Redefining Building Materials

From concrete performance to low-carbon cement production, we transform waste into a powerful climate asset.

One Solution. Three Impacts.

Replace Fossil Fuel

Boost Performance

Sequester carbon

Biochar for Stronger Materials

Biochar is a versatile additive that improves strength, durability, and thermal performance when incorporated into construction materials such as concrete, bricks, drywall, and asphalt while permanently storing carbon.

Its performance, however, depends on key properties like porosity, particle size, and surface area, which are directly influenced by the production technology.

Airex Energy’s process is designed to precisely control these parameters, enabling the production of tailored biochar optimized for each specific application.

Biocarbon for Cleaner Cement

Biocarbon is a renewable alternative to fossil fuels used in cement production, particularly in clinker kilns where petcoke and coal are traditionally burned to generate high temperatures.

By replacing these fuels, biocarbon enables cement manufacturers to significantly reduce their carbon footprint without compromising productivity or clinker quality.

Its performance depends on key properties such as energy and carbon content, all of which are influenced by the production process. Airex Energy’s technology is designed to deliver a high-quality, engineered biocarbon that integrates seamlessly into existing operations.

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Technology Highlight

CarbonFX-HT™ is a flexible, high-temperature carbonization technology engineered for industrial-scale biochar & biocarbon production.

Designed for performance and reliability, it adapts to diverse feedstocks and carbon specifications while maintaining exceptional efficiency.

Its modular, scalable design enables global deployment and supports certification pathways as well as the generation of carbon credits (for biochar only) at scale.

Large scale production capacity

Feedstock compatibility

Flexible production parameters

Easy to operate

Safe for employees

Excess energy to be reused

Model	CarbonFX-HT™
Technology	Carbonization
Process temperature (°C)	500-600
Operating mode	Continuous
Heating method	Indirect
Reactor type	Screw
Output product	Biochar & biocarbon
Total carbon content	+ 70%
Yield	30% - 35%
Input production capacity (kg/h, db)	4000
Output production capacity (kg/h, db)	1000-1300
Scalability	Yes (modular)
Waste (liquid or solid)	None
Feedstock compatibility	Very flexible
By-products	Excess energy (syngas)
Carbon credits	Yes (biochar only)
Certifications	Yes

Certification

Our biochar solutions can be designed to meet the requirements of globally recognized certification standards. Certification pathways depend on factors such as feedstock origin and traceability, target markets, and the specific properties of the biochar produced. With extensive experience navigating these certification frameworks, we work closely with our clients to ensure all requirements are met.

These internationally recognized certifications reflect our commitment to sustainable practices and the consistent production of high-quality biochar. We are proud to deliver products that meet the highest industry standards.

Carbon sequestration

Biochar is a long-term carbon sink, capable of storing carbon in soils or durable materials for hundreds of years. Each tonne of biochar can sequester 2 to 3 tonnes of CO₂ equivalent, creating opportunities for carbon credit generation on the voluntary market.

Our solution enables the integration of dMRV (digital measurement, reporting, and verification) platforms, such as Cula.tech, to accurately quantify and verify carbon sequestration. This level of transparency allows project developers to generate high-quality carbon dioxide removal (CDR) credits that meet the expectations of large corporate buyers seeking trusted, durable, and verifiable offsets.

Discover Our Solutions

Biocarbon Solution

Biocoal Solution

Biochar Solution