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Marine L4 Mortar - Natural Hydraulic Lime Mortar

Name: Marine L4 Mortar - Natural Hydraulic Lime Mortar
Brand: Cornerstone
SKU: qhEGUS7nhCVntJQJGUYk46

Verified by manufacturer 5 days ago

A dry ready mixed natural hydraulic lime mortar for marine construction.

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Application

Pointing and building mortar for marine applications.
Designed for use in tidal zones and similar applications where the substrate may be submerged or in regular contact with water.
Product can be used where NHL5 would be appropriate for the strength of the substrate.
Suitable for applications in construction where the binder strength is appropriate for the host background or surface.

Factory blended mortar using grade kiln dried sand and St Astier NHL5.

Features and benefits:

Mortar designed for use in tidal zones and similar applications with regular contact with water.
Made-to-order, with an estimated lead time of up to five working days.
Accelerated setting time whilst maintaining all of the virtues of a pure NHL mortar.

Uniclass	Pr_20_31_53_39 Hydraulic lime mortarsPrimary
CAWS	Z21/310 Lime:sand mortar mixes Z21/310 Lime:sand mortar mixes

Mortar type	Batched dry naturally hydraulic lime:sand.
Mix	NHL 5.
Colour	Buff.

Aggregate	5 mm down washed, sharp flint sand.
Flexural strength	0.1 N mm² (at 7 days); 0.3 N mm² (at 28 days). Manufacturer guidance Please note these figures are given as mean measurements, not as guaranteed minimums.
Typical compressive strength	2.9 N mm² (at 7 days); 4.0 N mm² (at 28 days). Manufacturer guidance Please note these figures are given as mean measurements, not as guaranteed minimums.
Water absorption	1.44 kg/m².min⁰·⁵. Manufacturer guidance Please note these figures are given as mean measurements, not as guaranteed minimums.
Reaction to fire classification	Class A1.