1 1/2Sika Primer-3N

Product Data SheetEdition 03,2008.Identification no. 5.1.011Version No. 01Sika Primer-3N

Description 1-component, solvent containing primer based on epoxy-polyurethane

Uses Primer on porous substrate for Sikaflex PRO-2HP, Sikaflex PRO-3WF,Sikaflex-Construction, Sikaflex-15LM and Sikaflex-221 joint sealants.

Advantages Universal primer

Easy to apply brush

Good wetting properties

Can be applied to damp (not wet) substrates.

Product DataForm/Colour Liquid / Transparent, slightly yellowish

Packaging 1 litre/tin

Storage Dry, cool, shaded place (temperature from +10oC to 25oC)

Shelf-life Min. 12 months, if stored properly in well-sealed, original container

Technical DataBase Polyurethane-epoxy

Density ~ 0.9 kg/ltr

Viscosity 10 15 mPas.

Flash point < 21oC

Consumption Consumption varies, depending on the porosity of the substrates

On sound concrete ~ 150 gr./m2

One litre of Sika Primer-3N is normally sufficient for the application of ~200 to 400 sausages of 400ml unipacs Sikaflex joint sealant, dependingon joint size and absorbency of substrate.

Flash off time Waiting time before application of joint sealant:

Minimum 30 minutes

Maximum 5 hours

Application temperature +5oC to 35oC

Sika Primer-3NPrimer for Joint Sealant

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Sika Limited (Vietnam)Head Office:Nhon Trach 1 Industrial Zone,Nhon Trach Dist., Dong Nai Prov.Tel: (84-61) 3560 700Fax: (84-61) 3560 699

Sika Primer-3N

ApplicationSubstrate Substrate to be sound, free from oil and grease. Loose particles, dust

and coating must be completely removed.

Max. admissible substrate moisture content 8%

Application Apply Sika Primer-3N evenly in a thin layer by brush or roller

The primer forms a bonding coat between the sound substrate and thesealant. Sika Primer-3N is unsuitable as a cleaner or to densify porous/sanding substrates

Health and Safety informationEcology In liquid state, Sika Primer-3N contaminates water. Do not let get into

sewers, waters or soil but dispose of property in accordance with locallegislation.

Transportation class ARD/RID CL 3.2f.5b)

Waste disposal Do not let get into sewers, waters or soil but dispose of property inaccordance with local legislation.

Important notes Sika Primer-3N contains volatile, flammable liquids.

Keep away from open flames, refrain from smoking

Only use in well ventilated areas.

Wear goggles and gloves during application

Disclaimer The information, and, in particular, the recommendations relating to the application and end-useof Sika products, are given in good faith based on Sikas current knowledge and experience ofthe products when properly stored, handled and applied under normal conditions in accordancewith Sikas recommendations. In practice, the differences in materials, substrates and actual siteconditions are such that no warranty in respect of merchantability or of fitness for a particularpurpose, nor any liability arising out of any legal relationship whatsoever, can be inferred eitherfrom this information, or from any written recommendations, or from any other advice offered. Theuser of the product must test the products suitability for the intended application and purpose.Sika reserves the right to change the properties of its products. The proprietary rights of thirdparties must be observed. All orders are accepted subject to our current terms of sale anddelivery. Users must always refer to the most recent issue of the local Product Data Sheet for theproduct concerned, copies of which will be supplied on request.

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