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DUROSTICK PRIMER-PU

Primer for polyurethane sealers

DUROSTICK PRIMER-PU

DUROSTICK PRIMER-PU

TECHNICAL SPECIFICATIONS

Form-Color

Liquid-Pale yellow

Density

1.00±0.05kg/lt

Drying time

2-3 hours depending on weather conditions

Application temperature

From +10 °C to +35 °C

VOC (Volatile Organic Compounds):
Limit value of maximum VOC content per EU (Directive 2004/42/EC) for this product (category Α/h: «Binding primers», Type SB): 750 gr/lt (2010). Ready to use product contains maximum 444 gr/lt VOC.

PROPERTIES

A mixture of isocyanate prepolymers, suitable for increasing the adhesion of each type of polyurethane sealant. Necessary for all porous surfaces. Its application improves grip and ensures long lasting, unbreakable and complete bonding.


APPLICATIONS



PRIMER-PU is applied to surfaces made of concrete and plaster, bricks and clay roof tiles. Apply it also to surfaces such as cement boards and aircrete as well as marble (pic.2), etc. It is absolutely necessary for priming the expansion joints on roofs (pic.1), and the junctions between horizontal and vertical surfaces, as well as priming the perimeter joints of door and window frames.

USE

1. Surface preparation
The substrate must be sound, dry and free from oil and dust.
2. Application
Apply it undiluted, using a small, narrow brush.
Apply PRIMER-PU on the porous surfaces and after an hour, the earliest, to three hours, the latest, apply the polyurethane sealant, DUROFLEX-PU.
After the application is completed, reseal the container in order to avoid the material coming in contact with any humidity.

NOTES



After drying, the product is harmless to health.

CONSUMPTION



15-20ml/linear meter, depending on the width and depth of the joint.

STORAGE



Store in dry places, for at least 12 months after production date.

SAFETY DIRECTIONS



The product is classified as flammable and harmful. It is recommended to keep away from the reach of children and applied in well ventilated areas. Before use, refer to the cautions on the product packaging or the Material Safety Data Sheet.

PACKAGING



Carton box with 12 containers of 250ml each one
Carton box with 15 containers of 500ml each one