Verified by manufacturer 3 months ago
Südanit 230 Alpha Hemihydrate Binder is a specially formulated calcium sulphate binder suitable for the production of top-quality self-levelling (flowing) floor screeds.
CASEA Sudanit 230 Screed is suitable for internal use, for floors in homes, offices, public buildings and places exposed to similar loads. It may be applied as a levelling screed directly onto a load bearing floor, unbonded on a separating barrier (polythene) or as a floating floor and is particularly suited in conjunction with underfloor heating or cavity floors. It should be covered with a floor finish such as tiles, linoleum, parquet, cork or carpet. If a cement based adhesive or smoothing compound is required, the surface of the screed must first be sealed, using an appropriate acrylic primer/ sealer.
A specially formulated calcium sulfate binder suitable for the production of top quality self levelling (flowing) floor screeds, simply by blending with a suitable sand and water on site. Südanit 230 Alpha Hemihydrate Binder complies with EN 13454-1:2004 and is CE marked.
Features and benefits:
M13/10 Proprietary trowelled levelling screeds
M13/120 Proprietary self smoothing levelling screeds
Compressive strength - 28 days
>25 N/mm², >30 N/mm², >40 N/mm².
>5 N/mm², >6 N/mm², >7 N/mm².
(Hardening time, before foot traffic)
12 hours (approximately).
Reaction to fire
Minimum: Bonded, 20 mm. Unbonded, 30 mm. Domestic, 35 mm. Commercial, 40 mm. Over underfloor heating pipes: 25 mm (BS 8204-7); Maximum: 90 mm.