Analysis Of Charcoal Calorific Value By Wood Type and Vietnam’s Climate Conditions

The calorific value of charcoal refers to the amount of energy released when one kilogram of charcoal is completely burned under standard conditions.
This index indicates the heating capacity and combustion quality of the charcoal. A higher calorific value means longer burning time, higher heat stability, and less smoke — a key factor in evaluating export-grade charcoal.

20251112_RzhnDmQY.jpg

1. Calorific value by common wood types in Vietnam

Vietnam has an abundant supply of raw materials from different wood types, each contributing distinct calorific properties to the charcoal produced.

1.1. Rubber wood charcoal

  • Average calorific value: 7,200 – 7,800 kcal/kg
  • Features: Rubber wood charcoal burns with low ash content, long duration, and stable flame, making it highly preferred in export markets such as the Middle East and South Korea.
  • Applications: Ideal for BBQ charcoal, shisha charcoal, and food industry use.

1.2. Mixed wood charcoal (hardwood blend)

  • Average calorific value: 6,500 – 7,200 kcal/kg
  • Features: Depending on the blend ratio of natural woods (such as acacia, eucalyptus, cashew, etc.), mixed wood charcoal burns quickly yet maintains consistent heat.
  • Applications: Commonly used in light industries, BBQ restaurants, and local markets.

1.3. Melaleuca (Tram) wood charcoal

  • Average calorific value: 7,000 – 7,600 kcal/kg
  • Features: Melaleuca wood has a dense texture that produces hard, glossy black charcoal with very low ash.
  • Highlight: Melaleuca charcoal from Vietnam burns evenly, produces minimal smoke, and is widely exported to Japan and Australia.
20251112_lIzdzOpn.jpg

2. Impact of Vietnam’s climate conditions on charcoal calorific value

Vietnam’s tropical humid climate significantly affects the moisture content and energy value of charcoal.

  • When charcoal absorbs moisture, its calorific value can decrease by 3–10%.
  • In regions with long rainy seasons, such as Central and Southern Vietnam, proper storage is crucial to prevent mold and moisture absorption.
  • Export warehouses should maintain good ventilation, leak-free roofing, and dry flooring to preserve charcoal quality.

3. Proper storage conditions for Vietnam’s export charcoal

To maintain stable calorific value and ensure export quality, manufacturers should:

  • Avoid direct contact with ground or concrete surfaces.
  • Store charcoal in sealed bags in a dry and shaded area.
  • Regularly monitor moisture levels, keeping them below 5%.
  • For export shipments, use dry containers with desiccant packs to prevent moisture during transportation.
20251112_ZCoYGCXf.jpg

The calorific value of charcoal is a key indicator of quality, efficiency, and export potential.
Despite Vietnam’s humid climate, rubber wood charcoal, mixed wood charcoal, and melaleuca charcoal continue to stand out thanks to modern production and storage technology.
These advantages have strengthened Vietnam’s position in the global charcoal export market, making Vietnamese charcoal a trusted choice worldwide.

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.
  • Quality assurance as per your requirements, with third-party inspections by SGS, Vinacontrol, Intertek, etc.
  • The best prices.
  • Optimized transportation costs and safe cargo through the use of reliable and experienced freight forwarders.
  • Diverse shipping methods (EXW, FOB, CNF, CIF, DDP, etc.)
  • Various payment methods (TT, L/C, etc.)

 👉👉  We update the prices of various agricultural products every Monday. 

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.

✨Big Promotion From Ctc Internimex Jsc For You 🌏✨
Partner With Ctc Internimex Jsc And Receive Even More Special Offers:
🍀 Free Sample
🍀 We Will Help You Get Import Tax Exemption
🍀 Oem Processing / Custom Design
🍀 Cheap Shipping

👉👉  More details here: Big promotion from CTC internimex JSC for you

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

20241213_d4nnuQkA.png