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What is Cumaru?
Cumaru: The Golden Wood of South America
In the lush rainforests of South America grows a tree that captivates wood lovers worldwide: Cumaru. Also known as Brazilian Teak or Dipteryx odorata, this hardwood species is a true treasure for garden design and interior design. Let’s dive deeper into the world of Cumaru and discover why it is so beloved.
The Origin of Cumaru
Cumaru originates from the tropical rainforests of South America, primarily from countries like Brazil, Venezuela, Colombia, Peru, Bolivia, and the Guianas. These majestic trees can grow up to 48 meters tall, with trunk diameters of up to 1 meter. They belong to the Leguminosae family, known for their hard and durable wood species.
Characteristics that Make Cumaru Unique
| Property | Description |
|---|---|
| Color and Texture | Reddish-brown to golden-brown; fine to medium texture; straight to wavy grain |
| Durability Class | Class 1 (very durable), lifespan >25 years in ground contact |
| Density | Approximately 1080 kg/m³ |
| Janka Hardness | 3,200 pounds (14,230 N) |
| Strength (MOR) | 24,800 psi (171 MPa) |
| Stiffness (MOE) | 3,050 1000 psi (21 GPa) |
These impressive figures make Cumaru one of the strongest and most durable wood species in the world. It is not only resistant to rot and insects but can also withstand extreme weather conditions.
Cumaru vs. Other Top-Class Hardwoods
To put Cumaru's exceptional qualities into perspective, we compare it with other popular hardwoods:
| Feature | Cumaru | Bankirai (Yellow Balau) | Ipe (Brazilian Walnut) | Azobé (Ekki) |
|---|---|---|---|---|
| Color | Reddish-brown to golden-brown | Golden-brown to reddish-brown | Light brown to dark brown | Dark brown to reddish-brown |
| Durability Class | Class 1 | Class 2 | Class 1 | Class 1 |
| Density (kg/m³) | 1080 | 850-1100 | 1050-1200 | 1100 |
| Janka Hardness (N) | 14,230 | 7,560 | 16,380 | 13,650 |
As you can see, Cumaru ranks among the top of durable and strong wood species, comparable to the renowned Ipe and Azobé. It surpasses Bankirai in many respects, making it an excellent choice for demanding applications.
Applications of Cumaru: From Terraces to Interiors
The versatility of Cumaru makes it suitable for a wide range of applications:
- Outdoor Structures: Ideal for terraces, decks, and cladding.
- Floors: Durable and beautiful wooden floors for heavy use.
- Furniture: Perfect for both indoor and outdoor use, including hardwood garden benches and tables.
- Shipbuilding: Suitable for decks and other maritime applications.
- Heavy Construction: Used for railway sleepers and tool handles.
The Pros and Cons of Cumaru
Advantages
- Excellent durability
- High strength and hardness
- Aesthetically appealing
Disadvantages
- Difficult to work with
- Higher costs
- Grays without maintenance
Working with Cumaru: Tips for the Professional
Cumaru's hardness and density make it a challenge to work with. Here are some tips:
- Always use sharp, carbide tools
- Pre-drilling is essential when nailing or screwing
- Be cautious of dust formation during cutting or sanding
- Consider professional help for large projects
For DIY enthusiasts, working with Cumaru can be challenging. Consider our collection of hardwood products for ready-made solutions.
Maintaining Cumaru: Preserve the Golden Glow
To maintain the natural beauty of Cumaru:
- Regularly clean with mild soap and water
- Treat annually with a UV-protective wood oil
- Remove stains as soon as possible
- Consider a special terrace cleaner for thorough cleaning
Sustainability and Environmental Impact
Cumaru's durability makes it an environmentally friendly choice in the long term. However, it is crucial to choose wood sourced from responsibly managed forests. Look for FSC or PEFC certifications when purchasing Cumaru products.
Frequently Asked Questions about Cumaru
Is Cumaru suitable for my terrace?
Absolutely! Cumaru is an excellent choice for terraces due to its durability and weather resistance. It is resistant to rot, fungi, and insects, and can withstand extreme weather conditions. However, regular maintenance is necessary to preserve its natural color.
How does Cumaru compare to Ipe?
Cumaru and Ipe are both high-quality hardwoods with similar properties. Ipe is slightly harder and denser, but Cumaru is often a bit easier to work with. In terms of durability and aesthetics, they are comparable, but Cumaru can be more cost-effective.
Can I install Cumaru myself?
While it is possible for experienced DIYers to work with Cumaru, it can be challenging due to its hardness. It requires special tools and precautions. For the best results, we recommend hiring professionals or choosing our pre-finished Cumaru products.
Conclusion: Cumaru, an Investment in Quality and Beauty
Cumaru wood offers a unique combination of durability, strength, and natural beauty. Whether you are looking for a long-lasting terrace, a wear-resistant floor, or durable outdoor furniture, Cumaru is an investment that will last for generations. Although it may initially be more expensive than some alternatives, its long lifespan and minimal maintenance needs make it a cost-effective choice in the long run.
Have you been inspired by the possibilities of Cumaru? Explore our collection of Cumaru products and bring the golden glow of South America to your home and garden!