Biokil Crown Antifreeze Rapid Setter. Accelerating & Frost-Proofing Admixture for Cementitious Applications. Biokil Crown Antifreeze Rapid Setter is a liquid admixture designed to accelerate the setting time of cement-based mortars, concrete, screeds, and renders. It also provides frost protection during the setting period, even in sub-zero temperatures, making it ideal for cold weather applications.. Key Features & Benefits. Accelerated Setting: Reduces setting times, allowing for faster finishing, even in cold conditions.. Frost Protection: Provides protection down to -8°C in wet mortar during the setting period.. Versatile Use: Suitable for mortars (non-reinforced), floor screeds, internal and external cement-based rendering, and non-structural concrete.. Plugging Aid: Can be mixed neat with cement for emergency repair plugging.. Product Details. Appearance: Clear green liquid.. Active Content: 20–30% Calcium Chloride w/v.. Specific Gravity (20°C): Approximately 1.2.. pH: 9–11.. Packaging: Available in 5 Litre and 25 Litre containers.. Storage: Store at moderate temperatures; will reconstitute by stirring after freezing.. Shelf Life: Minimum 2 years when stored as per manufacturer's instructions.. Application Instructions. Dosage: Add 2.5 to 5 litres per 50kg of cement, depending on the degree of acceleration required.. Mixing: Add to the mix at the same time as water. Reduce the required quantity of water accordingly.. Temperature Considerations: All materials must be free from ice, and the temperature of the mix prior to placing should not be less than 4°C.. Post-Application: Cover concrete after placing until the minimum strength is obtained or until the temperature rises above freezing.. Limitations. Not suitable for use in mixes containing High Alumina Cement.. Do not overdose or mix with other additives in the same gauging water.. Not suitable for structural concrete or where brick ties are present.. Health & Safety. Irritating to eyes and skin. Avoid contact with skin, eyes, and clothing. In case of contact, rinse immediately with plenty of water and seek medical advice. If ingested, give plenty of water to drink and seek medical attention. Keep out of reach of children and animals.
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