Compact, sturdy, and highly effective: This characterises the TORNADO® rotary lobe pumps from NETZSCH Pumps & Systems. The self-priming and valveless rotary lobe pumps are particularly powerful and require little area as a result of their compact design.
As the worldwide specialist in complex fluid management, NETZSCH also has various designs of rotary lobe pumps in its portfolio. We present you tips on how to benefit from using a rotary lobe pump in multiple applications.
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This is how a rotary lobe pump works

Rotary lobe pumps belong to the rotary optimistic displacement pumps group and are self-priming and valveless. They encompass a pump housing and two intermeshing lobe rotors. The rotation of the rotors creates a vacuum on the suction side, which attracts within the pumped medium. The medium is pushed into the pressure range by the rotors. This displaces between two and six house fillings per revolution, depending on the number of rotor blades. Therefore, a rotary lobe pump may also be used for speed-proportional dosing. A TORNADO® rotary lobe pump from NETZSCH also offers most operational reliability because of the worldwide unique separation between the pump and equipment chambers. With rotary lobe pumps, you can convey low- and high-viscosity media without issues. Due to the numerous free ball passage and low speeds, they are insensitive to blockages, clogging and international material. Varying strong contents do not have an result on the move rate, nor do pressure modifications. This lets you achieve continuous as properly as robust conveying and metering.

The TORNADO® T1 rotary lobe pumps convince with the GSS know-how, a spatial separation between the pump chamber and gear field.
These are the advantages of a rotary lobe pump from NETZSCH

In addition to the unique spatial separation of the pump and gearbox areas already described, the FSIP® (Full Service in Place) design lets you cut back service instances and costs. This pays off rapidly, particularly in particularly wear-intensive purposes. Thanks to the progressive design, service and maintenance can be carried out without eradicating the pump from the pipeline. diaphragm seal offers you fast and easy access to the lobe rotors and shaft sealing. The material reversal also makes the TORNADO® rotary lobe pump notably sturdy and durable. Another advantage of a rotary lobe pump from NETZSCH is the oil-free belt drive. It replaces the regularly used synchronous gear and is completely maintenance-free. For hygienic functions, we additionally supply rotary lobe pumps which are CIP (Cleaning-In-Place) succesful. This allows you to clear in a round or continuous course of without prior dismantling from the plant. Rotary lobe pumps are also out there in a cell version. The mobility allows large liquids containing solids, wastewater, and sludge to be pumped in the most numerous and strange areas. Depending on the applying, the TORNADO® rotary lobe pump is mounted on a trailer with a diesel power unit in the acceptable size.
TORNADO® rotary lobe pumps can be found all-metal and metal-rubber design.
Benefit from a rotary lobe pump in these functions

From wastewater treatment to food-grade pumping of cacao liquor, the vary of applications for a rotary lobe pump is big and diversified. When pumping industrial wastewater, the rotary lobe pump impresses, among different issues, with its robustness and ease of servicing. The TORNADO® rotary lobe pump reduces the downtimes of your plants and minimises the maintenance effort. For example, the mining industry additionally uses rotary lobe pumps to pump molybdenum slurry. The pump system is not solely convincing as a end result of reduced service effort but, above all, because of its lengthy service life. These properties are additionally more and more in demand in the battery sector. In battery production, the pumps are suitable for pumping viscous slurries and liquids with a excessive solids content. On the opposite hand, the requirements in the food or pharmaceutical sectors are totally different. Here, the TORNADO® rotary lobe pump ensures excessive operational reliability due to its distinctive design. An essential factor is that the pump chamber, lobe rotor and seals are freed from useless area and flow-optimized. This means nothing stands in the way in which of hygienic and nearly maintenance-free pumping. All areas of software of a TORNADO® rotary lobe pump:
Environment & Energy

Food & Pharmaceuticals



Oil & Gas Mid- / Downstream

Chemical, Pulp & Paper

Portfolio of rotary lobe pumps from NETZSCH

The rotary lobe pump portfolio at NETZSCH consists of six completely different versions. These embrace variants for industrial use, pumps for conveying foodstuffs or chemical substances, and cellular versions. Depending on the person utility, we choose the suitable mannequin for you. All versions at a glance:
TORNADO® T.Envi® Rotary Lobe Pump

TORNADO® T1 Rotary Lobe Pump


TORNADO® T.Proc® Rotary Lobe Pump

TORNADO® T.Sano® All-Metal Rotary Lobe Pump

TORNADO® T.Sano® Rotary Lobe Pump With Smooth Surface

In addition to the rotary lobe pump know-how, NETZSCH offers quite a few other constructive displacement pumps such as NEMO® progressing cavity pumps, NOTOS® multi screw pumps or PERIPRO peristaltic pumps grinding systems and barrel emptying techniques are also a half of the portfolio of the global specialist in complex fluid administration. Let our consultants advise you – collectively, we are going to find the proper solution for your utility.