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Historic Pointing Mortar - Moderate Strength, Coarse


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


25 kg

Water Consumption

approx. 4.5 l each bag


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.


• 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


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.


The substrate must be dry, clean and free from loosely attached particles. Sufficiently wet absorbing masonry before.


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).


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.


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.


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