The latest concrete spraying machine for mining applications from Putzmeister, Wetkret 5, “ensures safe and accurate spraying in middle and large sections of tunnels and mines.” Its spraying arm, which has a vertical reach of 17 m, it says has demonstrated its efficiency in projects around the world. “What’s more, it can perform movements simultaneously, resulting in improved manoeuvrability and reduced times.”

The concrete pump boasts the latest Putzmeister technology and has a maximum output capacity of 33 m3/h. The variable flow compressor integrated into the chassis can be easily adapted to the spraying requirements, ensuring maximum quality. For greater additive dosage accuracy, Wetkret 5 boasts a peristaltic additive pump with flow meter, or a screw additive pump. All of the equipment’s functionalities are remote controlled, guaranteeing operator safety and ergonomics.