Rotary type machines of our brand MONTERDE for calcining:

• Plaster / Plaster of Paris

• Anhydrite II

• Perlite

With our direct and indirect fire kilns can reach calcination temperatures until 800ºC.

We also have coolers when necessary, whether storage or dosing requirements in the mixing plants because of temperature limitations due to the additives used in the process, or to facilitate the rehydratation of the plaster at the outlet of the kiln. 

Furthermore, we have a wide type of driers, for different products, such us:

• Arids

• Clay

• Feldspar

• Sepiolite

• Alfalfa/Lucerne

• Silica sand

• Limestone.