ARSETSpecialty Concrete

Alkali-Slica Reaction Controlling Admixture

ARSET STOP ASR

ARSET STOP ASR is a chemical additive developed to prevent and control the Alkali-Silica Reaction (ASR) that may occur in concretes containing reactive aggregate.

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Technical profile

Material data,
at a glance.

Key properties and declared technical characteristics for product selection and initial evaluation.

Chemical Base
Lithium based
Color / Appearance
Light brown liquid
pH
4,00 – 4,00
Density
1,20 ± 0,03 g/cm3
Chlorine Content (%)
<0,1 (EN 480-10)
Corrosion Behavior
Contains only components according EN 934-1 Annex A.1
Dangerous Substances
Comply with annex AZ

Performance

Product advantages

  • It does not adversely affect the wet and hardened properties of concrete.
  • It does not damage the steel reinforcement.
  • It does not contain chlorine.
  • It allows the use of regional aggregates.
  • It extends the life of concrete.
  • Compatible with concrete additives

Application range

Areas of use

  • In concretes containing high alkali cement and highly reactive alkali aggregate
  • On bridges and highways
  • At airports
  • In water structures such as dams and harbors
  • In industrial buildings

Use guidance

From selection
to application.

01

Application

ARSTEP STOP ASR is added to the concrete mixture after 70% of the mixing water is used. Since ARSET STOP ASR contains water and the addition of admixture will increase the total concrete water / cement ratio, the concrete mixture water should be reduced in the ready mixed concrete plant and the mixture design should be done accordingly.

02

Dosage

The dosage of ARSTEP STOP ASR varies according to the alkali amount of the concrete components and the activity. Example calculation: The alkali amount of the cement is determined. ARTEP STOP ASR is taken as 5.50 kg per kg alkali-silica. In cement with 0.5% alkali rate; The alkali amount is converted to decimal value and multiplied by the cement dosage in the concrete. Cement dosage for 300 kg: 0.005 x 300 kg = 1.5 kg Alkali amount in concrete: 1.5 kg x 5.50 kg = 8.25 kg ARSET STOP ASR / m³ concrete

Specification & supply

Standards, formats
and handling.

01

Standards

  • Arset Stop ASR ASTM C 494 Type S
02

Packaging

  • 30 kg plastic drum
  • 250 kg drum
  • 1000 kg container
04

Storage

Shelf life is 12 months from the date of production when stored in original unopened and undamaged packages (drums, barrels, IBC containers) at temperatures between +5 °C and +35 °C, protecting from direct sunlight, excessive heat and frost. If the product has waited for a long time, make it homogeneous by mixing slowly at low speed with mechanical methods before using the product. Some subsidence may occur during long-term storage. In this case, the product can be used by filtering. Make sure that the product does not freeze.