IEC | INDONESIA EXPORT CENTER

COCONUT SHELL CHARCOAL BRIQUETTES

Technical Specifications and Quality Control Guide for Indonesian BBQ and Shisha Charcoal Briquettes

Understanding coconut charcoal briquette specifications is essential when sourcing charcoal products for international wholesale, private-label distribution, and commercial applications.

Product quality should be evaluated through measurable parameters rather than appearance or marketing claims alone. Moisture, ash content, volatile matter, fixed carbon, calorific value, dimensions, density, and burning performance all help buyers assess whether a charcoal product is suitable for its intended use.

Indonesia Export Center (IEC) facilitates sourcing and export inquiries for Indonesian coconut shell charcoal briquettes, with supplied reference specifications for hexagonal BBQ charcoal briquettes and shisha-grade coconut charcoal cubes.

This guide explains the key technical parameters, how buyers can evaluate them, and what should be included in an agreed Certificate of Analysis (COA).

Request Product Specifications and a Quality-Based Quotation:
https://wa.me/628133302277

Coconut Charcoal Briquette Specifications at a Glance

The following figures are IEC’s supplied reference specifications. They are not independently verified results for a specific factory, shipment, or production batch.

Parameter	Hexagonal BBQ Charcoal	Shisha Charcoal
Raw Material	100% Coconut Shell Charcoal Residue	100% Coconut Shell Charcoal
Moisture	Max 8%	Max 6%
Ash	Max 3%	Max 3%
Volatile Matter	Less than 16%	Less than 17%
Fixed Carbon	Greater than 65%	80–85%
Calorific Value	Greater than 6,500 kcal/kg	Greater than 7,500 kcal/kg
Burning Time	Approx. 4–5 hours	Approx. 2 hours
Shape	Hexagonal	Cube
Size	Buyer requirements and production feasibility	Standard 25 × 25 × 25 mm
Density	1.00–2.00 g/cm³	1.00–2.00 g/cm³
Ignition	Described as easy to ignite	Described as easy to ignite
Smoke	Described as smokeless	Described as smokeless
Odor	Described as odorless	Described as odorless

Important: Final product acceptance should be based on written specifications, agreed test methods, representative sampling, and batch-specific quality evidence.

1. Moisture Content in Coconut Charcoal Briquettes

What Is Moisture Content?

Moisture content represents the amount of water present in the charcoal product, measured according to a specified test method.

Moisture is an important quality parameter because it can influence ignition, storage, handling, and product consistency.

IEC Reference Moisture Specifications

Product	Reference Moisture
Hexagonal BBQ Charcoal	Maximum 8%
Shisha Charcoal	Maximum 6%

Why Moisture Matters

Buyers evaluate moisture because it may affect:

Ignition performance
Heat output during use
Product storage
Packaging condition
Consistency between production batches

How to Verify Moisture

Buyers should request laboratory results based on an agreed test method.

The COA should identify the reported moisture percentage and the relevant sample or batch.

Moisture Acceptance Criteria

A purchase specification should state:

Maximum permitted moisture
Test method
Sampling procedure
Reporting basis
Acceptance or rejection criteria

2. Ash Content in Coconut Charcoal Briquettes

What Is Ash Content?

Ash is the inorganic residue remaining after a charcoal sample is burned under specified laboratory conditions.

Ash content is an important parameter when evaluating charcoal quality.

IEC Reference Ash Specifications

Product	Reference Ash
Hexagonal BBQ Charcoal	Maximum 3%
Shisha Charcoal	Maximum 3%

Why Ash Content Matters

Ash content may influence:

Residue after burning
Product evaluation
Customer preferences
Wholesale quality comparisons
Product positioning

Low-Ash Charcoal Claims

The supplied reference specifies a maximum ash content of 3%.

Buyers requesting stricter ash limits, such as below 2%, should request confirmation of manufacturing feasibility and supporting laboratory results.

Do not treat a 3% maximum ash specification as proof of a 1% or 2% ash product.

Ash Testing

The test method and reporting basis should be agreed before comparing results from different laboratories.

3. Fixed Carbon in Coconut Charcoal Briquettes

What Is Fixed Carbon?

Fixed carbon is the carbonaceous solid fraction remaining after accounting for moisture, ash, and volatile matter under a defined proximate analysis method.

It is an important parameter for comparing charcoal products.

IEC Reference Fixed Carbon Specifications

Product	Reference Fixed Carbon
Hexagonal BBQ Charcoal	Greater than 65%
Shisha Charcoal	80–85%

Why Fixed Carbon Matters

Fixed carbon is commonly evaluated alongside:

Moisture
Ash
Volatile matter
Calorific value
Burning performance

Higher fixed carbon does not automatically establish better overall performance for every application.

Fixed Carbon Calculation

Under a conventional proximate analysis on a common reporting basis:

Fixed Carbon (%) = 100 − Moisture (%) − Ash (%) − Volatile Matter (%)

This relationship is valid only when the reported components use compatible analytical definitions and the same reporting basis.

Reporting Basis

Buyers should confirm whether laboratory results are reported:

As received
On a dry basis
On another specified basis

Values reported on different bases should not be compared directly without appropriate conversion.

4. Volatile Matter in Coconut Charcoal Briquettes

What Is Volatile Matter?

Volatile matter refers to substances released from a charcoal sample when heated under specified test conditions, excluding moisture according to the chosen method.

IEC Reference Volatile Matter Specifications

Product	Reference Volatile Matter
Hexagonal BBQ Charcoal	Less than 16%
Shisha Charcoal	Less than 17%

Why Volatile Matter Matters

Volatile matter can be relevant to:

Ignition behavior
Combustion characteristics
Product comparisons
Quality consistency

Testing Requirements

Buyers should request results using an agreed test method and reporting basis.

5. Calorific Value of Coconut Charcoal Briquettes

What Is Calorific Value?

Calorific value measures the energy released during combustion under defined testing conditions.

It is commonly reported in kilocalories per kilogram (kcal/kg).

IEC Reference Calorific Values

Product	Reference Calorific Value
Hexagonal BBQ Charcoal	Greater than 6,500 kcal/kg
Shisha Charcoal	Greater than 7,500 kcal/kg

Why Calorific Value Matters

Calorific value helps buyers assess energy content.

However, laboratory calorific value is not the same as guaranteed heat performance in every real-world application.

Calorific Value Testing

Buyers should confirm:

Test method
Reporting basis
Gross or net calorific value, where applicable
Sample identification
Laboratory result

6. Density of Coconut Charcoal Briquettes

IEC Reference Density

The supplied reference for both products is:

1.00–2.00 g/cm³

Why Density Matters

Density may be relevant to:

Unit weight
Packaging calculations
Product consistency
Handling characteristics

Density Measurement

Buyers should agree on the measurement method.

For example, density calculated from external dimensions and unit mass may differ from density measured using other techniques.

7. Briquette Shape and Dimensions

Hexagonal BBQ Charcoal

The supplied BBQ reference uses a hexagonal shape.

Dimensions depend on buyer requirements and production feasibility.

Shisha Charcoal

The supplied standard shisha size is:

25 × 25 × 25 mm

Dimensional Tolerances

No fixed dimensional tolerance has been supplied.

Buyers should define:

Nominal dimensions
Maximum permitted deviation
Sampling method
Measurement tools
Acceptance criteria

Custom Sizes

Custom dimensions are subject to manufacturing feasibility and MOQ.

8. Burning Time and Performance Testing

IEC Reference Burning Times

Product	Indicative Burning Time
Hexagonal BBQ Charcoal	Approximately 4–5 hours
Shisha Charcoal	Approximately 2 hours

Why Burning Time Varies

Actual burning duration may depend on:

Briquette dimensions
Briquette quantity
Ignition method
Airflow
Test environment
Equipment
Performance endpoint

Standardized Performance Testing

Buyers should define a consistent procedure for comparing products.

A useful protocol may specify:

Sample quantity
Ignition equipment
Test environment
Airflow
Observation intervals
End-of-test criteria

Burning Time Claims

The supplied burning times are indicative product descriptions, not independently verified performance guarantees.

9. Ignition, Smoke and Odor

Ignition

Both product references describe the briquettes as easy to ignite.

Buyers should verify ignition performance under agreed conditions.

Smoke

Both product references describe the briquettes as smokeless.

This should be treated as a performance description requiring verification.

Odor

Both product references describe the briquettes as odorless.

Buyers should assess odor under defined test conditions.

Important Safety Information

Charcoal combustion can produce dangerous carbon monoxide, even when visible smoke is limited.

The term smokeless does not mean carbon-monoxide-free or safe for indoor use.

Appropriate ventilation and safe handling are essential.

10. Raw Material and Finished-Product Composition

BBQ Charcoal Feedstock

The supplied reference identifies:

100% Coconut Shell Charcoal Residue

Shisha Charcoal Feedstock

The supplied reference identifies:

100% Coconut Shell Charcoal

Finished-Product Composition

These raw material descriptions do not independently establish that finished briquettes are binder-free or additive-free.

Buyers should request finished-product composition information when relevant to product claims or import requirements.

Additional Claims

Claims such as chemical-free, certified organic, carbon neutral, or zero emissions should not be made without appropriate supporting evidence.

11. Coconut Charcoal Briquette Testing Methods

Why Test Methods Matter

A numerical specification is incomplete without a clear measurement method.

Different methods or reporting bases may produce results that are not directly comparable.

Key Testing Parameters

Parameter	Testing Requirement
Moisture	Agreed laboratory method
Ash	Agreed laboratory method
Volatile Matter	Agreed laboratory method
Fixed Carbon	Agreed proximate analysis method
Calorific Value	Agreed calorimetry method
Density	Agreed measurement method
Dimensions	Agreed dimensional measurement
Burning Time	Agreed performance protocol
Breakage	Agreed inspection method

Laboratory Selection

Buyers may request an independent laboratory, subject to availability and agreement.

Where laboratory accreditation is required, its scope should cover the relevant tests.

Sampling

Sampling should be representative of the agreed production lot.

The sampling plan should define:

Lot identification
Number of samples
Sampling locations
Sample handling
Sample sealing
Laboratory submission

12. Certificate of Analysis (COA) for Coconut Charcoal Briquettes

What Is a COA?

A Certificate of Analysis is a document reporting analytical results for an identified sample or batch.

Recommended COA Information

A useful COA should include:

Product name
Product grade
Manufacturer or responsible party
Batch or sample identification
Sampling date, where available
Test date
Laboratory
Test methods
Reporting basis
Moisture result
Ash result
Volatile matter result
Fixed carbon result
Calorific value result
Other agreed measurements
Authorized report identification

Reference Specification vs. Actual Result

A specification is the required or expected value.

A COA result is the measured value for the identified sample or batch.

These should not be treated as interchangeable.

Batch-Specific COA

Buyers should request batch-specific results when the purchase agreement requires them.

COA Verification

Buyers may verify:

Laboratory identity
Report number
Test date
Sample identification
Method
Reported results

13. Example Coconut Charcoal COA Review Table

The following is a buyer review template, not an actual laboratory report.

Parameter	BBQ Reference	Shisha Reference	Actual COA Result	Review
Moisture	Max 8%	Max 6%	To be entered	Pending
Ash	Max 3%	Max 3%	To be entered	Pending
Volatile Matter	Less than 16%	Less than 17%	To be entered	Pending
Fixed Carbon	Greater than 65%	80–85%	To be entered	Pending
Calorific Value	Greater than 6,500 kcal/kg	Greater than 7,500 kcal/kg	To be entered	Pending
Density	1.00–2.00 g/cm³	1.00–2.00 g/cm³	To be entered	Pending
Dimensions	Buyer-defined	25 × 25 × 25 mm nominal	To be entered	Pending
Burning Time	Approx. 4–5 hours	Approx. 2 hours	To be entered	Pending

The final acceptance decision should follow the agreed contract specifications and test methods.

14. Product Acceptance Criteria

Why Acceptance Criteria Matter

Buyers should define how conformity will be determined before production.

A useful quality agreement should specify:

Product grade
Technical requirements
Test methods
Sampling plan
Laboratory
Reporting basis
Dimensional tolerances
Breakage limits
Packaging requirements
Acceptance and rejection procedures

Nonconforming Product

The purchase agreement should define procedures for handling products that do not meet the agreed specifications.

Retesting

Where retesting is permitted, the agreement should define:

Who may request retesting
Which samples may be tested
Which laboratory will be used
How conflicting results will be resolved
Who bears the costs

15. Quality Control Before Export

Pre-Production

Confirm:

Product specifications
Approved samples
Packaging
Testing requirements
Inspection arrangements

During Production

Where agreed, monitor:

Product dimensions
Quality consistency
Batch identification
Packaging

Pre-Shipment

Verify:

Batch COA
Carton quantity
Net weight
Gross weight
Packaging condition
Shipping marks
Export documentation

Third-Party Inspection

Independent inspection may be requested, subject to availability and agreement.

16. Coconut Charcoal Briquette Specifications for Different Buyers

Hookah and Shisha Wholesalers

Common evaluation priorities include:

Ash
Fixed carbon
Cube dimensions
Unit weight
Burning performance
Breakage
Packaging

BBQ Charcoal Importers

Common evaluation priorities include:

Moisture
Calorific value
Briquette dimensions
Burning performance
Breakage
Packaging

Private-Label Brands

Additional considerations include:

Retail packaging
Product consistency
Approved reference samples
Batch traceability
Consumer labeling

Quality Control Managers

Additional considerations include:

Test methods
Reporting basis
Sampling plans
Laboratory reports
Acceptance criteria
Corrective-action procedures

17. Export Information from Indonesia

Export Item	Supplied Reference
Country of Origin	Indonesia
Stated Production Capacity	Up to 200 MT/month
Reference Loading Port	Tanjung Mas Port, Semarang, Indonesia
Reference Shipment Term	FOB
Identified Documents	COA, COO, SHT, MSDS

The stated production capacity is subject to verification and does not guarantee available stock.

18. Export Documents and Quality Records

The supplied reference identifies:

COA – Certificate of Analysis
COO – Certificate of Origin
SHT – Document identified as SHT; exact meaning and applicability require confirmation
MSDS – Material Safety Data Sheet / Safety Data Sheet

Additional documents may include:

Commercial invoice
Packing list
Bill of lading
Insurance documentation, where applicable
Customs documentation

Actual document availability and applicability require confirmation.

19. FOB Tanjung Mas, Semarang

The supplied reference shipment term is:

FOB – Tanjung Mas Port, Semarang, Indonesia

The final contract should specify the named port and applicable Incoterms edition.

For containerized cargo handed over to a carrier before vessel loading, FCA may be more appropriate than FOB depending on the actual arrangements.

Freight-inclusive quotations may be requested, subject to supplier and carrier confirmation.

20. Maritime Transport Safety

Charcoal may present self-heating and fire hazards during maritime transport.

The relevant parties should verify:

Cargo classification
Current IMDG Code requirements
Applicable testing
Packaging and container suitability
Carrier acceptance
Shipping documentation

An MSDS or SDS alone does not establish that charcoal is exempt from applicable maritime transport requirements.

Do not assume that coconut charcoal briquettes can be booked as unrestricted general cargo.

21. Production and Packaging Considerations

Stated Production Capacity

IEC’s supplied reference indicates:

Up to 200 metric tons per month

This is stated potential production capacity, subject to verification.

Shisha Charcoal Production Lead Time

The supplied reference indicates:

Approximately 14–20 days per container after down payment and final packaging approval.

This is an indicative shisha charcoal production period, subject to supplier confirmation.

It does not include ocean transit, customs clearance, or inland delivery.

BBQ Charcoal Production Lead Time

No separate verified BBQ charcoal production lead time has been supplied.

Packaging Costs

The supplied reference states:

Packaging costs are separate from the briquette price.

Container Loading

Container loading capacity depends on packaging, container type, gross weight, and applicable transport requirements.

No fixed loading weight has been supplied.

22. How to Request Coconut Charcoal Briquette Specifications

Step 1 – Select the Product

Choose hexagonal BBQ charcoal or shisha-grade coconut charcoal cubes.

Step 2 – Review Reference Specifications

Compare the supplied reference parameters with your requirements.

Step 3 – Define Target Values

Specify moisture, ash, volatile matter, fixed carbon, calorific value, and other requirements.

Step 4 – Agree on Test Methods

Confirm laboratory methods and reporting basis.

Step 5 – Request Samples

Evaluate representative samples where available.

Step 6 – Request Laboratory Evidence

Review available COAs and independent test results.

Step 7 – Agree on Acceptance Criteria

Define sampling, tolerances, and conformity requirements.

Step 8 – Request a Quality-Based Quotation

Submit the agreed specifications and proposed order quantity.

Coconut Charcoal Briquette Specifications RFQ Template

Subject: Coconut Charcoal Briquette Specifications & COA Inquiry – Indonesia

Dear Indonesia Export Center Team,

We are evaluating coconut shell charcoal briquettes from Indonesia and would like to review the available technical specifications and quality documentation.

Please advise whether suitable product and export arrangements are available based on the following requirements.

Buyer Information

Company Name: [Company Name]

Country: [Country]

City: [City]

Business Type: [Importer / Distributor / Wholesaler / Manufacturer / Brand Owner]

Contact Person: [Name]

Email: [Email]

WhatsApp: [Number]

Product Requirements

Product Type: [Hexagonal BBQ / Shisha Charcoal]

Required Shape: [Hexagonal / Cube / Custom]

Required Dimensions: [mm]

Dimensional Tolerance: [mm]

Maximum Moisture: [Percentage]

Maximum Ash: [Percentage]

Maximum Volatile Matter: [Percentage]

Required Fixed Carbon: [Percentage]

Minimum Calorific Value: [kcal/kg]

Density Requirement: [g/cm³]

Target Burning Time: [Duration and Test Conditions]

Maximum Breakage: [Percentage and Measurement Method]

Binder and Additive Disclosure Required: [Yes / No]

Laboratory and COA Requirements

Batch COA Required: [Yes / No]

Independent Laboratory Testing: [Required / Not Required]

Required Test Methods: [Methods]

Reporting Basis: [As Received / Dry Basis / Other]

Sampling Procedure: [Details]

Acceptance Criteria: [Details]

Retesting Procedure: [Details]

Order Requirements

Initial Order Quantity: [Metric Tons]

Expected Monthly Volume: [Metric Tons]

MOQ Confirmation Required: [Yes / No]

Packaging Type: [Bulk / Retail / Private Label]

Destination Country: [Country]

Destination Port: [Port]

Preferred Incoterm: [FOB / FCA / CFR / CIF / Other]

Target Shipment Date: [Date]

Please provide:

Available product specifications
Current technical datasheet
Sample availability and costs
Batch COA availability
Laboratory test methods
Reporting basis
Independent laboratory testing options
Sampling procedures
Quality acceptance criteria
Product composition information
Dimensional tolerance capability
Breakage testing options
Burning performance testing options
MOQ
Price per metric ton
Packaging options and costs
Production availability
Production lead time
Third-party inspection options
FOB Semarang quotation
Freight-inclusive quotation feasibility
Cargo classification and carrier requirements
Export documentation
Payment terms
Quotation validity

We look forward to receiving your technical specifications, quality documentation, and quotation.

Best regards,
[Your Name] [Company Name] [Country] [Contact Information]

SEND YOUR SPECIFICATIONS & COA INQUIRY VIA WHATSAPP:
https://wa.me/628133302277

Frequently Asked Questions About Coconut Charcoal Briquette Specifications

What are the main specifications of coconut charcoal briquettes?

Common specifications include moisture, ash, volatile matter, fixed carbon, calorific value, density, dimensions, and burning performance.

What is the moisture specification for coconut BBQ charcoal?

The supplied reference specifies maximum 8% moisture.

What is the moisture specification for shisha charcoal?

The supplied reference specifies maximum 6% moisture.

What is the ash specification?

Both supplied product references specify maximum 3% ash.

What is the fixed carbon specification for BBQ charcoal?

Greater than 65%, subject to batch verification.

What is the fixed carbon specification for shisha charcoal?

80–85%, subject to batch verification.

What is the calorific value for BBQ charcoal?

Greater than 6,500 kcal/kg, subject to batch verification.

What is the calorific value for shisha charcoal?

Greater than 7,500 kcal/kg, subject to batch verification.

What is the volatile matter specification for BBQ charcoal?

Less than 16%.

What is the volatile matter specification for shisha charcoal?

Less than 17%.

What is the standard shisha charcoal size?

25 × 25 × 25 mm cubes.

What is the BBQ charcoal shape?

Hexagonal.

What is the density specification?

The supplied reference lists 1.00–2.00 g/cm³ for both products.

How long do the briquettes burn?

The supplied reference indicates approximately 4–5 hours for BBQ charcoal and approximately 2 hours for shisha charcoal under unspecified conditions.

What is a COA?

A Certificate of Analysis reports test results for an identified sample or batch.

Should buyers request a batch-specific COA?

Yes, where required by the purchase agreement.

Can buyers request independent laboratory testing?

Yes, subject to testing arrangements and cost confirmation.

Can buyers request stricter ash specifications?

Buyers may request stricter specifications, subject to manufacturing feasibility and verified test results.

Are the briquettes guaranteed binder-free?

No such guarantee has been supplied. Buyers should request finished-product composition information.

Does smokeless mean carbon-monoxide-free?

No. Burning charcoal can generate dangerous carbon monoxide.

Can buyers request custom dimensions?

Yes, subject to manufacturing feasibility and MOQ.

What is the MOQ?

No fixed MOQ has been supplied.

What is the stated production capacity?

Up to 200 metric tons per month, subject to verification.

What is the shisha charcoal production lead time?

Approximately 14–20 days per container after down payment and final packaging approval, subject to confirmation.

What is the reference Indonesian loading port?

Tanjung Mas Port, Semarang, Indonesia.

What shipment term is referenced?

FOB Tanjung Mas Port, Semarang, subject to the final agreement.

What documents are identified?

COA, COO, SHT, and MSDS are identified in the supplied reference. Actual availability and applicability require confirmation.

Are charcoal briquettes unrestricted general cargo?

Not automatically. Cargo classification and carrier acceptance must be verified.

How can buyers request specifications and a quotation?

Send product type, required technical parameters, order quantity, quality documentation requirements, packaging, and destination port to IEC via WhatsApp.

Request Coconut Charcoal Briquette Specifications & Quotation

Need Verified Coconut Charcoal Briquette Specifications for Your Import Project?

Indonesia Export Center (IEC) welcomes B2B inquiries from quality control managers, international importers, wholesalers, distributors, and private-label brands.

Products:

Hexagonal Coconut BBQ Charcoal Briquettes
Coconut Shisha Charcoal Cubes

Origin: Indonesia

BBQ Raw Material: 100% Coconut Shell Charcoal Residue

Shisha Raw Material: 100% Coconut Shell Charcoal

BBQ Shape: Hexagonal

Shisha Standard Size: 25 × 25 × 25 mm

BBQ Moisture Reference: Max 8%

Shisha Moisture Reference: Max 6%

Ash Reference: Max 3%

BBQ Volatile Matter Reference: Less than 16%

Shisha Volatile Matter Reference: Less than 17%

BBQ Fixed Carbon Reference: Greater than 65%

Shisha Fixed Carbon Reference: 80–85%

BBQ Calorific Value Reference: Greater than 6,500 kcal/kg

Shisha Calorific Value Reference: Greater than 7,500 kcal/kg

Density Reference: 1.00–2.00 g/cm³

Quality Verification: Agreed Test Methods • Representative Samples • Batch COA • Independent Laboratory Testing

Stated Production Capacity: Up to 200 MT/Month, Subject to Confirmation

MOQ: To Be Confirmed

Packaging Costs: Separate from Briquette Price

Shisha Production Lead Time: Approximately 14–20 Days per Container After Down Payment and Final Packaging Approval, Subject to Confirmation

BBQ Production Lead Time: To Be Confirmed

Reference Loading Port: Tanjung Mas Port, Semarang, Indonesia

Reference Shipment Term: FOB

Contact IEC to discuss technical specifications, quality acceptance criteria, COA requirements, laboratory testing, and export quotations.

Indonesia Export Center (IEC)

Your Reliable Export & Sourcing Partner from Indonesia

Website: https://indonesiaexportcenter.com/

WhatsApp: +62 813-3302-277

REQUEST PRODUCT SPECIFICATIONS & QUOTE VIA WHATSAPP:
https://wa.me/628133302277

Please include your company name, destination country, product type, required specifications, proposed order quantity, and COA or laboratory testing requirements.