American Walnut Timber

American Walnut Timber: Dimensions, Grades, and Characteristics

Solid American Black Walnut board is a sawn timber widely utilised in construction, furniture manufacturing, and interior design fit-outs. Resistant to mechanical stress, this timber is notable for its expressive grain pattern and rich colour palette.

We offer premium sawn timber and lumber for purchase, sourced from exclusive and rare wood species. We provide edged boards with the following specifications:

• Thickness: 28 mm, 33 mm, 38 mm, 52 mm, 58 mm
• Length: From 2.15 m
• Width: From 20 cm
• Grade: Extra, I (First)
• Moisture content (MC): 8–10% (kiln-dried).

Delivery is available across Ukraine, alongside collection from our warehouse in Kyiv. Our consultants can provide information on stock levels, current pricing for wholesale and retail buyers, payment methods, and delivery timescales.

Classification of American Walnut Timber by Grade

The grading criteria for American Walnut differ slightly from other species, such as Oak. The primary factor here is not solely the presence of knots, but the percentage ratio of the dark heartwood to the lighter sapwood.

• Extra Grade: This is elite timber used for high-end joinery where a flawless surface is required. The board is selected based on the maximum presence of dark heartwood. On the face side, a minimal percentage of sapwood is permitted (typically no more than 10-20% of the area), which often darkens during the steaming process. There is a practically complete absence of knots, cracks, and other defects on the face. It is used for manufacturing long visible furniture elements, premium worktops, wall panels, musical instruments, and veneer.
• 1st Grade: This is the primary “working” material for furniture production. It allows for high-quality components of smaller dimensions or the creation of items with an expressive natural pattern. A significantly higher percentage of light sapwood is permitted, creating a striking contrast with the dark heartwood. Designers value this grade for the “lively” appearance of the wood. Healthy light and dark knots of small size (usually up to 20-25 mm) are allowed, provided they do not affect structural strength. Minor micro-cracks are possible, which are filled during finishing.

Most American Walnut boards undergo a steaming procedure during the drying stage. This is done to soften the sharp colour transition: under the influence of hot steam, dark pigments from the heartwood partially migrate into the light sapwood, giving it a chocolate hue and evening out the overall tone of the board.

Applications of American Walnut Boards

The primary sphere of application for Walnut solid wood products is interiors. Edged American Walnut board is used for manufacturing:

1. Cabinet Furniture: Skilled processing allows the beauty of the natural pattern to be revealed and the depth of the wood colour to be emphasised. Desks and coffee tables, shelving units, chests of drawers, cabinets, and wardrobes look advantageous in both practical minimalist designs and traditional atmospheric interiors.
2. Decor Items: Wooden statuettes, boxes, and mirror frames in rich dark tones will not go unnoticed and help to place accents in a room’s design.
3. Wall Panels: Joinery board made from Black Walnut is used to create wall panels. Cladding walls with wood featuring a pronounced texture is an excellent alternative to standard decoration.
4. Flooring: In the opinion of designers, the floor is the foundation of the interior. Parquet made from American Walnut adds nobility and quality to a room.
5. Internal Staircases: Steps, handrails, and bannisters for internal staircases are created from this exclusive solid wood.

American black walnut combines a distinct grain pattern, rich colouration, and high decorative value, making it one of the most sought-after wood species for premium interiors. Black walnut lumber is specified for high-end projects where aesthetics and dimensional stability are essential.

American Walnut Wood: Key Characteristics

Designers note a prominent trend in interior styling is the active use of timber. Natural materials with interesting grain patterns are ideally suited for creating a calm and pleasant atmosphere in living and working spaces.

Items made from exotic wood species are particularly relevant. Specifically, there is high demand for furniture, parquet, wall panels, and decor items made from solid American Walnut. Native to North America, this wood is remarkable for its rich shades and excellent durability ratings.

The main performance indicators of the material are listed in the table below.

American Black Walnut (Juglans Nigra) is a valuable hardwood of moderate hardness. In a dry state (12% moisture content), the density is approximately 610 kg/m³. This makes Walnut furniture lighter than Oak (density ~720 kg/m³).

On the Janka scale, the hardness is 1010 lbf, and approximately 3.5–3.9 on the Brinell scale. The solid wood is resistant to mechanical loads but is more vulnerable to point impacts compared to Ash or Maple.

The material is easily processed with both hand tools and machinery. The cut is clean and smooth. Black Walnut has excellent elasticity when steamed, allowing it to be used for manufacturing bent furniture elements (such as chairs).

The timber holds glue, nails, and screws well. It is one of the best species for polishing; the surface can easily be brought to a glossy finish. Unlike Cherry or Oak, which darken with time, American Walnut lightens (fades) under UV light, acquiring a reddish tint. Therefore, it is technically important to use finishes with UV filters.

Production Technology of Edged Black Walnut Timber

The production of timber from American Walnut consists of several stages:

• Raw Material Selection: Only straight logs are chosen.
• Drying: The material is dried using special technology in a kiln. Kiln drying to a moisture content of 8-10% yields a stable and workable timber.
• Sawing: After sawing along the face, bark is removed from the side edges. Edged board represents the maximum yield of useful raw material.

Proper timber selection, moisture content (MC) control, and precise sawing techniques ensure the durability and premium appearance of the finished products. This sawn timber is highly valued in furniture manufacturing, commercial joinery, and architectural design projects.

How to Buy American Walnut Timber

We offer several convenient ways to purchase dry joinery board, depending on your needs and location. Choose the option that suits you best.

• Visit our Wholesale and Retail Warehouse: You can personally check the quality of the wood and select the material. We look forward to seeing you at: Kyiv, Zdolbunivska St, 7d. Entry to the territory is from Dniprovska Embankment, 17e.
• Call a Manager: Contact us on +380 (67) 180-38-13 (Viber, Telegram). Our specialist will provide a consultation regarding stock and prices, and help you select timber of the required parameters (dimensions, grade, colour, texture) remotely.
• Place an Order on the Website: Leave an online application. Our specialists will contact you to clarify details. To ensure you are confident in your choice, we will send real photos of the products currently in stock to your messenger or email.

Please note that the dispatch of timber (collection or shipping via transport companies) is carried out exclusively after 100% payment of the order.