Ardex A18 Screed Bonding Cement With Colour Indicator.

When mixed with water, ARDEX A 18 produces a slurry ideal for bonding ARDEX Screed Cements. It can also be used for joining daywork joints when a new bay is laid against a set and hardened screed.

• Produces a slurry ideal for bonding ARDEX Screed Cements
• High adhesion strength maximises the bond between the screed and the substrate
• Colour change reduces the risk of the application of screeds into dry bonding slurries
• 60 minute pot life
• 15 minute open time
• For internal and external use

TECHNICAL DATA

COMPRESSIVE STRENGTH:

• After 1 day approx. 8 N/mm²
• After 7 days approx. 13 N/mm²
• After 28 days approx. 26 N/mm²

TENSILE BENDING STRENGTH:

• After 1 day approx. 2 N/mm²
• After 7 days approx. 3 N/mm²
• After 28 days approx. 7 N/mm²

SUITABLE FOR UNDERFLOOR HEATING: Yes

Coverage: 1.5kg of ARDEX A 18 powder per m² per mm application thickness or approximately 11.1m² at 1.5mm thick per bag.

USE:

ARDEX A 18 is used for producing bonding slurries for application over concrete and cement/sand screeds. It is suitable for internal and external use, including swimming pools. ARDEX A 18 can also be used for joining daywork joints when a new bay is laid against a set and hardened screed, including screeds with underfloor heating systems.

STORAGE AND SHELF LIFE:

ARDEX A 18 must be stored in unopened packaging, clear of the ground in cool, dry conditions and protected from excessive draught. If stored correctly, the shelf life of this product is 12 months from the date shown on the packaging.