Screed in sand and cement ready for use, with controlled shrinkage, added with semi-structural fibers
SC 1-F
COD: SC 1-F
Cement-based premix with controlled shrinkage, medium-fast curing (4-8 days) for making subfloors with characteristics higher than SC1. Especially suitable for making radiant screeds because of its high thermal conductivity.
categories:
description
is a premixed cementitious powder that, with only the addition of water, results in an ideal screed for the creation of medium-quick hardening and highly reduced shrinkage subfloors, suitable for both indoor and outdoor use, specifically for the installation of resilient coatings and resins. The presence in the mass of of semi-structural fibers (30 x 1) mm made of alkalinity-resistant polymer material reduces the formation of cracks during maturation and increases the resistance to impact and load.
use case
- ► Creation of medium-fast drying screeds with high compressive strength (from 30 to 40 MPa depending on compaction) in adhesion to the slab or floating on sliding sheet.
- SC 1-F is the ideal product for the realization of:
- • Screeds for balconies, terraces and flat roofs.
- • Radiant floor screeds (thermal conductivity λ = 1.9 ± 0.2 W/(m-K)).
- • Low thickness (minimum 2 cm) composite screeds (in adherence to the slab).
- • Floating screeds (on sliding sheet) with a thin thickness (2.5 cm).
- • Composite screeds (if well compacted) for garages to be covered with resins or tiles.
- • Composite or floating screeds for the installation of solid wood.
- ► Heating floors
- The almost total absence of air in the hardened mix (due to its special grain size curve and if well compacted) gives the SC 1-F screed the special characteristic of insignificant shrinkage and expansion movements, combined with its high heat transfer capacity (thermal conductivity λ = 1.9 ± 0.2 W/(m-K)).
- SC 1-F is not chemically aggressive against common types of piping used in heating systems (PEX, multilayer pipes PEX/Al/PEX etc.).
- The normal thickness of screed SC 1-F is (5-6) cm, however, this product is suitable for various thicknesses, up to a minimum of 2.5 cm for floating laying on slip sheet and 2 cm overlay in radiant floors with subsequent laying of marble or large-format porcelain tile.
- In the case of solid parquet laid with glue, the minimum thickness recommended on radiant floors is 4 cm.
- As per the state of the art after the screed has been made and the 14 days from practice (or more, if possible) to reach more than 90% of the mechanical performance of the binder has elapsed, the heating should be turned on (slowly) and then allowed to cool down, before proceeding with the laying of the coatings.
technical features
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Resistente raggi UV
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Reazione al fuoco A1
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Resistente al gelo
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Applicabile con basse temperature (caratt. tecniche)
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Veloce maturazione
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Pedonabile
field of use
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Per interni / esterni
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Pavimenti interni / esterni
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Marciapiedi
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Tetti, terrazzi e balconi
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Piscine
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Cantine e garage
applications
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Monocomponente
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Pronto all'uso
certifications
| Application type | Minimum consumption | Maximum consumption | U.M. | Notes |
| To obtain 1 cm of hardened screed | 18 | 20 | kg/m² | Consumption referred to the product in powder form. |
| Variant | Packaging | ADR | Pallet packaging | Components |
| - | bag - 25 kg | NO |