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Composition and Properties
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GEMPATCH ERM is a 2 part trowelable epoxy repair mortar
which is solvent free.
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It is suitable for over coating with GEMCOAT EFS epoxy
sealer, and then GEMCOAT EFC epoxy floor coating.
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It is formulated to fill cracks & holes in concrete and
has good impact resistance.
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It is ideal for factory floors, changing rooms, toilet &
shower blocks etc.
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It has low temperature cure and will tolerate damp
surfaces and less than perfect surface preparation
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Physical properties
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Odour: low odour
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Solids: 100%
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Coating Type: Epoxy
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Packaging: Two part pack - makes up 2 or 8 litres
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Mix ratio: 1:1
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Pot Life: 30 min at 20 degrees Celsius
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Coverage: 1 metre/litre @ 1cm DFT(theoretical - depends
on substrate)
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Cure tack free: Typically 1-4 hours - will vary according
to temperature & humidity
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Cure hard 24 hours for light foot traffic,7 days full
cure
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Surface Preparation
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Concrete must be 28 days
old.
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Remove laitance (alkaline
salts on the surface formed during concrete cure) by either acid etching
with 5% hydrochloric or grinding.
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All oil, grease , and
other contaminants must be removed (GEMPREP 2000 is recommended).
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Loose rust, scale, and old
paint must be removed.
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Method of Application
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Add hardener to
base and thoroughly mix by hand or with a putty knife on a board or
similar.
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Tack free is usually 1-4 hours.
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Handling Precautions
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Avoid contact with eyes
and skin.
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Do not ingest.
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Use with adequate
ventilation.
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Protective clothing ,eye
protection, and gloves should be worn.
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Do not breathe vapor
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Keep away from children.
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