Cumaru Lumber

Cumaru

Unique Woods

Ipe
Jatoba'
Cumaru
Rode Kabbes
Angelim Pedra
Basralocus

Elite Woods

Hububalli
Acapu
Macacauba
Wallaba
Sucupira
Meri
Mataki
Purple Heart

This South20 unique Cumaru hardwood-flooring product originates from the rain forest areas of Brazil. It is common for the Cumaru tree to reach to 160 ft in height with trunk diameters of 40 in. The wood product is produced by local natives specifically for South20 from the Cumaru tree that is native to the area. South20 receives the material to the US in the form of raw cut lumber where it is placed in storage for air drying and kiln drying process.

South20 will mill the lumber to specified dimensions to produce hardwood flooring and decking products.

Use:

Cumaru Lumber is recommended for wide use in floor coverings of residential homes with heavy human traffic. Those who prefer hardwood floors in lieu of the conventional ceramic or carpet covering should utilize this hardwood product.

The South20 Cumaru hardwood product offers one of the most unique and durable woods on the market that will resist any sign of use and provide long lasting beauty. With the use of this product the covering becomes a permanent protection for the home or historic dwelling. The Cumaru product is a very unique item that will not be found on the common markets in the United States. For those who wish to have something different this pleasingly warm and beautifully colored wood will be the center of conversation for many years.

General Characteristics:

The Cumaru Lumber product's Heartwood is a beige brown with yellow or purplish pink tinge becoming red brown with age. Its sapwood is distinct, narrow, yellowish brown. The luster is rather low to medium with tine texture and its grain is interlocked.

Weight:

Basic specific gravity (oven dry weight/ volume) 0.80 to .91,* air-dry density 62 to 8 1 pct: Mechanical Properties (First and third sets of data based on the 2 inch standard.

side hardness is 2,200 lb for material and 3,540 lb at 12% moisture content.

The Hardness scale is a comparison chart to other woods.

Moisture Content	Bending Strength	Modulus of Elasticity	Maximum Crushing Strength
	PSI	1,000 PSI	PSI
Green	19,290	2,690	9,020
Dry	27,270	3,303	13,720

Drying and Shrinkage:

This Cumaru wood is rated as easy to air-season with slight tendency to check and with moderate warping. No dry kiln data available.

Working Properties:

The Cumaru is reported to be not difficult to work with. It is moderately easy to glue with care and finish satisfactorily. Clear oil works best to bring out color and longevity.

Durability:

This Cumaru product is durable as rated by held exposure trials. Heartwood is also rated resistant to very resistant to attack by decay fungi and termites. The product is resistant to water.