Descriptio

UNDERPEG AL X, is a liquid additive, plug accelerator for the production of shotcrete with wet system.

Field

• First applications of high-strength shotcrete.

• Waterproof plaster applications in water tanks, reinforcing tanks, dams, swimming pools and docks.

• Rock and slope stabilization

• Underground cladding concrete

• Permanent spray mortar and concrete coatings

Features

UNDERPEG AL X can be used in all types of wet spray concrete. The acceleration effect of UNDERPEG AL X depends on the type, dosage and age of the cement, the temperature of the shotcrete and surface, the thickness of the layer, the spraying process and the equipment.

• High initial strength.

• Low rebound application.

• Increases adhesion between shotcrete and rock and concrete, facilitates applications at height.

• Does not contain chlorine Utilisatio

• Regarding UNDERPEG AL X, the dosage for layers applied at once and with a thickness of up to 20 cm. is between 3 and 7% by weight of binder.

• The appropriate dosage should be determined by preliminary trials.

Standards

• ASTM C 1141 Type II

• EN 934-5 Table 2

Technical specifications

• Chemical structure: Mixture of special inorganic substances
• Intensity: 1.48± 0.02 Kg/L (20 °C)
• Alkaline content: ≤ %20 (NF EN 480–12)

Storage conditions

• Store in the original packaging. • Always keep the product in its packaging closed in the open air.

• Avoid mixing with air – filling should be done with a closed system. The packaging of the product must always be properly sealed.

• Do not store in aluminum packaging.

• The storage temperature must be higher than + 5°C.

• If it is stored in its original unopened and undamaged packaging, it is suitable for use for 3 months from the date of manufacture.

• Unpackaged products should be consumed as soon as possible. The product is available in 1,000 kg IBC tank and in bulk.

Compatibility

• UNDERPEG AL X, Superpeg and Hyperpeg are compatible with PEGASUS products.

• UNDERPEG AL X, can be used with all types of cement according to EN 197-1. It is recommended to contact PEGASUS technical support for use in special cement types.

Precaution of use

• Contact of the additive with skin and eyes should be avoided and in case of contact, wash thoroughly with water. In case of contact with the eyes, wash immediately and thoroughly with water and consult a specialist. Gloves, protective masks and goggles should be worn during use. • For more information, see the Safety Data Sheet (MSDS).