STAR Premium primer for interior-exterior walls against mold

Download technical specifications

Main features

• Quick drying.
• Good adhesion to absorbent and non-absorbent supports.
• Good penetration power, fills pores very well.
• Weather resistance.
• Resistance to alkaline environments.
• Assortment
• Primer for STAR interior and exterior plasters.

Areas of use

It is used for priming surfaces for finishing works in civil and industrial constructions.

Technical specifications

• Appearance: homogeneous dispersion, thixotropic, without mechanical impurities.
• White color
• Density at 20°C: 1.2 – 1.4 g/cm³
• pH: 8-9
• Drying time: 20-30 min
• Coverage: m²/kg/layer
  a) Absorbent support: 5 – 6.
  b) Previously painted support: 7 – 8.

Mode of application

Preparation of application support

Before opening the container, it is cleaned of impurities, to avoid contamination of the product.
The content is homogenized in order to redisperse the possible sediment completely.
It is diluted with water max 1:4, depending on the degree of absorbability of the support.

Application conditions

• Ambient temperature: 12 – 30°C.
• Relative humidity of the environment: max 75%.
• Support temperature: 12 – 30°C.
• Product temperature: 15 – 30°C.
• Do not apply below 10°C or on wet surfaces.
• Support preparation and application

Cement-lime plasters:

It will be taken into account that the new plasters are dry (approx. 28 days after putting into operation).
For old plasters, it will be considered that the repairs carried out are dry.

Very absorbent old mineral plasters:

For this type of plaster, a very good cleaning of dust and dirt must be carried out.

Usual lime and plaster plasters:

It is cleaned of dirt and dust, and any damaged areas are repaired with plaster.

Gypsum boards – cardboard: clean of dust or dirt.

Bricklayers from BCA: clean of dust or dirt.

The existing paint from the huma: can be completely removed by washing or scraping.

Surfaces painted with oil paints: completely removed with appropriate devices (burning, sanding). Damaged areas are repaired with plaster.

Concrete: clean of dust or dirt.

Application methods

• Cement-lime plasters: diluted up to max 1:4 with water
• Very absorbent old mineral plasters: prime until saturation with Amorsa STAR in 1-2 layers, wet on wet, with product undiluted or diluted maximum 1:4 with water.
• Usual lime and plaster plasters: diluted max 1:4 with water.
• Gypsum boards – cardboard: diluted max 1:4 with water.
• Existing huma paints: diluted max 1:4 with water.
• Surfaces painted with oil paints: diluted max 1:4 with water.
• Concrete: diluted max 1:4 with water.
• The product can be applied with a brush, roller or by air spraying.

Maintenance of painting equipment

The equipment used for application will be washed with water both before and immediately after use.

Theoretical specific consumption

Between 6 – 8 sqm/l/layer and varies depending on the specifics of the painted surface.

Packaging, transport, storage, shelf life

PACKING: Polyethylene polypropylene or PET box: 1l; 3l; 5l; 10 l
Marking: Manufacturer’s name, Material name, Type, color, Batch, Date of manufacture/expiration, Nominal volume/net quantity.
Storage and transport: It is stored in dry, ventilated spaces, protected from solar radiation and the weather, at temperatures between 5 – 35°C. Do not store at temperatures below 5°C because the product may deteriorate.
Transport not exposed to solar radiation and the weather at temperatures of at least 5°C.
Terms of validity: 12 months from the date of manufacture, in sealed original packaging, respecting the conditions of storage and preservation.

Safety and hygiene measures

The product is not flammable and is not harmful.

Washable exterior paint
VOC EU limit g/l: cat A/h 50(2007)/30(2010)
Product VOC, max g/l: 50