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Natcem 35 6pp A4 01_15 PHP:Layout 1
NATCEM 35 is a fast setting and fast curing PRODUCT SHEET
IssueDate:September 2016
mortar with a rapid strength gain that is resistant Part financed by the European Community European Regional

to chloride penetration, consisting of a blend of Development Fund and managed by Yorkshire Enterprise

NATCEM Reg.31 Approved Cement Binder,

specially selected dried graded aggregates all

passing a 2mm sieve and retarders.

Concrete repairs reinforcement and formwork. Well reinforcement. Ensure a minimum Cleaning Yield Precautions
Remove all loose material dampen the surface with water thickness of material of 10mm Clean all tools with water Generally 1 x 25kg bag of We strongly recommend the NATCEM 35
from the concrete and the ensuring there is no standing at all times. Protect the surface immediately after use. NATCEM 35 mixed with 3.6 litres use of GLOVES, GOGGLES and
reinforcement. It is only necessary water. Mix the material, dampen from direct sunlight or wind until of water will produce 10 litres of MASK. Full details are given on a
to remove the loose rust from the surface again and then apply setting has completed. Once Storage finished mortar. separate sheet.
the reinforcement. Prepare the theNATCEM 35 as previously the NATCEM 35 has set allow at NATCEM 35 is packaged in
surfaceas described previously. recommended ensuring that the least 1 hour before applying any a polythene inner bag with a How to specify Approved for use in
Fix any necessary replacement NATCEM 35 is worked around the surface coatings or covering. re-sealable tie within a stitch NATCEM 35 shall be mixed and public water supplies.
sealed woven polypropylene applied to prepared surfaces all Reg.31 Approved
outer bag that should be stored strictly in accordance with the Issue no. 3 Oct 2012
Setting times in dry conditions and will last for manufacturers instructions.
NATCEM 35 is designed to at least twelve months.
commence setting at 35 minutes
and finish setting at 40 mins at Setting time & strength gain Description • Setting holding down bolts
20°c. In winter NATCEM 35 can NATCEM 35 is a fast setting and fast • Floor screeds
be used down to 0°c. The set will Start Set 35 Min at 20°c curing mortar with a rapid strength • Bedding blocks
• Stone and bricks
be slower but can be accelerated End Set 40 Min at 20°c gain that is resistant to chloride • In contact with potable water
by using warm water. In very penetration, consisting of a blend of • Fine moulding.
hot temperatures the set will Flexible Compressive NATCEM Reg.31 Cement Binder,
be faster and can be slowed by Strength (Mpa) Strength (Mpa) specially selected dried graded
Cut back loose and spalling concrete Wire brush any reinforcement to using cold water. aggregates all passing a 2mm sieve Properties
a minimum depth of 10 mm. remove any loose rust. 1 Hour 2.2 9 and retarders. • Fast setting
3 Hours 2.5 16 • Excellent adhesion
24 Hours 3 21 Uses • Low shrinkage
7 Days 4.8 29 • Waterproof renders • Low modulus of elasticity makes
28 Days 7 50 • Work in and around sewers it very effective on poor or friable
substrates
• Industrial floor repairs
Strength continues to develop thereafter. • Work in food factories • Excellent resistance to pure water
Conforms with the requirements of EN1504-3 CLASS R4 • Concrete repair and sulphated water
• Work in and around the sea • Excellent resistance to aggressive
• Animal sheds and silage pits chemicals
• Garage pits • Very good cohesion and mixing

Well dampen the concrete with Mix NATCEM 35 as instructed • Basement tanking • Fine compact surface
• No curing necessary. It can be
• Farm yards and cess pits
water ensuring no standing and place the mortar, ensuring • Pipe joints and benching coated, covered or painted as soon
water. at all times a minimum thickness • Sealing garage pits as setting is complete
of 10mm. Distributed by: • Fast general repairs and • Can be used in wet conditions
construction work • Can be used under water
• Work wherever pollution or • High Strength
chemical attack is likely • Low carbon dioxide permeability
• Overhead and horizontally • Low water permeability.

15 Fountain Parade, Mapplewell, Barnsley, South Yorkshire S75 6FW www.naturalcement.co.uk
e. enquiries@naturalcement.co.uk t. 01226 381133 f. 01226 381177
www.naturalcement.co.uk