A blue and gray bucket containing a powdered screed additive named AS 51 EXPRESS. It is designed for reducing the amount of water needed in screed applications. The label on the bucket displays information such as the weight (10 kg) and an article number (Art. No. 82258). The background is predominantly gray with a prominent yellow and blue design. The product aims to enhance efficiency in construction projects by optimizing water usage.

UZIN AS 51 Express Powder Screed Additive

Additive to reduce the amount of mixing water and to shorten the setting time of cement screeds

  • reduces the amount of mixing water by up to 25%
  • shortens the setting time
  • for conventional cementitious and calcium sulphate screeds
  • reduces tensions and cracks
  • heatable after 3 days
  • very high strength

Applications

Main application area:

  • screed additive to create conventional cement and calcium sulphate screeds according to DIN 18 560-1. Helps reduce the amount of mixing water and shorten the time until the screed is ready for covering.


Extended application field:

*At 20 °C and 65% relative humidity, with thickness up to 5 and 7 cm with underfloor heating system.
Packaging

plastic canister incl. measuring cup

Pack size

10 kg / 14.7 l

Shelf life

min. 12 months

Water / cement value

max. 0.5

Colour

white-yellowish

Functional heating

after 3 days*

Ready for covering

after 12 - 14 days*

Minimum application temperature

5 °C at ground level

Strength

with 50 kg cement: min. C25-F5; with 75 kg calcium sulphate: min. C25-F4

Dosage

max. 0.24 % (ref. to cement weight), see "Recommended mixture per pump filling"

Article number Packsize Shipping unit
82268 10 kg / 14.7 l
Pallet :
24
Icon_EMICODE EC1 PLUS_GB
Icon_LEED_contributing_product

Products and accessories

Level PIN

Self-adhesive height-measurement markers for smoothing compounds and screeds

Smoothing trowel

For applying smoothing compounds

Swiss trowel

For applying smoothing compounds

Installation systems for screeds, floors and wood flooring

Machinery and special tools for substrate preparation and installation of floor coverings

Complete product range for installation, renovation and maintenance of wood flooring

Resin and cementitious floor finishes combining performance and design

Installation systems for tiling and natural stone

High quality painting, plastering and drywalling tools