Historic Pointing Mortar - Moderate Strength, Coarse 25kg by Otterbein Save Liquid error (product-badge line 32): -Infinity% $35.25 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Histocal® Traditional Masonry And Grouting Mortar MG II, Coarse Pre-Blended NHL based mortars - Just add water. For applications and mortar joints over 1/4 inch wide. Technical Data Product Brochure Weight 25 kg Water Consumption approx. 4.5 l each bag Composition HISTOCAL® Historic Masonry and Grouting Mortar MG II (coarse) consists of natural hydraulic lime NHL 5 acc. to EN 459-1, pozzolan and grain-classified crushed lime sands. Properties • free of cement • grading curve according to historic findings • high natural water retention properties • very good side adhesion • highly permeable • low-tension hardening process • low E-module - high elasticity Application For laying bricks and grouting of historic masonry (e.g. natural stones, bricks). We recommend our HISTOCAL® Historic Masonry- and Grouting Mortar MG IIa in case of buildings subjected to humidity. Substrate The substrate must be dry, clean and free from loosely attached particles. Sufficiently wet absorbing masonry before. Processing To be processed with all commonly used mortar mixers (continuous mixer, gravity mixer, blunger) and by hand. Watch for uniform and correct consistency (well earth-moist to plastic). After-treatment Protect fresh mortar until sufficient hardening (usually several weeks) against premature drying-out through sun radiation and draft (e.g. hinge with jute sheets kept moist or spray with mist nozzles). The mortar must be protected against frost for several weeks until sufficient hardening has been achieved! Special notes The air and surface temperature must be at least 5 ° C and maximum 25 ° C. HISTOCAL® Historic Masonry and Grouting Mortar MG II (coarse) shall only be used in the original state without additives. Storage Dry, if possible on wooden shelves and protected against draft. Technical data Grain size: 0-4.5 mm Solid mortar raw density: approx.1.75 kg/dm³ Compressive strength 28 days: approx. 3 N/mm² Flexural strength 28 days: approx. 1.0 N/mm² E-Module: approx. 3.5 kN/mm² Safety instructions Mortal will react very 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 HISTOCAL® Historic Masonry and Grouting Mortar MG II (coarse) is continuously tested in our plant laboratory with respect to the fulfilment of composition and properties. This will ensure a uniform quality of the product. HISTOCAL® Historic Masonry and Grouting Mortar MG II (coarse) is certified acc. to EN 998-2.