AERZENER MASCHINENFABRIK GMBH

Köhler Kalk invests in a new kiln

All Sienk

Köhler Kalk has a modern new kiln

All Sienk

1 The starting material is dolomite

2 At Köhler Kalk in Hesse, a machine park consisting of Delta Hybrid and Delta Blower provides the process air

3 Partnership in engineering, international cooperation for commissioning: Edoardo Cella from QualiCal, Italy (at right), and Arkadiusz Mrozek from Aerzen Polska

4 Aerzen Delta blowers inject the pulverized lignite into the kiln through burner lances

5 The size of the pipes is a good indication of how much process air a PFR kiln needs

6 PFR kiln with access to the vibrating trays

7 Investment in a successful future: Christian Köhler relies on best-available firing technology

Köhler Kalk in Northern Hesse commissioned a new kiln. Thanks to the rotary lobe compressors made by Aerzen, the plant manufactured by QualiCal counts among the most efficient solutions in its field.

1 Using the best available technology for burning lime

In 2017, with a view to securing the future of the company’s location in the Werra-Meissner district, the family-owned business decided to invest in a new kiln.

The QualiCal specialists from Italy received the order. Designed as a parallel flow regenerative (PFR) kiln, this type is among the most energy-efficient lime burners according to BAT (best available technology, component of the installation authorization law according to EU Directive 2010/75/EU concerning industrial emissions).

While in the past, the consumption of coke had been...