Fritsch

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Planetary mills:

P-7 premium

Ultra-fine shredding down to the nano range - in the shortest possible time

Fritsch GmbH

Thanks to its revolutionary technology, the P-7 premium planetary micro mill achieves a quantum leap in ultra-fine grinding: with 95 times the acceleration due to gravity and relative bucket speeds of up to 2,200 rpm, the energy input is around 150% higher than that of conventional planetary mills. This enables the loss-free comminution of hard, medium-hard and brittle materials down to final finenesses of 50 nm - with average grinding times of just 3 minutes down to analytical fineness.

Versatile applications in research and development

The system is suitable for a wide range of demanding tasks: from classic ultra-fine grinding in geology, ceramics and metallurgy to mechanical alloying, colloid grinding and applications in nanotechnology. Grinding can be carried out dry, in suspension or under inert gas. In addition, the mill enables the mixing and homogenization of emulsions as well as mechanical activation in materials research.

SelfLOCK technology for maximum efficiency

The innovative SelfLOCK clamping system revolutionizes handling: The grinding bowls lock securely into place without additional clamping - operating errors are impossible. The grinding chamber opens and closes automatically and automatically positions the cup holders for easy access. Cups can be changed in seconds. With two grinding stations and cups of 20 ml, 45 ml or 80 ml volume, up to 2 x 30 ml usable content can be processed simultaneously.

Intelligent process control and validation

The ergonomic touchscreen guides you intuitively through the menu structure in 10 languages. Automatic RFID recognition of the grinding bowls prevents incorrect grinding settings and optimizes the speed. An automatic parameter check before each grinding process guarantees exact reproducibility. Blocking in the event of impermissible operating states and automatic switch-off in the event of imbalance ensure maximum process reliability.

The mill can be automatically controlled and validated with the MillControl software - target/actual speed and power consumption are continuously monitored and documented. The optional EasyGTM system expands the mill into an analytical measuring system: special grinding bowls with transmitters record gas pressure and temperature in real time during grinding.

Variety of materials for contamination-free results

Six different grinding bowl materials - agate, sintered corundum, zirconium oxide, hardened stainless steel, hard metal tungsten carbide and silicon nitride - enable the targeted avoidance of unwanted abrasion. Gas flushing covers are available for grinding under protective gas and mechanical alloying. For suspension grinding, an emptying device facilitates the rapid separation of grinding balls and suspension.

The speed of the main disk can be adjusted from 150 to 1,100 rpm, which enables precise adjustment to different materials and desired final finenesses. The compact tabletop device (40 x 58 x 36 cm, 44 kg) with 1,200 watts of power combines maximum performance with simple operation.

Note: This article has been automatically translated. LUMITOS offers this service to make product information available in more languages. As this article was created automatically, errors and deviations from the original are possible. The original presentation in German can be found here.