A Presentation on Paints, Varnishes and Distempers Submitted by Bishwajit Barman (145) Shakil Ahmed Sazzad (144)
Paints Paint is applied on timber, metal, brick or other materials in the form of a liquid which, on drying, forms a thin film on the painted surface.
CONSTITUENTS OF AN OIL PAINT A base An inert filler or extender Colouring pigment A vehicle A solvent or thinner A drier
Painting Paint can be applied with a variety of tools: brushes, fingers, painting knives, sticks.
Painting Brush
Painting Types of paint: Tempera Oil Watercolor Gouache Acrylic Encaustic Casein
PROCESS OF PAINTING ON DIFFERENT SURFACES Preparation of surface Knoting Priming Stopping Surface coats or undercoatings Finishing coat.
PAINTING DEFECTS
VARNISH Varnish is a clear, pale, solution of a resinous substance (like amber, common resin, copal, lac or shellac ) dissolved in either oil, turpentine or alcohol.
TYPES OF VARNISH Oil varnish Spar varnish Flat varnish Asphalt varnish Spirit varnish
FRENCH POLISH French polishing is a wood finishing technique that results in a very high gloss surface, with a deep colour and chatoyancy
DISTEMPERS Distemper is a comparatively cheap decorative paint for walls and ceilings applied on brickwork, or plastered surfaces.
Distempering with dry Distemper
Oil Bound Distemper It is form of distemper which the drying oil is rendered mixable with water
GLAZING Glazing consists in securing glass, in prepared opening in iron, steel, masonary or wood work.
GLAZING STEEL FRAMES
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