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MDF

What is MDF? Medium Density Fibreboard (MDF) is an engineered wood product made from fine hardwood and softwood fibres combined with resins and wax. The result is a smooth, uniform board that's free from natural wood defects like knots or warping.

MDF is easy to work with and ideal for painting, cutting, and shaping. It comes in different styles, such as white MDF and laminated MDF, and is often used for projects like decorative wall panelling or ogee skirting boards. Thanks to its versatility, MDF is a popular choice for both DIY enthusiasts and professionals.

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    Hardboard Panel White Faced PEFC 3.2 x 2440 x 1220mm

    With a long and proud tradition of supplying quality timber, timber products, and associated services, Howarth Timber & Building Supplies has established an enviable reputation for its versatility, reliability and expertise. Quality and range of...

MDF

What is MDF Board?

MDF board, short for Medium Density Fibreboard, is a man-made sheet material often used as an alternative to solid wood. It’s valued for its smooth finish, strength, and lack of natural defects like knots or warping.

MDF is made by combining tiny wood fibres—from both hardwoods and softwoods—with resin and wax, then pressing them into dense sheets.

The result is a durable, consistent surface ideal for all kinds of interior projects.

What is MDF Used For?

MDF panels are a popular choice for:

  • Furniture making
  • Wall panelling
  • Shelving and storage
  • Flooring and skirting
  • General joinery projects

    • Its smooth surface makes it perfect for painting or applying veneers, while its stability means it won’t shrink or expand like solid wood.

    Types of MDF Board

    You’ll find several MDF board options to suit different needs:

    • White MDF board – Pre-primed for easy painting.
    • Laminated MDF – Features a wood-look finish, ideal for furniture.
    • Moisture-resistant MDF – For humid environments like kitchens or bathrooms.
    • Ogee MDF skirting board – Adds a decorative touch to walls and floors.

    Since it’s made from recycled wood fibres, MDF is environmentally friendly and helps reduce the need for virgin timber.

    How to Paint MDF

    Painting MDF is easy with the right steps:

    • Sand the surface using 120-grit sandpaper.
    • Wipe clean to remove dust.
    • Apply a water-based or shellac primer and let it dry.
    • Lightly sand again with 220-grit for a smooth base.
    • Add two coats of acrylic, latex, or spray paint.
    • Finish with a clear sealant for added protection.

    Both oil-based and water-based paints work well, but modern water-based options are just as effective and easier to clean up.

    How to Cut MDF Board

    To cut MDF safely and cleanly:

    • Measure and mark your cutting lines.
    • Use a circular saw or table saw with a fine-tooth carbide blade.
    • A sharp handsaw can work for small jobs.
    • Always wear a dust mask and goggles, as MDF dust can be harmful.
    • Sand the edges after cutting for a clean finish.

    Why Choose MDF?

    Whether you're building custom furniture, updating wall panels, or tackling a DIY project, MDF sheets are a versatile and reliable choice.

    With its smooth finish, affordability, and eco-friendly credentials, MDF offers the best of both style and practicality.

    Frequently Asked Questions

    How is MDF made?
    MDF (Medium Density Fibreboard) is traditionally made of wood fibres that have been broken down into residuals, then mixed with wax and resins and heat pressed into dense, durable sheets.
    What are the advantages and disadvantages of MDF?
    The advantages of MDF is that it is hard to both flex and crack. It is also affordable and easy to supply, as well as easier to paint and seal. However, a disadvantage of MDF is that engineered wood is easier to damage than solid wood, and is also a lot heavier, so can’t support too much weight.
    Can you paint MDF?
    Yes, you can paint MDF.

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