What Is Mixed Wood Charcoal? Types, Characteristics & Detailed Production Process

Mixed wood charcoal is a type of charcoal produced from various kinds of wood such as acacia, eucalyptus, rubberwood, melaleuca, jackfruit, or beech. Through a carbonization process in a low-oxygen environment, the wood is transformed into solid carbon that burns longer, generates high heat, and produces very little smoke.

By utilizing abundant and inexpensive raw materials, mixed wood charcoal offers a more affordable alternative to hardwood charcoal while remaining eco-friendly. It is widely used in restaurants, BBQ grills, agricultural drying, industrial boilers, and export markets worldwide.

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1. Classification of mixed wood charcoal

Classification of mixed wood charcoal depends on the production method and application, generally divided into three main types:

1.1. Natural mixed wood lump charcoal

  • Mixed wood lump charcoal is produced by directly carbonizing logs and branches in a low-oxygen kiln.
  • Advantages: Long burning time, high heat value, mild smoke.
  • Disadvantages: Irregular shapes, harder to pack for export.
  • Applications: Suitable for BBQ restaurants, household stoves, and traditional cooking.

1.2. Briquetted mixed wood charcoal

Mixed wood sawdust is ground, compressed into bars or cubes, and then carbonized in a closed kiln.

  • Advantages: Uniform size, low smoke, high density, easy to transport.
  • Applications: The most common type of mixed wood charcoal for export, especially to Japan, Korea, and the Middle East.

1.3. Mixed wood charcoal blended with coconut shell

Combining mixed wood sawdust with coconut shell powder enhances hardness, reduces ash content, and prolongs burning time — ideal for premium charcoal export products.

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2. Key characteristics of mixed wood charcoal

SpecificationTypical Value
Moisture contentBelow 8%
Calorific value6,000 – 7,500 Kcal/kg
Ash content2 – 5%
Burning duration2 – 3 hours
ColorDark gray to black, silver sheen when burning
Smoke odorMild, non-irritating

Thanks to these properties, mixed wood charcoal performs efficiently for both household and industrial uses, offering a sustainable and environmentally friendly fuel source.

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3. Mixed wood charcoal production process

The mixed wood charcoal production process typically includes five key stages:

  • Raw material preparation: Collect dry, termite-free wood and cut it into 30–60 cm logs.
  • Drying: Reduce moisture by sun-drying or using heat-drying systems.
  • Carbonization (low-oxygen burning): Heat the wood in sealed kilns at 400–600°C to convert it into solid carbon.
  • Cooling: Allow the kiln to cool naturally to prevent re-ignition.
  • Screening and packaging: Remove dust, sort by size, and pack into 10–20 kg bags or jumbo bags (500–800 kg) for local use or mixed wood charcoal export.

Modern Vietnamese factories now apply advanced technology to produce export-grade mixed wood charcoal that meets strict standards for low moisture, high heat value, and minimal smoke.

4. Advantages and disadvantages

Advantages:

  • Low production cost and abundant raw materials.
  • Stable heat, long burning time, and low smoke emission.
  • Eco-friendly; utilizes wood residues and offcuts.
  • Easy to package and transport, ideal for export markets.

Disadvantages:

  • Quality may vary depending on wood mixture.
  • Fragile if produced manually or without sufficient compression.

With advantages such as affordable price, stable heat, long burning duration, and environmental sustainability, mixed wood charcoal has become a preferred biomass fuel in both domestic and international markets.

CTC Internimex - The Bridge for Vietnamese Produce to the World

In the journey of bringing Vietnamese vegetables to the world, the role of reputable export companies is essential. CTC Internimex is a pioneer in this field, serving as a reliable bridge that connects high-quality Vietnamese produce with demanding international markets.

  • Professional and Reputable: With years of experience, CTC Internimex is committed to providing products that meet international standards, from sourcing and packaging to transportation. They are a trusted Vietnamese food exporter.
  • Diverse Product Portfolio: The company exports a wide variety of vegetables and fruits, meeting the diverse needs of the market. They are known for their Vietnamese fruit export.
  • Partnering with Farmers: CTC Internimex continuously supports local farmers, building sustainable farming regions and ensuring quality from the source. They are a key player in Vietnam agriculture export.

The growth of the Vietnamese vegetable export industry is a testament to the tireless efforts of both farmers and businesses. With the support of companies like CTC Internimex, Vietnamese produce will continue to affirm its position, bringing greater value to the nation's agriculture.

👉 Now is the time for Vietnam’s agriculture sector to accelerate and achieve even greater milestones.

Read more: 

CTC International Import Export Joint Stock Company (CTC Internimex JSC) is a company specializing in the processing, production, and export of agricultural and forestry products from Vietnam to all over the world.

 

With nearly 20 years of experience in manufacturing and trading, we are committed to providing you with:

  • The best quality products to meet all technical requirements.
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  • Various payment methods (TT, L/C, etc.)

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You can refer to them at this link: Vietnam Agri-Exports: Weekly Price Updates

***  If you need to learn more about any specific product, please contact us right away. We are ready to assist you whenever you need us.

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Contact our team of experts today for assistance with product information, competitive pricing, and logistics solutions for Vietnamese agricultural products.

Contact Information:

  • Head office:  No. 2 Street 623D, Phuoc Long B Ward, Thu Duc City, HCMC, Vietnam
  • Hotline/WhatsApp: (+84) 944 772 339 / (+84) 393 887 377
  •  Email: Admin@CTCinternimex.com
  • Search on Google Maps: Here

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