Shellac Flakes — Wax In
Traditional shellac in the convenient form — pure, uncut, genuine.
Wax-containing flake is the bridge between two worlds. The chemistry is the older chemistry — the 5–6% natural wax that has always been in shellac, that finishers worked with for centuries before anyone stripped it out. The form is the modern form — machine-pressed flake, thin and easy to weigh and quick to dissolve.
It is the grade for the practitioner who wants what shellac has always done, in a form that fits a working shop. Most commercial shellac sold today is dewaxed flake — a twentieth-century industrial form, chemically distinct from anything the early finishing manuals describe. Wax-containing flake keeps the resin intact. The wax stays where it has always been, while the flake form itself spares the time and trouble of working with whole buttons.
That is the shellac on this page.
What the wax does
The natural wax in shellac is not a contaminant. It is a structural component of the resin as it leaves the lac insect, and it stays with the shellac through every traditional processing path. Walker and Steele measured it carefully in 1922: roughly 5–6% by weight, consistent then and consistent now. (The 25% figure that turns up in some luthier forums is a measurement artifact and should be retired.)
The wax sits inside the resin in a self-assembled, bicontinuous structure — interleaved with the shellac rather than dissolved into it. It is not covalently bonded to the resin; solvent dewaxing can wash it out, which is how dewaxed flake is produced. But left in place, the wax contributes to the way the dried film behaves: a little more flexibility, slightly different optical properties under raking light, the soft cloudy suspension in the bottle that practitioners who grew up with traditional shellac recognize on sight.
This is the chemistry French polishers and traditional finishers have been working with all along. It is not the same film as dewaxed shellac. It is not meant to be.
When to reach for it (and when not to)
Wax-containing flake is the right choice when shellac is the finish — top to bottom, sealer through to topcoat. The natural-wax film is what most French polishing manuals describe, what most antique restorers are matching against, what most musical instrument finishers want under the polish.
It is also the right choice when the working life of a piece will be measured in handling, not in standing water or aggressive solvents. The wax-containing film is durable, reversible, repairable — everything shellac has always been.
There is one place to reach for dewaxed flake instead: under polyurethane. Wax-containing shellac is not a reliable sealer beneath polyurethane topcoats — the wax interferes with adhesion. If polyurethane is going on top, dewax. For every other compatible combination — varnish, lacquer, oil — clean wax-containing shellac is fine as a barrier coat, and on its own as a finish it is the older and truer thing.
Who uses it
French polishers — the technique grew up around wax-containing shellac. The deep, glassy, unmistakably old surface that French polishing produces was developed on this chemistry. Flake form is what most contemporary French polishers reach for when whole buttons are more material than the job calls for.
Furniture restorers — period-correct work on nineteenth- and early-twentieth-century pieces calls for the wax-containing film. The visual register is right; the way it ages is right; the repairability is right.
Instrument repair shops — guitars, mandolins, the broader stringed-instrument world. Where the bench builds a finish in light coats over weeks, flake is faster to mix and easier to keep on hand than buttons or seedlac.
Finishers who work shellac as shellac — no oil, no lacquer, no urethane on top. The full traditional film, in the form that fits a working shelf.
The varieties we carry
Three grades, spanning a useful tonal range. From light to dark:
Hand Made Lemon Yellow Shellac Flake — the traditional hand-made form. Thicker, more irregular than machine-made flake; warm cinnamon amber-orange tones in the dissolved film. The right grade for restoration of older interior and furniture finishes where the visual register of the finish needs to match what was originally there. Best on mahogany, rosewood, cherry, and other warm-toned woods.
Lemon Shellac Flake — our most widely used flake. A warm creamy lemon-yellow-orange in the flake; the dissolved cut is a touch lighter than the dry flake suggests. The general-purpose wax-containing grade — what most practitioners reach for first when they need a flake-form shellac without a specific tonal brief.
Black Shellac Flake — the darkest flake we carry. On light-toned woods, the first coat develops a rich medium cordovan, with a bluish-red mahogany cast. A second coat deepens to a dark cordovan-toned black. A third coat lands at a deep black with a shadowed hint of blackish-purple. The grade for finishers building dark, period-correct interior trim or the dark furniture of the late nineteenth century.
Many practitioners keep one wax-containing flake on the shelf for general work and reach for the dark or the hand-made grade when the piece asks for it. If you would like a recommendation for a specific job, an email or a phone call will get you a real answer from someone who knows the material.
Reference: the pound cut chart — dry weight of flake per gallon, quart, and pint at the common working cuts.
Browse the grades below.
