Gypsum Retarder is suitable for gypsum products such as whitewashed gypsum, gypsum-based self-leveling, bonded gypsum, gypsum board, plaster boards, molding plaster, prefabricated gypsum components and other gypsum products.
Gypsum plasters set retarding admixture: admixture which extends the time to commencement of transition of the mix from the plastic to the rigid state.
Gypsum Retarder has stable product quality, small performance differences between batches, and is easy to add.
Technical Data
| Items | Standard |
| Appearance | Pale yellow or yellow powder |
| Water [%] | ≤7 |
| pH-Value (1% solution) | 8 to 11.5 |
| Bulk density [g/cm3] | ≥0.25 |
| Residue on Sieve (50 mesh ) [%] | ≤5.0 |
The specific dosage of the gypsum retarder should be tested according to the variety of gypsum and auxiliary materials before use, and the specific dosage is subject to the experimental data.
