Mike Wye & Associates
Suppliers of Natural Building and Decorating Products
  • Phone us on 01409 281644
  • E-mail us by clicking on sales@mikewye.co.uk
  • Write to us at Buckland Filleigh Sawmills, Buckland Filleigh, Devon EX21 5RN, England.

    Please click here to return to Biofa Products Page

    UNDERCOAT

    Technical Information Sheet

    Characteristics BIOFA Undercoat is a white, well-covering primer made from natural raw materials. It is water- repellent and adheres well to wood, steel, aluminium, copper, zinc and galvanized surfaces. Approved for toys (EN 71) and is sweat and saliva proof (DIN 53160).

    Ingredients Aliphatic hydrocarbons, chalk, titanium-dioxide, talcum, zinc oxide, castor oil, colophony resin ester, citrus peel oil, clay, cobalt, zirconium and zinc octoate driers, ethanol.

    Application For priming prior to BIOFA oil based paints on wood and metal.

    Preliminary treatment Surface must be smooth, dry (max. moisture: 14%) and free from grease. If necessary, clean with Thinner. Remove flaking old paint, otherwise clean and sand. Treat new or very dry exterior wood with Herbal Wood Primer. Prime metal in danger of rusting with Rust Primer. Timber containing acid (oak) or tropical woods (e.g. Framire) for exterior fittings like windows, doors, etc., should be thoroughly cleaned with turpentine substitute, treated with 1% caustic soda and then neutralized with vinegar water and thoroughly cleaned with clean water.

    Directions for use Stir thoroughly before using and if necessary, thin with Thinner. Can be brushed, rolled or sprayed (spraying specifications: firm after 25-30 seconds, nozzle 1-1,5 mm, pressure 3-4 bars). Do not apply below 12°C.

    Important: Make sure to ventilate well when working with the product and while it is drying!


    Drying Dry after 6-12 hours (20-23°C/50-55% relative air moisture). Can be sanded and recoated after 12-16 hours.

    Coverage One litre will cover 8-10 m².

    Cleaning of
    implements
    Clean with Thinner. Leave Thinner to stand, decant clean liquid and use again.

    Storage Seal well and keep in a cool dry place. Keep leftovers in smaller containers and close well to prevent skin.

    Safety precautions Flammable Class A III! Danger of spontaneous combustion!

    Keep rags soaked in Undercoat 1210 in water or allow to dry out completely.
    Keep away from children.
    The raw materials used can cause a smell that is typical of the product.

    Disposal Ask advice about quantities to prevent leftovers. Clean containers and take to a recycling centre. Do not dispose of solvent-based products carelessly. Dried-out leftovers can be disposed of with your household rubbish.

    Notes The technical information on this data sheet was provided by Biofa. If the situation requires you to deviate from it, please contact Mike Wye & Associates (01409 281644). This data sheet supersedes all previous technical information.
    Last amendment 02/12/02

    BACK TO THE TOP