Aerated Concrete Bonding Plaster

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The Name of the Product     : GESERGAS 520

Product Group               : Aerated Concrete Bonding Plaster

Description                     : Cement-based, high performance, easy to apply, unary, aerated concrete bonding plaster reinforced with chemical additives.

Packaging Type             : In 25 kg craft bags

Color                               : Gray

Standard                         : TS EN 998-2

Areas of Use                   : For bonding of aerated concrete walls on internal and external facades.

Characteristics/Advantages : High adhesion strength,

                                    Resistant to water, frost, moisture and heavy weather conditions.

                                    High water permeability.

                                    Easy preparation and application.

                                    Non-flammable.

Ministry of Public Works Position No         : 04.478

Technical Characteristics   :

Appearance                                                          : Gray powder

Dry Mortar Unit Weight                                     : 1600±100 kg/m³

Compressive Strength (28 Days)                        : > 10 N/mm²

Flexural Strength (28 Days)                               : > 3 N/mm²

Water Absorption                                                : < 2kg/m²h^0.5

Water Vapor Permeability                                 : µ:15/35

Fire reaction                                                        : A1 Class

- These figures are provided for temperatures between +23±2 ºC and for 50±5% relative humidity.

Application Information :

Application Temperature                                    : (+5°C) - (+35°C)

Settling Period                                                     : 10 minutes

Can be processed for                                           : >120 minutes

Mixing Ratio                                                        : 7 lt water / 25 kg powder

Hardening Period                                                : 48 hours

Surface Preparation   :

The surfaces to which this product will be applied to should be clear of substances that may prevent perfect adherence such as form oil, dust, paint, dirt, detergents, etc.

Application                :

• Slowly add 25 kg’s of Gesergas 520 aerated concrete bonding plaster to 7 liters of water in the mixing container and mix with a slow-speed mixer until a pellet-free mixture is obtained.
• Wait for 10 minutes for settling, and then mix for another 1-2 minutes then apply.
• The adhesive mortar should be applied with a toothed trowel to horizontal and vertical surfaces. The places aerated concrete should be rammed from above and from the sides into its place.
• During bonding, the joint sections of columns and partitions with the aerated concrete block should be ensures with Gesergas 520.
• Do not apply under direct sun light, rain and during strong winds.
• The prepared mortar should be consumed maximum within 3 hours.

Consumption:   1,5 - 2 kg/m² (when applied at a thickness of 1 mm)

Storage Life   :

The expiry date is 8 months from the date of production provided that it is stored in sealed (unopened) original package and not subject to direct sunlight and frost and with maximum 8 times piling.

Safety Precautions/Warnings:

• Use between +5 Cº and +35 Cº.
• No foreign substance may be added to the prepared mortar.
• The expired mortar should not be re-used by mixing with water or dry mortar.
• Do not apply under direct sunlight.
• Do not apply on surfaces subject to sunlight for prolonged periods or that are very hot/cold or frozen.
• Before affixing, the concrete blocks should be dampened.
• Do not inhale the dust of the product since the material is cement based; avoid contact with the skin and eyes.
• View Product Safety Data Sheet for more information about health and safety titles.

Hazard Warnings:

R 36/38     : Irritating to eyes and skin.

Safety Warnings       :

S 2             : Keep out of the reach of children.

S 28           : Wash with plenty of water in case of contact with the skin.

S 36/37/39 : Use protective clothing, gloves, goggles/mask while working with the product.

Xi : Irritant

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