" brand: "otterbein" price: "฿22152" currency: THB in_stock: true url: https://www.desertcart.co.th/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag store_origin: TH region: Thailand --- # High water retention capacity 6.5 N/mm² strength at 28 days Superior sulphate resistance Natural Hydraulic Lime 5.0, 25 kg Bag **Brand:** otterbein **Price:** ฿22152 **Availability:** ✅ In Stock ## Summary > 🧱 Build timeless strength with nature’s purest hydraulic lime! ## Quick Answers - **What is this?** Natural Hydraulic Lime 5.0, 25 kg Bag by otterbein - **How much does it cost?** ฿22152 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/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 - • **Salt & Sulphate Shield:** Prevents damaging salt penetration with high sulphate resistance for long-term preservation - • **Durable Strength Build-Up:** Progressive hardening reaching 14 N/mm² in 12 months ensures lasting masonry integrity - • **Elastic & Adhesive Mortar:** High elasticity and excellent stone adhesion reduce cracking and enhance durability - • **Certified Quality Assurance:** EN 459-1 certified with continuous in-house quality monitoring for reliable performance - • **Historic & Eco-Friendly Binder:** Cement- and gypsum-free for sustainable, authentic restoration ## Overview Otterbein Natural Hydraulic Lime 5.0 is a premium, historic-grade, cement- and gypsum-free binder designed for ecological and restoration masonry. It offers high early and long-term compressive strength, exceptional water retention, and resistance to sulphates and damaging salts. Certified to EN 459-1 standards, this 25 kg bag ensures durable, elastic mortar with superior adhesion—perfect for professionals committed to sustainable, high-performance building and preservation. ## 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 | |---------------|-------| | Specification Met | Yes | | UPC | 705911484290 | | Number of Items | 1 | | Manufacturer | Otterbein | | Part Number | A2023009 | | Item Weight | 55 pounds | | Product Dimensions | 26 x 6 x 16 inches | | Is Discontinued By Manufacturer | No | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Material:** Stone - **Brand:** Otterbein - **Item dimensions L x W x H:** 26 x 6 x 16 inches - **Item Form:** Powder - **Item Weight:** 25 Kilograms ## 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.co.th/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag](https://www.desertcart.co.th/products/58789255-natural-hydraulic-lime-5-0-25-kg-bag) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-22*