Cumaru

Technical species specifications for Cumaru Flooring from Fantastic Floor – Discount Exotic and Domestic Hardwood Flooring, Prefinished Solid Flooring, Unfinished Solid Flooring and Engineered Flooring.

Description

Cumaru Hardwood flooring, commonly called Brazilian Chestnut, is a tough and dense wood imported from Brazil that has an irregular, somewhat interlocked grain and wavy – course texture. Cumaru flooring typically has a lot of color variation in its natural state. Cumaru flooring is the perfect choice for a hardwood floor because of its density, Cumaru floors in solid or engineered formats are very resistant to termites and decay. Cumaru’s heartwood is a medium brown with distinctive tan shades that compliment one another in with tonal warmth to create a relaxing feeling that’s great to come home to. Cumaru flooring is a popular choice for homeowners and decorators looking for more of a brown-toned floor. Our Cumaru flooring is sustainably harvested from regions such as Peru, Bolivia, and Brazil. The wood’s Janka hardness is rated as 3,200, making a Cumaru floor approximately 270% harder than a Red Oak floor.

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Scientific Name, Other Names:

Cumaru hardwood flooring is also known as…Yellow Cumaru, Red Cumaru, Dipteryx odorata, Golden Teak, Brazilian Chestnut, Southern Chestnut, Brazilian Teak

About:

Fantastic Floor offers Cumaru flooring in thicknesses ranging from 3/8″ to 3/4′, widths from 2 1/4″ to 5″, and lengths from 1′ to 7′. Cumaru flooring is available unfinished and prefinished in both solid and engineered formats. Cumaru hardwood flooring is perfect for the traditional or contemporary home design. For a hardwood floor that will last for generations Cumaru Flooring is the perfect choice for a floor.

Applications:

Cogs, Cumaru flooring, decking, turnery, bearings, tool handles, railroad crossties, heavy construction. Please note, unfinished Cumaru Flooring is sold in open, strapped bundles and not sold in boxes. Prefinished Solid Cumaru flooring and prefinished Engineered Cumaru flooring are sold in boxes. Cumaru flooring must be purchased in full bundles or boxes. Box and bundle sizes may vary.

Janka Hardness:

3,200 pounds

Strength (MOR):

24,800 psi

Stiffness (MOE):

3,050 1000 psi

Density (KG/m3):

1,090

Tangential Shrinkage:

8.4 %

Radial Shrinkage:

5.4 %

Family:

Leguminosae

Tree Characteristics:

The Cumaru tree can reach 160 feet in height with trunk diameters up just over 3 feet.

Geographic Area:

The Cumaru tree can be found in Venezuela, Columbia, Brazil, Peru, Bolivia, and The Guianas.

Color:

Cumaru wood is reddish-brown or purplish-brown when fresh, shifting to light-brown to yellowish-brown upon exposure. Cumaru sapwood is yellowish-brown.

Photosensitivity:

Cumaru hardwood flooring will become more uniform in color upon exposure to light.

Luster:

Cumaru wood has a low to medium luster. Cumaru hardwood flooring can be found with finishes that typically range from satin to high gloss.

Grain:

Cumaru has beautiful interlocked graining.

Texture:

Cumaru wood has a fine texture. Cumaru flooring typically is finished to a smooth surface highlighting the beautiful graining patterns.

Drying Characteristics:

Cumaru wood is rated as easy to air season, but can sometimes check and warp with too rapid drying. It is best to acclimate engineered Cumaru hardwood flooring for 1 week and solid Cumaru flooring for 2 weeks prior to installation.

Working Characteristics:

Raw Cumaru wood is rated as difficult to saw or bore and as poor for gluing due to high density and oily nature. It is important to keep the relative humidity levels in the home between 35% and 50% when installing hardwood floors; this includes Cumaru hardwood flooring. Cumaru hardwood is very susceptible to extreme movement if humidity levels are not kept within tolerance. Unfinished Cumaru hardwood flooring takes a stain well.

Durability Rating:

Cumaru wood is rated as very durable, resistant to brown and white-rot fungi, and has exemplary weathering characteristics. Cumaru is ideal for interior hardwood flooring and exterior hardwood decking.