Working principle: Impact force
Grinding tools: Grinding bowls (12, 45 ml) and grinding balls (0.1 - 15 mm)
Materials of the grinding tools: Agate
Max. feed size: (depends on material) 5 mm
Min. sample quantity: 0.5 ml
Max. sample quantity: 40 ml
Final fineness: (depends on material) < 1 µm
Typical grinding time down to analytical fineness: 3 min
Grinding process: Dry/wet
Grinding in inert gas: Only possible in glove box
Rotational speed of main disk:100-800 rpm
Transmission ratio planetary disk/ grinding bowl:i relative = 1 : -2
Effective diameter of main disk: 140 mm
Centrifugal acceleration (g = 9.81 m/s²): 50 g
Interfaces: Yes
Electrical details: 100-120/200-240 V/1~, 50-60 Hz, 880 watt
Motor shaft power in accordance with VDE 0530, EN 60034: 0.37 kW
Weight: 35 kg
Dimensions: (W x D x H)Bench top instrument 37 x 53 x 50 cm
Areas of application
Chemistry, biology, pharmacology and pharmaceutical research, medicine, nuclear research, spectroscopy, x-ray fluorescence.
Method of operation
The grinding sample is comminuted by high-energy impacts from grinding balls and friction between balls and the grinding bowl wall.
Features overview
Large rotational speed range
Grinding chamber completely encapsulated but easy to open
Cooling of the grinding chamber with a built-in fan for long grinding times
Programmable microprocessor control
Precise rotational speed regulation with display of set/actual values
Programme-timer for grinding operation and cooling phases
Reversing function
Energy-save-function (electricity-saving mode)
RS232 interface for output of process data and programming of grinding cycles
Ergonomic IP64 membrane keyboard
Maintenance-free drive with asynchronous motor and frequency converter