Cross Beater Mill – cast iron grinding insert Pulverisette 16
With a freely adjustable rotor speed of 2,000 – 4,000 rpm, the FRITSCH Cross Beater Mill PULVERISETTE 16 is the ideal universal mill for fast and gentle pre-crushing and fine-grinding of medium-hard, brittle materials up to a Mohs hardness of 6 in laboratories, pilot plants and industry.
Comminution can take place batchwise or continuously. The maximum feed size for bulk solids is up to 25 mm. For batchwise operation, a 5 litre collecting vessel with filter hose is delivered as standard. A 30 litre collecting vessel with filter hose is also available for larger quantities. The final fineness depends on the selection of the bottom sieve and the breaking properties of the respective material. A final fineness of < 100 μm can often be achieved after the first step due to the powerful drive and a rotor speed of up to 4,000 rpm.
The PULVERISETTE 16 offers highest operational safety: if the quick-clamping lock is opened unintentionally, a safety switch activates the motor brake so that the rotor comes to a stop.
Comminution in the Cross Beater Mill takes place through impact, friction and shearing forces. The feeding funnel guides the grinding material directly into the centre of the grinding chamber, where it is comminuted between the cross beater and the teeth of the grinding insert. The selected bottom sieve determines the final fineness. The rotating cross beater also creates airflow through the funnel that accelerates the discharging of the ground sample into the collecting vessel. The supplied filter hose can be integrated here to effectively reduce the release of fine dust.
Cross Beater Mill – cast iron grinding insert Pulverisette 16
Features
- Max. feed size 25 mm
- Final fineness < 100 μm already in the first step depending on the material
- Ideal for the comminution of coal, coke, lime or slate
- Perfect for fast work with a high throughput
- Easy-to-change bottom sieves with perforations sizes of 0.12-10 mm
- Easy cleaning due to grinding tools that are removable without tools
- Speed adjustment for different applications
- Batchwise or continuous operation possible
- Practical grinding chamber quick-clamping lock
- Easily replaceable impact plates
- 1.1 kW three-phase motor with frequency converter, adjustable speed of 2,000-4,000 rpm (in 200 rpm steps)
- Toothed grinding tools made of cast iron
- Trapezoidal and round perforation bottom sieves made of stainless steel in various sizes
- Useable as a table-mounted or free-standing instrument with support stand (order separately)
- Extensive accessories for simplifying your daily work
specifications
Working principle | impact |
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Optimal for material type | medium-hard, brittle |
Grinding tools | cast iron |
Materials of the grinding tools | stainless steel, stainless steel 316L, pure titanium |
Min. sample quantity | approx. 40 – 50 ml |
Max. feed size | 25 mm |
Max. throughput (depending on the material and sieve size) | approx. 80 l/h |
Final fineness (sieve inserts) | 0.12 – 10 mm |
Feeding | batchwise/continuous |
Rotor speed | 2,000 – 4,000 rpm |
Electrical Details | 200-240 V/1~, 50/60 Hz, 1500 Watt |
Emission sound pressure level at the workplace according to DIN EN ISO 3746 (depending on material to be ground and instrument configuration ) | approx. LpAd = 86 dB |
Weight | 50 kg |
Dimensions (W x D x H) | table-mounting or on stand 60 x 70 x 58 cm |
Manufacturers
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Industries
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Methods
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Spares and accessories for cast iron grinding insert PULVERISETTE 16
BOTTOM SIEVES MADE OF STAINLESS STEEL 316L
For the PULVERISETTE 16 are bottom sieves made of stainless steel either in trapezoidal or round perforations in various sizes available. In general, the finer the desired final fineness, the smaller the perforation of the bottom sieve should be; the larger the perforation, the higher the throughput.
FURTHER ACCESSORIES
The standard equipment delivered with the PULVERISETTE 16 includes a cloth filter hose between the mill and the 5 litre collecting vessel that ensures a constant airflow in the grinding chamber; accelerates the throughput and prevents blockages – for fast, gentle comminution.
We also offer a 30 litre collecting vessel for grinding larger quantities.
Combine your PULVERISETTE 16 with a support stand for a stand-alone instrument that you can place anywhere. A certificate for IQ/OQ documentation is also available.