Chargement…
Chargement…
by Dakhla Aménagement Team
The cement plant is one of the rare industries able to valorise a waste without leaving a residue. Direct answer: co-processing — burning waste in the clinker kiln — combines energy recovery and incorporation of ashes into the product, under a strict environmental permit. It is a regulated sector framework, not a licence to burn.
A clinker kiln at ~1,450 °C, with several seconds of high-temperature residence and a solid phase that captures ashes: organic pollutants are destroyed, the waste minerals enter the clinker's composition. No bottom ash, no ash to landfill: the waste disappears into the product. This is what sets cement-plant valorisation apart from classic incineration.
| Recoverable families | Precautions |
|---|---|
| Sorted refuse-derived fuels (RDF) | Preparation, controlled chlorine content |
| Used tyres, whole or shredded | Controlled feeding (sulphur, metal) |
| Standardised used oils and solvents | Origin traceability |
| Treated sludges, animal meals under regulation | Input analysis, emissions |
On the other hand, everything banned elsewhere is banned here too: hazardous waste outside authorisation, excessively chlorinated materials (attack on installations and emissions), radioactive waste. Each plant's environmental permit fixes precisely its admissible list and emission limits.
Cement-plant valorisation operates under an environmental permit issued by the authorities: input balance, continuous stack-emission measurements, periodic controls and waste-flow traceability from emitter to kiln. A waste follows the same documentary journey as a commodity — simplified, but real.
Co-processing does not come before prevention or material recycling: reusing a material beats burning it. Its place is before landfill: better to recover the energy and minerals of an unrecoverable waste than to bury it. It is one link of the chain, presented for what it is.
On these plant subjects, DAM describes the sector without lending its own installation what is not published. Your site, meanwhile, is supplied with CPJ 45/55 compliant with NM 10.1.004 / EN 197-1 — quote on request.
Valorising a waste in the ~1,450 °C kiln with no final residue: energy recovered, minerals incorporated into clinker.
Prevention and material recycling first; co-processing before landfill — one link in the chain, no miracle cure.
Each plant has its admissible list and emission limits, set by environmental regulation.
From emitter to kiln, waste follows a documentary path: origins, analyses, balances — traceability builds trust.
For the buyer, nothing changes: NM 10.1.004 / EN 197-1 compliance, strength tests, certificate per lot.
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Read articleOur team responds within 24h. CPJ 45 on request, CPJ 55 on request. Delivery within Dakhla included.