ARDEX A38 MIX - Rapid cement mortar for screeds

Field of application:

Interior - exterior.

For the processing of cementitious screeds at joints, on separating layers and on insulation layers. Repair and restoration of cement screeds. Discolouration-free laying (staining and efflorescence) of tiles made of natural marble, Jura marble, granite, quartzite and others.

ARDEX A38MIX screeds have the following properties:

• -After only 3 hours they are already walkable. After 2 days they are ready for laying moisture-sensitive floor coverings and after 1 day they reach the minimum strength according to DIN 18560.
• -Complies with the regulations and standards EN 13813 and DIN 18353 for cementitious screeds. The rapid hardening of ARDEX A 38MIX quick setting mortar must be taken into account.

Mixing ratio:

Approx. 1.75 litres water : 25 kg powder, which corresponds to approx. 1 vol. water : 7.7 vol. powder.

Density:

Approx. 1.8 kg/l

Density of the mortar when fresh:

Approx. 2.2 kg/l

Consumption:

Approx. 22 kg powder per m² per cm.

Workability:

Approx. 60 minutes.

Workability:

Approx. after 3 hours.

Compressive strength:

    after 1 day approx. 35 N/mm².

    after 3 days approx. 40 N/mm².

    after 28 days approx. 45 N/mm².

Flexural strength:

    after 1 day approx. 4.5 N/mm² after 1 day approx. 4.5 N/mm².

    after 3 days approx. 5.0 N/mm² after 3 days approx. 5.0 N/mm².

    after 28 days approx. 5.0 N/mm².

Suitable for underfloor heating:

Yes.

Packaging:

25 kg bags net.

Storage:

Approx. 12 months in dry places and in its original closed packaging.