DIY veneer furniture repair

In detail: do-it-yourself repair of veneered furniture from a real master for the site my.housecope.com.

Damage to furniture, while annoying, is often easy to repair. Consider only that veneer on old furniture is different from veneer produced today.

  • Veneer or wood, matching the texture and species of the starting material
  • Varnish
  • Steel sponge
  • Sandpaper
  • Shellac putty stick
  • Beeswax
  • Bone or skin glue

Tools

  • Scalpel or blade knife
  • Veneer saw
  • Cycle
  • Chisel
  • Steel ruler
  • Soldering iron
  • Iron
  • Plane
  • Screwdriver
  • Nail polish brush

If it becomes necessary to renew the veneered surface, then first of all it is necessary to establish what material the substrate is from. In modern furniture, it is usually plywood or chipboard. Their machine-sanded surface is specially designed for veneering.

However, a solid wood product can also be faced with veneer. Usually it is "ordinary", cheap wood, but veneer, on the contrary, is made of valuable wood and serves as a kind of camouflage, since it gives the product a solid, noble look.

The first factory-made mass-produced veneers appeared about 50 years ago. Older furniture is a combination of expensive and cheap woods.

Regardless of the type of substrate, our restoration work only applies to the top layer of noble wood, only a few millimeters thick.

  • Determine the nature of the damage to the veneer
  • Prepare material
  • Clean up the damaged area, smooth out cracks in the wood
  • Buy suitable veneer or wood from a specialty store
  • If the repair is of a local nature, then cover the surface of the furniture so as not to damage other areas. Take care of good lighting.
  • Make patches
  • Seal scratches with putty
  • Drive into the slits of the slats
Video (click to play).

Hot glue under the swollen veneer is heated with an iron, after which the veneer is pressed with a clamp.

Thoroughly clean the area under the swollen veneer from old glue and inject fresh glue with a syringe. Moisten the veneer and cut crosswise if necessary.

Usually, the incorrect positioning of the sheets leads to swelling of the veneer. then, after gluing, small wavy bulges form - this means that the material was too dry. It is necessary to detect and eliminate all swellings in time, otherwise the appearance of cracks and cracks cannot be avoided.

Bloating on old furniture may be corrected with a hot iron (medium heat). A damp cloth placed on top will also help, which will make the veneer more elastic. Under the bubble, you can inject glue with a syringe, after which this place must be gently rubbed with your thumb and then secured with a clamp.

To eliminate such a defect in modern furniture, heating with an iron and a little pressure will be enough.

Sometimes the surface to be treated - for example, varnished, has defects. This surface should be restored before processing can begin. Find a small piece of flawless veneer that matches the texture of the veneer on the surface to be repaired.

Cut a window on the defective area. Attach a piece of veneer to this place. Make sure that the texture of the main background and the "patch" are exactly the same. Once you have found the desired position, use the scalpel to cut the patch exactly along the contour of the removed piece of veneer.

The damaged spots in the facing layer should be removed and "patches" should be made from veneer of a suitable texture and shape.

The knife or scalpel should be held at a slight incline in order to obtain a suitable patch. Make cuts across the texture, sometimes in a zigzag pattern, to avoid splitting the wood. The patch now fits exactly in place. It must be secured with an adhesive paper strip. Use a wedge-shaped hammer to gently smooth down the joints. The transition from the base veneer to the patch should be almost imperceptible. The restored surface can now be processed further.

The strength of the glued veneer depends on the condition of the substrate. Complications do not arise when veneer is glued to plywood. The surface of the latter is leveled by machine, and the veneer should only be cleaned in an appropriate way before laying. It is a completely different matter when a facing layer of noble wood is applied to the planed surface of the sawlog.

The "patch" lies under the veneer, which is being restored.

Both parts are cut in one step.

A solid wood base often has defects such as protruding knots that must be removed with a hole drill. After that, the blind hole is closed with a suitable circle of wood, if necessary, the protruding parts are cleaned with a file or sandpaper. Large defective areas are hollowed out in the form of a diamond. A new part is inserted into this place.

The resin that has emerged on the surface is removed with a special solvent.

There are three ways of finishing the veneer surface: waxing, polishing or - which is the simplest for a DIYer - transparent varnish. However, the latter method cannot always be applied. For example, antique furniture requires a different approach. To determine which one, you need to know how the surface of the product is processed or its approximate age. The point is that the distinction between clearcoat and varnish is difficult to establish. Only a specialist can confidently distinguish between the soft natural gloss of a shellac varnish varnish from the hard varnish gloss of a cellulose varnish applied with a brush. So, for the information of non-professionals: good transparent varnishes appeared about 50 years ago.

The polish is applied with a swab using soft curved lines in the form of eights. This ensures deep penetration of the polish into the pores of the wood.

To cover with polish using a swab, the covering layer must first be primed and sanded. Polishing should be carried out in continuous smooth sliding movements. Each pass on the surface should be working, that is, leave the thinnest layer of polish. After drying, the surface should be well sanded with a horsehair brush to give it a noble velvety shine.

Often it is necessary to repair damage on the surface of polished furniture. Minor scratches can be repaired with furniture polish. Small burnt holes are carefully cleaned with cycles and filled with putty or beeswax. The latter can, in contrast to putty, be applied to an already processed tree; it can be combined with varnish and varnish.

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After the wax is slightly heated, small pieces are removed from it and pressed with a knife into the damaged area. Then rub this place with a soft cloth dipped in turpentine.

Imperfections in raw, untreated wood can only be repaired with putty after varnish has been applied. Putties are available in all shades.

Deep damage, affecting not only the varnish layer, but also the veneer, is repaired with shellac putty of a suitable tone.

The filling material is heated until it falls off in thick drops. Then the wax is taken with a knife and added to the filling material.

Shellac hardens relatively quickly. The protruding material is removed by cycles until it hardens.

A deep scratch that has cut through a layer of varnish or varnish inevitably leaves traces on the wood itself. Sometimes restoration with a kolinsky brush and suitable art paint helps. Oil paints are also used, for example, when toning wax, if it is necessary to fill a large hole. The recesses are filled only after thorough cleaning of the surface.

White spots on polished or clear lacquered surfaces are caused by heat, most often from hot objects such as hot dishes placed on the polish. Such defects are eliminated with shellac varnish, a mixture of turpentine and linseed or camphor oil.

The recesses in the polished or varnished surface are filled with shellac varnish of the appropriate tone. A few drops of varnish are heated and injected into the hole. After the varnish has hardened, the surface is carefully polished in circles with the thinnest steel "washcloth".

After restoration work, the surface of the product should be completely smooth. Carefully smooth the polish in the direction of the texture with a thin steel wool. After you've removed the residue again, apply the shellac base. Sanding again with sandpaper (# 240) is followed by a final surface treatment. Apply several thin coats of varnish with a flat brush. Give the renewed surface a shine with a linen cloth soaked in a special agent.

After the shellac putty has hardened in the restored places, it must be carefully leveled with a thin steel "washcloth"

On the cleaned surface, carefully apply a nourishing polish with a lump of linen cloth.

Over time, cracks appear on the surface of old tables made from glued solid boards, often at the end, and sometimes in the middle of the tabletop. In both cases, this can be corrected by inserting wedge-shaped plates into the slots (according to the thickness of the tabletop). Wedges are cut from a piece of wood that matches the furniture. The workpiece is processed with a plane, and then with a file until it is slightly thicker than the gap itself. At the end, the wedge is driven into the slot by tapping a hammer lightly.

After driving in, the wedge should protrude slightly above the table surface so that it can be leveled.

Since the crack rarely runs in a straight line, it must be straightened after removing dirt and possible chips. The smoother the surface, the stronger the adhesive bond. The wedge should fit very tightly into the gap. If the crack is in the middle, a dovetail-shaped wooden plate is glued on the back to prevent further cracking.

Once the glue has set, the wedge is carefully cut with a plane. Work carefully, being careful not to touch the main surface. The final alignment can be done with sharp cycles.

1. After cleaning and leveling the gap, measurements are taken, along which the plate of the desired shape is cut.

2. Cut the wedge-shaped plate (slightly larger than the slot) with a plane.

3. Glue the finished wedge into the slot. The table top with spacers on the top and sides is clamped in a vice.

4. To prevent new cracks from appearing, a dovetail-shaped wooden plate is glued into the countertop from the back side.

Has the old furniture lost its former luster? tired, but it's a pity to throw it away? All this is fixable: you can improve the appearance so that no one even thinks that the furniture is for many years. Do-it-yourself furniture restoration is painstaking work. But you don't have to do anything super complicated. Some methods are so simple that everyone can do it (this is, of course, not about antiques).

Video (click to play).

No matter how carefully the furniture is handled, scuffs, scratches, stains still occur. They are easy to eliminate. The main thing is to know how and with what.

      If the wood surface has simply lost its luster, look for a wood care product that contains orange oil. Take a clean sponge, slightly dampen it and heat it in the microwave for 20-30 seconds. Spraying the product from a spray bottle, wipe it with a hot sponge (hands should be in rubber gloves with a spray inside).

    A hot sponge and orange oil cleaner will restore the shine of wood furniture

    Such transformations are possible using a marker, alcohol and wax.

    Restoring a layer of varnish is a tricky business. Any furniture restoration begins with cleaning and degreasing and repairing the lacquer coating too. We use dishwashing detergent diluted in water: safe and reliable. After drying, proceed to the renewal of the polish.

  • On dark furniture, the scratch can be painted over with iodine, achieving the desired color with the number of layers or diluting it with water. If you have furniture markers, you can use them.
  • Deep scratches that have turned white cannot be painted over. There are other methods:
    • Make a mastic with 4 parts melted wax and 3 parts turpentine. This paste is applied to the polish and rubbed with a soft cloth.
    • If you have a shoe polish of a suitable color, you can cover it with it, and then polish everything with a cloth.

    Scratches are painted over, then the coating is restored

    You can simply refresh the faded polish on furniture with do-it-yourself mixtures:

    1. Two parts each of linseed oil and turpentine and one part vinegar. All mix, apply with a swab, wait until it is absorbed and polished.
    2. Mix oil and beer in equal parts and wipe the furniture with this compound. After absorbed, grate.
    3. A more shiny surface will be if the beer is boiled with a piece of wax, cooled and applied slightly warm to furniture. When the composition is absorbed, the surface is rubbed to a shine.

    A few more recipes in the video.

    Quite often you have to remove the polish: this is not the most fashionable finish. Modern furniture is most often painted with opaque or tinted paints, and the surface is matte. In any case, the polish must be removed. There are several ways. Since varnishes are different in composition, they have to be selected empirically. But one of the methods should work.

    1. You can mechanically remove old polish from furniture. If you have a sander, the process will go faster, if not, take coarse sandpaper and clean off the varnish layer until wood appears. Then take a fine grain and grind it to an even surface. Mechanical removal does not always work. Sometimes even a grinder does not work: the polish does not peel off, but begins to melt and stink. Then the tactics are changed.
    2. You will need a piece of old glass. You put on gloves and break it into several fragments. With the sharp edges that have formed, brush off the coating to the wood. If there are chamfers and indentations, it is convenient to scrape them out with sharp edges. After the main layer of polishing is removed, with fine-grain sandpaper, everything is brought to a smooth state.

    Do-it-yourself furniture restoration often requires harsh measures: some types of polishing can only be scraped off with glass

    If the old furniture was prepared for painting, it must be cleaned of dust, wiped with a damp cloth and allowed to dry. After that, level everything with putty, smooth out all irregularities, wait until it dries. Take sandpaper and sand again, first with medium, then fine grain. Next, apply a layer of primer and wait for it to dry.

    Application of varnish with a brush when restoring polishing of furniture

    The primer is bought for the paint that is going to be used, or the paint can be diluted with a compatible solvent and covered instead of primer. After drying, you can paint.

    You can paint with a roller or brush. Usually several coats are necessary: ​​do not try to apply a lot of paint at once, as drips may appear. Better to apply several thin coats.This will make the surface even and uniform in color. Another trick: for uniform coloring, the layers are applied in different directions - along, then across. This also applies to the application of the varnish.

    Some varnishes are easier to work with when they are warm. They are heated a little and then applied with a spray gun or brush. When warming up, you need to be careful: vapors may flare up.

    In the order of staining: first, paint the inner surfaces, edges and joints, then move on to the outer ones. With this sequence, there is less chance of getting dirty or touching the already painted surface, ruining it.

    If the varnish coating is even, without defects, and it needs to be painted over, you can do without removing this layer. There are special primers for difficult surfaces. Coat the surface with them, and paint after drying. They have components that even penetrate the varnish layer. Therefore, the paint will be well applied and hold for a long time. But such soils have a drawback: they are expensive. But they significantly save time.

    Some secrets of wood coloring (including brushing and painting in two colors) are in the article "How to paint the lining". For a few secrets of even application of acrylic paint, see the video.

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