Technical masonry mortars

We offer suitable mortars for aerated concrete, cinderblocks and limestone blocks.

Refractmur

Refractory masonry mortar - M20

Field of Application

Refractmur is recommended for open fire and barbecue flues.
Refractmur is also recommended for all jobs where early-age strength is necessary.

Characteristics

Refractmur is a dry mortar for refractory masonry, ready to mix, based on aluminium cement. Refractmur resists temperatures of up to 800°C.

Consumption

Yield: 1 tonne dry mortar: 560 litres of masonry mortar 25 kg dry mortar: 14 litres of masonry mortar

Technical data

Particle size distribution

0 - 2 mm

Apparent density

± 1,850 kg/m

Water requirement

± 13%

Spread

1.7

Air content

± 10 %

Compression strength at 28 days

≥20 MPa

Flexural strength at 28 days

≥ 5 MPa

Adhesion at 28 days

≥ 0.2 MPa

Heat resistance

up to 800°C