Olive Pomace (Alperujo)

Olive Pomace (Alperujo) Drying

Olive pomace drying, especially for the wet alperujo from two-phase mills, prepares the residue for pomace oil extraction, biomass fuel or composting. Alperujo is a dense, oily paste with more water than three-phase pomace, so it behaves differently from fruit pomaces. Mills and extractors dry it to recover residual oil and to stop pond storage.

Quick answer

To dry olive pomace (alperujo), GEM recommends the Rotary Tube Bundle Dryer and Paddle Dryer. Typical moisture is 60–70% in the feed and 8–10% after drying. Mesh Belt Dryer is used when the feed or site calls for it. Every project starts with a pilot trial on your own sample.

1998established112+installations7countriesDried & Testedin-house pilot trialsCertifications · Case studies
The challenge

What makes Olive Pomace (Alperujo) hard to dry

  • Residual olive oil and fine pits create a fire and dust risk if hot gases contact the dry material directly.
  • The paste is sticky through a middle moisture range and coats surfaces unless dry product is back-mixed with the feed.
  • Polyphenols in the vegetation water give a strong odour and phytotoxic effluent that exhaust treatment must handle.
  • Pits are abrasive and wear screws, paddles and seals unless pits are removed first or wear parts are protected.
How GEM dries it

The right dryer for Olive Pomace (Alperujo)

Because alperujo is oily, indirect steam-tube or paddle dryers keep hot gases away from the product and contain odour. A mesh belt dryer at modest air temperature is considered only for destoned, partly de-oiled pulp intended for fuel or feed.

Typical feed moisture60–70%
Typical target moisture8–10%
Recommended dryerRotary Tube Bundle Dryer, Paddle Dryer
AlternativesMesh Belt Dryer
Application areaPomace, Pulp & By-products
IndustriesFood & Beverage, Biomass, Bioenergy & Recycling
The value

What drying Olive Pomace (Alperujo) unlocks

Drying converts a stored pond liability into tradeable feedstock for pomace oil extractors and biomass boilers. It also reduces odour complaints, storage risk and the transport weight of seasonal residue.

Dried Olive Pomace (Alperujo) becomes

  • Feed for solvent pomace oil extraction
  • Olive pit and exhausted pomace fuel
  • Compost and soil amendment
  • Feed ingredient after de-oiling
For buyers

Buying a Olive Pomace (Alperujo) dryer?

Plants searching for a olive pomace dryer or comparing a alperujo drying plant usually need three answers: which dryer fits, what it costs to run, and how fast it pays back. For Olive Pomace (Alperujo), we start from your throughput, current moisture (typically 60–70%) and the target (8–10%), trial a sample on the Rotary Tube Bundle Dryer, and return a sized recommendation with a budget quotation for your food and biomass operation.

FAQ

Olive Pomace (Alperujo): questions buyers ask

Is direct hot-air drying safe for olive pomace?
It carries real fire risk because of the residual oil and fine dust. Indirect dryers such as steam-tube or paddle units heat through metal surfaces, keep oxygen low and are the safer choice for oily alperujo.
Should pits be separated before drying alperujo?
Separating pits first reduces wear and gives a valuable fuel stream, and the remaining pulp dries more evenly. Some plants dry the whole pomace instead. A pilot trial on your mill's pomace helps choose the route.

Send us a sample. See it dried.

We trial your material in our pilot facility before any equipment decision, then size the dryer from real data.

  1. Tell us the material, moisture and throughput.
  2. An engineer confirms the trial plan and sample shipping.
  3. You get drying data and a sized recommendation with a budget quotation.

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