BETOFROST P20

Group I comprehensive anti-freeze admixture, Group I plasticizer

The admixture is produced in liquid form in accordance with TU 191604636.005-2014 as a 45 % concentration solution.

The admixture is designed for the production of heavy-duty concrete at ambient temperatures as low as -20°C. It is intended for use in the construction of cast-in-place and precast-monolithic concrete and reinforced concrete structures at construction sites and precasting yards.
USE OF THE ADDITIVE
  • The BETOFROST P20 admixture is added to the concrete mix during preparation to prevent freezing during transport and placement, and prior to the start of heat treatment or thermos-curing.
  • BETOFROST P20 is used in the construction of cast-in-place concrete and reinforced concrete structures, the manufacture of precast concrete and reinforced concrete elements at production yards and construction sites, and the preparation of mortars within a temperature range of 0°C to -20°C.
  • When preparing concrete mixes during the winter season, the requirements of TKP 45-1.03-314-2018 (Section 7) must be followed.
  • BETOFROST P20 does not reduce the mix's working time, alter the concrete's color, or cause surface efflorescence. The admixture is chloride-free and suitable for use in reinforced and prestressed structures; it does not cause corrosion of reinforcement or concrete.
DOSING THE ADDITIVE
The recommended dosage of the BETOFROST P20 admixture is 0.6–1.5% of the cement mass, calculated based on the dry matter content of the admixture. The dosage depends on the forecast minimum ambient air temperature.

The dosage of BETOFROST P20 may vary depending on cement content, the water-cement ratio, and concrete curing and hardening conditions.

Design minimum concrete curing temperature, °C

* Admixture dosage, % by mass of cement, calculated based on the dry matter of the admixture

-5 ÷ -10°С

0,6-0,9%

-10 ÷ -15°С

0,9-1,2%

-15 ÷ -20°С

1,2-1,5%

* — The admixture dosage is specified for a standard heavy-concrete mix with a cement content of 400 kg/m³ and a water-cement ratio of 0.4.

When using the BETOFROST P20 admixture, the mixing water content is reduced by 15–25% relative to the initial value.

When using BETOFROST P20 as a Group I plasticizer, the minimum dosage of the admixture (based on the dry matter content relative to the mass of cement) must be 0.6%.

The additive is most effective when administered with water.
Occupational Safety and Health

In terms of its effect on the human body, the BETOFROST P20 additive is classified as a low-hazard substance (Hazard Class IV according to GOST 12.1.007-86).
When handling the product, it is necessary to observe health and safety requirements and use personal protective equipment to prevent direct contact with the skin and eyes.

Do not drink, eat, or smoke while working with the additive.

PACKAGING, TRANSPORTATION, STORAGE
  • The liquid additive is dispensed in bulk into the customer's clean plastic or metal containers of various capacities.
  • The additive is transported by any mode of transport in accordance with cargo transportation regulations.
  • The additive is stored in enclosed spaces at temperatures down to -20°C in hermetically sealed containers.
  • Shelf life is 24 months from the date of manufacture.
  • The additive should be protected from direct sunlight, temperatures above 50°C, and freezing.
  • The additive is a non-flammable liquid.
© ПОЛИСТРОЙХИМ - ЧАСТНОЕ ТОРГОВО-ПРОИЗВОДСТВЕННОЕ УНИТАРНОЕ ПРЕДПРИЯТИЕ УНП 191604636, ОКПО 380484815000
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