(Formerly known as Nitocote EP901) High chemical resistant protective lining
Nitocote EN901 is an Epoxy Novolac lining designed to provide
Solid content
protection to concrete and steel structures in aggressive
chemical conditions. The material is particularly suitable in
wastewater treatment plants, desalination plants, food
Specific gravity
processing plants, pump and paper mills, electric power
plants, chemical manufacturing plants, fertiliser and
insecticide plants and petroleum refineries. Tack-free time
Nitocote EN901 may be used with or without Fosroc Anti-slip
grains as a heavy-duty floor coating in applications such as
Overcoating time
chemical processing and drum storage areas, loading docks
and ramps. It may also be used in conjunction with glass
Full cure
fibre cloth to increase the thickness of the system or to
reinforce structures subjected to aggressive chemicals. Tensile strength Elongation Flexural strength Compressive strength :
Excellent chemical resistance in pH ranging from 1-14
Hardness Abrasion resistance (1 kg, H-22 Wheels)
Excellent adhesion to properly prepared concrete, mild
Service temperature
The fully cured coating is resistant to the splash/spillage of
Nitocote EN901 is a solvent free, highly crosslinked, high
build epoxy-novolac-based coating. Nitocote EN901 is a two-
part material and can be applied by brush, roller or airless
spray. Nitocote EN901 is grey in colour. It is formulated to be
applied in one or two coats to achieve a minimum total-dry-
Bleach (Sodium hypochlorite) KeroseneBoric Acid *
film thickness of 500 microns. Higher thickness can be
Chemical and abrasion resistant lining
The chemical and abrasion resistant coating shall be
Nitocote EN901, a high build, two-pack epoxy-novolac system
specially designed to provide a tough and impermeable high
The local Fosroc office should be consulted for resistance to
specific chemicals and conditions or when long term
Re-coating
To re-coat, it is imperative that the second coat be applied
Preparation of concrete surfaces
within the specified over-coating time.
All surfaces, which are to receive the lining, must be at least 28
Use of glass fibre reinforcement
days old and have a moisture content of less than 5%. These
surfaces shall be dry, sound and free form debris and loose
Nitocote EN901 may be used in conjunction with glass fibre
material. The substrate must be free from contamination such
cloth to increase the thickness of the system or, where
as oil, grease, wax, dirt or any other form of foreign matter
necessary, bridge fine cracks in the substrate. The cloth should
be laid directly on the first coat whilst wet and should be
pressed in and smoothed out with a split washer roller. A
All blow holes and imperfections should be filled with
second coat should then be applied within the specified over-
Preparation of steel surfaces Use of Fosroc Anti-slip grains
All surfaces should be grit blasted to meet the requirements of
Nitocote EN901 can be used in conjunction with Fosroc Antislip
Grains*† to provide a heavy-duty slip-resistant flooring system.
The lining work should be programmed so that newly cleaned
The first coat will be applied as described above with a
steel is coated as soon as possible before the formation of
minimum film thickness of 200 microns. The base coat should
now be dressed with the chosen Fosroc Antislip Grains.
The recommended procedure is to completely blind the base
Nitocote EN901 is designed to be used without primer.
coat i.e. apply excess dressing aggregate to completely
However, if the condition of the concrete substrate requires
When the base coat has reached initial cure, the excess Antislip
Grains should be vacuum-cleaned from the surface.
It is imperative that the resin be thoroughly mixed with the
The top coat can then be applied. Care should be taken to
hardener in the exact ratios to ensure optimum performance.
ensure that a continuous film is achieved and the surface is
Therefore, the entire contents of the hardener can should be
added to the base container and mixed until a uniform colour
Cleaning
and consistency are obtained, taking particular care to scrape
the sides and bottom of the container. It is recommended that
Nitocote EN901 should be removed from tools and equipment
mechanical mixing be employed using a Jiffy mixer on a slow
with Nitoflor Sol* immediately after use. Cured material can
Application
Once mixed, Nitocote EN901 should be immediately applied
Substrate, ambient and product temperature must remain
to the prepared surface ensuring a continuous coating of
above 15°C during application and curing. Minimum
material/container temperature for spray application is
20°C. Avoid moisture contamination.
Stiff nylon brush or short nap roller is recommended for such
application. Faster rate of application is possible using airless
Nitoflor EN901should not be applied on to surfaces known
to, or likely to suffer from, rising dampness, potential
osmosis problems or have a relative humidity greater than
75% as measured in accordance with BS 8203 Appendix
Application should not be undertaken if the temperature is
Air conditioned storage at high ambient temperatures is
below 5°C, or is 5°C and falling, nor when the prevailing
Nitocote EN901 may not be colour stable when in contact
with some chemicals or direct sunlight. The colour change
Health and safety
will not affect the performance of the protective system
Nitocote EN901 and Nitoflor Sol should not come in contact
with skin and eyes, or be swallowed. Ensure adequate
ventilation and avoid inhalation of vapour. If working in confined
areas, then suitable respiratory equipment must be worn.
Fosroc offers a comprehensive technical support service to
Some people are sensitive to resins and solvents. Wear
specifiers, end users and contractors. It is also able to offer
suitable protective clothing, gloves and eye/face protection.
on-site technical assistance, an AutoCAD facility and
Barrier creams provide additional skin protection. Should
dedicated specification assistance in locations all over the
accidental skin contact occur, remove immediately with a
resin-removing cream, followed by soap and water. Do not
use solvent. In case of contact with eyes, rinse immediately
with plenty of clean water and seek medical advice. If
swallowed, seek medical attention immediately - do not 4 litre packs 1 & 4 litre packs 5 and 20 litre cans
Nitoflor Sol is flammable. Keep away from sources of ignition. Coverage
No smoking. In the event of fire, extinguish with CO or foam. 0.5 litre /m2 @ 500 microns Do not use a water jet. 5.5 - 6.5 m2 per litre Flash points Note: The coverage figure is theoretical - due to wastage
factors and the variety and nature of substrates,
practical coverage figures may be substantially
For further information, refer to the Product Material Safety
When stored in dry air conditioned stores at temperatures
between 15-30°C, in the original, unopened containers
Nitocote EN901 will have a shelf life of 12 months.
If stored at high temperatures the shelf life will be reduced.
Fosroc manufactures a wide range of complementary
Fosroc additionally offers a comprehensive package of
products specifically designed for the repair and
refurbishment of damaged concrete. Fosroc’s ‘Systematic
Approach’ to concrete repair features the following :
anti-carbonation/anti-chloride protective coatings
For further information on any of the above, please consult
your local Fosroc office - as below. ® Denotes the trademark of Fosroc International Limited Important note : Fosroc products are guaranteed against defective materials and manufacture and are sold subject
to its standard terms and conditions of sale, copies of which may be obtained on request. Whilst
Fosroc endeavours to ensure that any advice, recommendation specification or information it may
give is accurate and correct, it cannot, because it has no direct or continuous control over where
or how its products are applied, accept any liability either directly or indirectly arising from the
use of its products whether or not in accordance with any advice, specification, recommendation
Fosroc Chemicals (India) Pvt. Ltd. Head Office telephone fax
++91 80-22240018/120 ++91 80-22233474 [email protected] Regional Offices Bangalore
Ahmedabad : (079) 26762799 Ankleshwar :(02646) 220704/224687 Bhubaneshwar : (0674) 2521176 Chennai (044) 24899949/24853383Chandigarh : (0172) 2639360 Cochin : (0484) 2356668 Coimbatore : (0422) 2472966 Goa : (0832) 2542465 Guwahati (0361) 2548793Hyderabad : (040) 27662324/27662425 Hubli (0836) 3402597 Indore : (0731) 504339/5061477 Jaipur : (0141) 2235349 Lucknow :(0522)
Nagercoil (04652) 2224849 Mangalore: (0824) 22272234 Visakhapatnam : (0891) 2564850
INDIA/2004/0771/A
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(Formerly known as Nitocote EP901)
Re-coating
Application should not be undertaken if the temperature is
Air conditioned storage at high ambient temperatures is
below 5°C, or is 5°C and falling, nor when the prevailing
Nitocote EN901 may not be colour stable when in contact
with some chemicals or direct sunlight. The colour change
Health and safety
Fosroc manufactures a wide range of complementary
Fosroc additionally offers a comprehensive package of
products specifically designed for the repair and
refurbishment of damaged concrete. Fosroc’s ‘Systematic
Approach’ to concrete repair features the following :
anti-carbonation/anti-chloride protective coatings
For further information on any of the above, please consult
your local Fosroc office - as below.