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Application

Suitable for construction and refurbishment projects where the screed needs to be trafficked or overlaid quickly. Typical fast track applications include shopping centres, hospitals, schools, retail outlets.

IMPORTANT: All specification information must be checked against the individual site requirements. Flowcrete advises that specifications are confirmed with their technical experts.

Description

A semi-dry cementitious screed incorporating proprietary accelerating, water reducing and shrinkage compensation additives. Standard and Heavy Duty Isocrete Fast-K Screed can be utilised in bonded, unbonded or floating screed constructions. Isocrete Fast K-Screed Heavy Duty is a thicker formulation of Isocrete Fast K-Screed Standard.


Features and benefits:

  • Fast cure.
  • BS 8204 -1.
  • Early installation.
  • Workability properties.
  • Use with under floor heating.

General information

Finish

Trowelled

Floated

Material

Cement

Warranty description

Ten year

Uniclass

Pr_35_31_06_12 Cementitious levelling screed mixesPrimary

CAWS

M10/130 Proprietary quick drying levelling screeds

M10/7 Proprietary quick drying levelling screeds

Specification data - Cementitious levelling screed mixes

Cement

Portland Cement CEM 1.

Cement additions

Required.

Coarse aggregate

6 mm single size aggregate.

Fine aggregate

Sharp sand.

Additives

Fast K additive.

Bond strength

>1.5 N/mm².

BRE test

Category A.

CompressiveStrength

Standard: >25 N/mm².

Heavy duty: >30 N/mm².

Cure time

Light traffic: 8 hours, Full traffic: 3-5 days, Curing under polythene: 12 hours.

Density

1800–2000 kg/m³.

Fibre reinforcement

Isocrete PP Fibres or D49 steel fabric for unbonded or floating applications.

Impact resistance

Category A.

Bonded

15 mm (M bond primer).

20 mm (Polymer 70 primer).

Unbonded

40 mm.

Floating (domestic): 65 mm.

Floating (commercial): 75 mm.

Floating (acoustic insulation): 40 mm.

Thickness range

15–100+ mm.

Uses

Fast track construction and refurbishment projects for shopping centres, hospitals, schools, and retail outlets, etc.

BIM objects

BOS

NBS BIM Object Standard

This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.

Find out more about the NBS BIM Object Standard.

Platform Compatible Version
Revit
-

3

IFC
-

2