Lychee White Charcoal – Binchotan Style

Specifications Details
Shape 80% Lump (split wood form), 20% Natural round stick
Size Diameter: 30 – 80 mm
 Length: 150 – 200 mm or cut upon request
 Available according to Japanese/Korean market grading standards: XL / L / M / S / SS / 3S
Fixed Carbon > 75%
Calorific Value > 7500 kcal/kg
Ash Content < 3%
Moisture < 5%
Burning Time 4 – 5 hours

Packaging
Standard Packaging

• Carton boxes: 3 – 15 kg

OEM Services

• Packaging design
• Private label printing
• Customized packaging specifications
• BBQ charcoal brand development support

Supply Information

• Supply Capacity: 150 MT/month
• MOQ: 1 × 20DC
• Container Loading Capacity:
• Approximately 8 MT / 20DC
• Approximately 19 MT / 40HC (10kg carton box packing)
• Payment Terms: TT (30% deposit) or L/C at sight
• Delivery Time: Approximately 15 days
• Loading Port: Hai Phong Port

Preferred Markets
Japan, Korea, Europe, Australia, and markets prioritizing high-quality white charcoal produced in Japanese Binchotan style.

Lychee White Charcoal – Binchotan Style is produced from Lychee wood — one of the most famous and distinctive fruit tree species in Northern Vietnam. Thanks to the subtropical climate conditions with mild cold winters and hot humid summers, lychee trees grow particularly well in provinces such as Bac Giang, Hai Duong, Hung Yen, Quang Ninh, and several northern midland regions.
Among these areas, Bac Giang and Hai Duong are considered the two largest and most famous lychee-growing regions in Vietnam, with total cultivation areas reaching tens of thousands of hectares. Bac Giang Province alone currently maintains approximately 29,000 hectares of lychee plantations, with annual production commonly exceeding 150,000–180,000 tons of fresh fruit. Vietnamese lychee is highly appreciated for its sweet flavor, thick flesh, and distinctive aroma, and is currently exported to many markets including Japan, Korea, Australia, the USA, the EU, and China.
Lychee trees are perennial fruit trees commonly cultivated in household gardens as well as specialized commercial farming zones. To maintain fruit yield and quality, lychee trees require annual branch pruning after each harvest season to improve canopy structure, stimulate new growth, and reduce disease risks. In addition, old or low-yield trees are regularly removed and replaced with new trees or converted to other higher-value fruit crops.
Thanks to the large cultivation area and regular pruning cycles, the lychee industry generates a relatively abundant source of wood material every year. Lychee wood is naturally hard and dense with a compact core structure, making it highly suitable for carbonization and premium charcoal production. However, lychee trunks are typically curved, heavily branched, and rough in appearance, which limits their value for industrial wood processing or furniture manufacturing.
Most harvested lychee wood is therefore utilized as fuel wood, processed into sawdust, or carbonized for charcoal and Binchotan white charcoal production. Due to its dense hardwood characteristics and relatively high wood density, charcoal produced from lychee wood generally develops a hard structure, high heat output, and stable long-lasting burning performance, making it especially suitable for premium BBQ charcoal and Japanese-style Binchotan white charcoal products.

Packaging
Standard Packaging

• Carton boxes: 3 – 15 kg

OEM Services

• Packaging design
• Private label printing
• Customized packaging specifications
• BBQ charcoal brand development support

Supply Information

• Supply Capacity: 150 MT/month
• MOQ: 1 × 20DC
• Container Loading Capacity:
• Approximately 8 MT / 20DC
• Approximately 19 MT / 40HC (10kg carton box packing)
• Payment Terms: TT (30% deposit) or L/C at sight
• Delivery Time: Approximately 15 days
• Loading Port: Hai Phong Port

Preferred Markets
Japan, Korea, Europe, Australia, and markets prioritizing high-quality white charcoal produced in Japanese Binchotan style.

Overview
White Charcoal (Binchotan) is a premium charcoal product originating from Japan and developed from the traditional charcoal-making techniques practiced by craftsmen in the Kishu region (present-day Wakayama Prefecture) during the Edo Period (1603–1868).
Unlike conventional charcoal, which only undergoes carbonization at approximately 350–400°C, Binchotan is further refined at extremely high temperatures ranging from 900–1000°C. This additional refining stage removes almost all remaining moisture, wood tar, natural oils, and volatile compounds from the charcoal structure while significantly increasing carbon content, density, hardness, and combustion performance.
In Vietnam, this technique has been adapted to produce White Charcoal from various suitable wood species, including Lychee Wood, Eucalyptus Wood, Coffee Wood, Longan Wood, Mai Tiew Wood, and other dense hardwood materials. The finished product is characterized by its dense structure, metallic ringing sound when two charcoal sticks are tapped together, high heat output, smokeless and odorless performance, low ash content (typically 1–2%), and extended burning duration of up to 4.5 hours.
The production of White Charcoal requires a high level of craftsmanship, strict temperature control, and extensive practical experience throughout the manufacturing process.

Step 1. Raw Material Sourcing
Raw materials are selected from wood species suitable for White Charcoal production, including Lychee Wood, Eucalyptus Wood, Coffee Wood, Longan Wood, Mai Tiew Wood, and other dense hardwood species.
Depending on the product category, the wood may originate from fruit orchards, plantation forests, or other appropriately managed raw material regions.

Step 2. Wood Preparation
The wood is cut into billets of suitable length and diameter according to kiln specifications.
Logs affected by decay, severe cracking, insect damage, or hollow cores are removed to ensure consistent product quality.
For White Charcoal production, freshly harvested and dense wood is generally preferred because it produces harder and more uniform charcoal after the refining process.

Step 3. Kiln Loading
The prepared wood is manually loaded into the kiln according to the kiln design and the experience of the charcoal craftsmen.
Proper stacking helps maintain efficient heat and gas circulation throughout the production cycle.

Step 4. Preheating & Moisture Removal
The kiln is gradually heated to increase the internal temperature in a controlled manner.
During this stage, most free water and moisture contained within the wood are slowly removed. Escaping water vapor typically creates the characteristic white smoke observed during the early stages of production.
This stage may continue for several days depending on the wood species and kiln capacity.

Step 5. Carbonization
The temperature is gradually increased to approximately 350–400°C under oxygen-limited conditions.
Natural oils, wood tar, minerals, and volatile organic compounds are progressively removed from the wood structure. During this stage, the wood gradually changes from its natural color to the characteristic black appearance of charcoal.
This process forms the basic charcoal structure before the final refining stage.

Step 6. High-Temperature Refining
This is the most important stage of the entire White Charcoal production process.
After carbonization is completed, the kiln openings are adjusted to increase airflow and oxygen supply to the combustion chamber. The kiln temperature is then rapidly increased to approximately 900–1000°C over a period of 24–36 hours.
At these extremely high temperatures, nearly all remaining moisture, wood tar, natural oils, and volatile compounds are removed. The carbon structure is further refined, resulting in exceptionally hard charcoal with high heat output, virtually no smoke, and almost no odor.
The timing of this stage is determined largely by the experience of the craftsmen. If the process is stopped too early, the charcoal may not reach its full quality potential. If continued for too long, excessive burn-off may reduce both yield and product quality.
The average white charcoal recovery rate ranges from approximately 8-14%, meaning that every 100 kg of raw wood typically yields around 8-14 kg of finished charcoal.

Step 7. Rapid Cooling
After the refining stage is completed, the glowing hot charcoal is carefully removed from the kiln while still at extremely high temperatures.
This operation requires considerable skill and experience, as dropping the charcoal or exposing it too abruptly to temperature changes may cause cracking or breakage.
The charcoal is immediately transferred into sealed drums, pits, tanks, or other enclosed cooling systems. Dry sand is then added to completely cover the charcoal, and the containers are tightly sealed with clay or mud mortar to isolate the charcoal from oxygen. This process extinguishes combustion and rapidly reduces the temperature while preserving the charcoal structure and appearance.
The cooling process typically takes around 12 hours before the charcoal can be handled safely.

Step 8. Cleaning & Finishing
The charcoal is cleaned to remove loose ash and surface dust. Fragile end sections may be trimmed before grading and packaging.
This stage improves product appearance and facilitates subsequent handling and packaging operations.

Step 9. Sorting & Quality Inspection
The charcoal is graded according to size, weight, color, hardness, and overall appearance.
For many Binchotan products, the metallic ringing sound produced when two charcoal sticks are tapped together is also considered one of the indicators of quality and carbonization performance.

Step 10. Packaging
Products are packed according to market requirements and customer specifications.
White Charcoal is commonly packed in cartons, PP bags, or OEM / Private Label packaging formats.

Step 11. Warehouse Storage & Final Inspection
Finished products are stored in dry and well-ventilated warehouse conditions for a minimum of 7 days before shipment.
A final quality inspection is conducted to verify product quality and packaging specifications according to the order requirements.

Step 12. Container Loading & Export
After final approval, the products are loaded into containers and transported to the port for export according to the agreed international trade terms.
Container loading capacity may vary significantly depending on the charcoal type, dimensions, and packaging format.