Burning

Precalciners

A precalciner is a shaft heat exchanger used for the preheating and partial calcining of material before it is burned in a rotary kiln.

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Calciners

Several types of calciners are used in the pre-calcining of raw meal. These are either “inline” calciners or calciners with a separate calcining chamber.

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Preheaters

We supply various types of preheaters including shaft, shaft-cyclone and cyclone models in various sizes and designs.

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Rotary kilns

Rotary kilns have been a tradition at PSP Engineering since 1951. Since that time our company has supplied more than 200 rotary kilns to America, Europe, Asia and Africa for a wide range of industrial applications – the production of cement, lime, magnesite,…

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Shaft coolers

The new generation of shaft coolers effectively uses cooling air for efficient heat recovery between the cooled material and cooling air, which is then used as combustion air in the rotary kiln.

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Grate coolers

To cool cement clinker, kiln lines are equipped with a “pendulum” grate cooler with a “KIDS” stationary inlet and grate with a hydraulic drive. The cooled clinker is then crushed by means of a roller crusher installed at the end of the grate area.

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Drum dryers

Drum dryers are used to dry grained, non-sticky, non-flammable and non-explosive materials such as limestone, ores, sand, slag and clay. Drum dryers are used in a wide range of industrial applications.

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