Carpinus betulus
Hornbeam
Pale, ruthlessly dense, and famously hard. The wood old joiners reached for when they needed plane bodies, mallet heads, and water-mill cogs that would not give up.
- Geteeld en geoogst in Europa.
- Botanische groep. Naaldhout komt van coniferen en loofhout van loofbomen.
- De botanische familie waartoe de houtsoort behoort.
Ontvang bericht zodra het binnenkomtReferentiehoutsoort. Momenteel geen stukken op voorraad.
Is dit geschikt voor uw project?
Zeer geschikt voor
- Plane bodies and mallet heads
- Tool handles and chisel handles
- Turned work, bowls, finials, pepper mills, fine spindles
- Joinery accents, wedges, splines, drawbore pins, dovetail keys
- High-wear surfaces, chopping boards, butcher blocks, jig faces
- Gear teeth, cogs, and replacement parts in restored mills
Geen Hornbeam in de huidige uitgifte
Vergelijkbare houtsoorten op voorraad
Momenteel is er geen Hornbeam. Deze houtsoorten zijn geschikt voor dezelfde projecten en zijn wel beschikbaar.
Bericht ontvangen over Hornbeam
We sturen u een e-mail wanneer nieuwe boomstambladen van Hornbeam bij KORENA binnenkomen. Elk stuk is uniek, dus tijdig bericht is belangrijk.
Uiterlijk van het hout
Hoe het eruitziet
Creamy white to pale straw, sometimes drifting to light grey-brown with age. Grain is irregular and often interlocked; texture is fine and even. Almost no figure, no drama, its character is in the surface itself, which polishes to a hard, near-ceramic feel that softer pale woods cannot match.
- Creamy white to pale straw when fresh
- Drifts to light grey-brown with age and UV
- Occasional grey streaking on slower-grown stock
- Almost figureless, reads as a clean, even pale ground
- Polishes to a hard, near-ceramic surface sheen
- Irregular grain, fine even texture.
Bewerking
Bewerking
A specialist wood. Density and interlocked grain blunt edges fast. Expect to sharpen often and feed slowly. Planing tears out unless irons are keen and the cut is light; a scraper or sander often finishes better than a plane. Drilling and routing demand sharp carbide. The reward is on the lathe, where it turns to a fine, crisp surface and holds detail other woods crush. Glues and screws well once pre-bored. Steam-bends reasonably for such a dense species.
Afwerking
Sands to a glassy surface if you stay patient and step through the grits. Takes hard waxes, oils, and lacquers cleanly. Stains can blotch on the interlocked patches. Test first. Burnishes beautifully on the lathe; many turners leave it bare or oil-only.
Drogen
Dries slowly and moves a lot, tangential shrinkage of 11 to 13 percent puts it among the most mobile European hardwoods. Prone to distortion, surface checks, and case-hardening if rushed. Air-dry under weight, then finish in a kiln on a gentle schedule. Acclimatise in the workshop for several weeks before machining, and design for movement in any wider piece.
Hoeveel zal het werken?
Hout zwelt en krimpt over de breedte wanneer de lucht vochtiger en droger wordt. Schat de seizoenswerking van een blad van Hornbeam voordat u de bevestigingen ontwerpt.
Verwachte seizoenswerking
ongeveer 13,7 mm
Groot. Gebruik bladwervels of sleufbeugels, laat ruimte aan de uiteinden van eventuele kopregels en laat het boomstamblad vóór de montage acclimatiseren.
Lineair krimpmodel: breedte × (krimp ÷ 28 % vezelverzadiging) × seizoensverschil in vochtgehalte. Gebruikt 12 % tangentiële krimp voor Hornbeam. Dit is een planningsschatting, geen garantie.
Wat het kost
Veiligheid en herkomst
- Geteeld en geoogst in Europa.
- Status op de Rode Lijst van IUCN: de wereldwijde beoordeling van de beschermingsstatus van deze houtsoort.
Food-contact safe once finished, which is why it has a long history in kitchen tools and chopping blocks. The dust is a known skin irritant and can sensitise on repeated exposure. Wear long sleeves, run good extraction, and mask up when sanding.
Lees de volledige gidsUitgebreide informatie over tekening, kleurverandering, bewerking en stabiliteit.
What Hornbeam actually is#
Carpinus betulus is the wear wood. At 735 kg per cubic metre and 7,260 N Janka it is the second hardest measured species in this catalogue, behind only robinia, and it has a fine even texture with no strong grain direction.
That combination, hardness without a pronounced grain to split along, is what made it the traditional wood for things that get hit, rubbed and worn: plane soles, mallet heads, gear teeth in windmill and watermill machinery, butchers blocks, and cogs.
It is not a decorative wood and it was never used as one.
Reading a hornbeam slab#
Colour is pale, near white to light cream, sometimes with grey streaking. Figure is minimal. The texture is fine and even and the surface has a slight natural lustre.
The characteristic feature of the tree is fluting: the trunk grows with pronounced longitudinal ridges rather than round, which is why hornbeam logs look twisted and why converting them to wide clean boards is awkward. Expect irregular widths and a good deal of waste.
Grain is frequently interlocked, following the fluting.
The movement problem#
Vragen van kopers
Vragen van kopers
Why is Hornbeam used for tool parts and machinery?
It is exceptionally hard at 7,260 N, second only to robinia among measured species here, with a fine even texture and no pronounced grain direction. That combination resists wear without splitting, which is why it was the traditional wood for plane soles, mallet heads, gear teeth in mill machinery, and butchers blocks.
How much does it move?
A great deal. Volumetric shrinkage of 17.0 percent ties with beech for the highest in this catalogue, and tangential shrinkage of 11.0 percent against 5.5 percent radial is a very wide differential. Hornbeam is not a wood for wide solid tops in a variable environment. It is a wood for small dense components.
Is it hard to work?
Yes. The density and interlocked grain blunt tooling quickly and cause tear-out, and it is heavy going by hand. The fine texture that makes it wear so well is the same thing that makes it resist cutting. Sharp carbide tooling and light cuts are the practical answer.
Can it be used outdoors?
No. Despite its hardness it is rated decay class 5, perishable, and it will rot readily if exposed. Hardness and durability are unrelated properties. For exterior work use robinia, oak or sweet chestnut.
Mechanische eigenschappen
Technische gegevens
Gepubliceerde referentiewaarden. Als bronnen uiteenlopen, wordt het bereik getoond en wordt de gebruikelijke waarde gebruikt voor de bovenstaande schalen.
| Dichtheid (kg/m³)Massa per kubieke meter bij ongeveer 12 % vochtgehalte. Zwaarder hout is meestal harder en sterker. | 700–820 kg/m³gebruikelijk 735 kg/m³ |
|---|---|
| Janka-hardheid (N)De kracht die nodig is om een stalen kogel tot de helft in het hout te drukken. Dit is de standaardmaat voor weerstand tegen deuken. | 6,900–7,700 Ngebruikelijk 7.260 N |
| MOR: breukmodulus (MPa)Buigsterkte: de belasting waarbij een balk breekt. | 110–130 MPa |
| MOE: elasticiteitsmodulus (GPa)Buigstijfheid: hoeveel een plank of blad onder belasting doorbuigt. | 12.0–14.0 GPa |
| Radiale krimpKrimp dwars op de groeiringen, van vers tot ovendroog. Kwartiers gezaagde planken werken volgens deze waarde. | 5.5–7.0 % |
| Tangentiële krimp |
