Admixtures for calcium sulphate screed
PRONTOPP® XTRA Speed ST
PRONTOPP® XTRA SPEED is an additive for the production of self-levelling calcium sulphate screeds that are ready to be laid quickly by using PRONTOPP® Compound anhydrite self-levelling screed binders.
PRONTOPP® XTRA SPEED is a one-component additive that already contains all the auxiliary materials required to formulate stable, reactive, flowable and quick-drying calcium sulphate self-leveling mortars.
- Provides quick ready-to-lay after 14 days
- Stabilizes self-levelling screed mortars with a slump of up to 32 cm.
- Rapid setting and hardening gives high early and final strengths (CA-C35-F6 and higher).
- Light foot traffic after 24 hours, partially loadable after 48 hours at 20 ° C.
- Fully compatible with the KNOPP AZO technology for sinter-free surfaces.