(IOM) Ltd - Colas

Quick Set Concrete
(QC10)
QC10, part of the BBA/ HAPAS Approved
Ironwork Reinstatement System, is a rapid
strength concrete. When used as a backfill
concrete QC10 provides excellent lateral
stability to the cover and frame significantly
improving durability of the installation. QC10
is a two-part pack containing special
cements and graded aggregates. It only
requires the addition of water to form a high
strength concrete.
Where to use?
• Backfill of carriageway ironworks
• Deep section repairs
• Rapid post, sign, fence or barrier installation
Preparation
Good concrete practice should always be
observed, to enable the mix to be placed into
position within 4 minutes. Remove all loose
debris, oil and grease and any other
contaminants and work on a sound substrate,
pre-wet area with water.
Mixing
QC10 should be mixed by forced action mixer
or by vigorous hand mixing with appropriate
tool. Mix the inner bag containing the cement
with the sand/aggregate. Add between 1-2 litres
of water and mix thoroughly. A stiff consistent
mix should be achieved. It is essential that this
product is not over watered, add a small
amount of water and mix gradually until a stiff
concrete consistency is achieved.
Application
Apply material over pre-wetted area with a float
and within 4 minutes of mixing to 40mm below
the required surface fill level-compact ensuring
no voids are evident.
Storage
Store in a dry place at temperatures between
5-30˚C.
Shelf life in correct conditions for sealed bags
is 6 months.
Package
25kg Plastic bag or tub.
Safety
www.colas.co.im
For full safety information, please contact our
stores office on 01624 828800.
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