HUIYUAN bitumen primer/ Primer/ PU coating

Specifications

HUIYUAN-PRIMER is a low viscocity, highly penetrative asphalt primer with special additives to improve the bonding of bituminous materials to the substrate.

FEATURES

HUIYUAN-PRIMER penetrates deep into the porous substrates and provides a firm base surface for bonding of the applied bituminous materials.

APPLICATIONS

Used as a prime coat on concrete masonry, cementitious screeds, metallic substrates etc.prior to application or installation of bituminous materials,built up roofing ,bituminous membranes etc.

ADVANTAGES

l         Compatible with all bituminous products .

l         Excellent penetration and adhesion.

l         Can be applied over damp surfaces .

l         Quick drying and easy application.

TYPICAL PROPERTY

APPEARANCE

Dark brown,drying to black

DENSITY

About 1.01 kg/litre

NON VOLATILE CONTENT

Minimum 30%

FLAMMABILITY

No tendency to flash or ignite.

TOXICITY

Non-toxic

HEAT RESISTANCE

Approx70°Cdepending on operatingconditions .

SHELF LIFE

Minimum 12 months in sealed original container. Under recommended storage conditions

COVERAGE

Coverage rate varies from 0.15 to 0.2 kg/m2 depending on method of application, surface properties and conditions of substrate.

DIRECTIONS FOR USE

Surface preparation:

l         Concrete surface must be clean,sound and free from oil , grease, dirt, dust, and loose particles,It is desirable to dampen the surface the with water if the concrete or blockwork is very dry.

l         Metal surfaces must be wire brushed to remove loose rust ,mill scale etc.Wipe off oil and grease from the surface with a suitable solvent .

Method of application:

l        The primer should be well applied as a thin coat by brush ,roller or byspraying.

l        Allow to air dry until touch dry .

CLEANING OF TOOLS

l         Dip brush in clean water before and during use,for easy of application .during work break periods ,place them in water to prevent caking up of bristles.

l         Clean brushes and tools in soap and water immediately after use .

l         Dried emulsion can be removed with the help of white spirit, petrol,diesel oil etc

SAFETY PRECAUTIONS

l         HUIYAN-PRIMER is non-hazardous in normal use.

l         When the product is wet ,it should be removed from skin by soap and water .but when dry ,suitable cleansers like petrol ,diesel, etc.should be usded .

l         Splashes to eyes should be wash immediately with abundant water.

l         Avoid contact by careful working and use barrier cream or gloves .

PACKAGING

Supplied in 20kg bucket.

STORAGE

l         Store in sealed conventional containers ,protected from extreme weather conditions ,

l         Stir well before use,if stored for a long time .