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Planetary Micro Mill
PULVERISETTE 7
premium line
产品详情
Technical data
| Working principle | impact force |
| Optimal for material type | hard, medium-hard, brittle |
| Number of grinding stations | 2 |
| Grinding tools | grinding bowls and grinding balls |
| Materials of the grinding tools | agate, sintered corundum, silicon nitride, zirconium oxide, hardened stainless steel, hardmetal tungsten carbide |
| Grinding bowl sizes | 20, 45, 80 ml |
| Grinding ball diameter | 0.1 - 20 mm |
| Max. feed size (depends on material) | 5 mm |
| Sample quantity | 1-60 ml |
| Final fineness (depending on material) | < 0.1 µm |
| Typical grinding time down to analytical fineness | 3 min |
| Grinding process | dry/wet |
| Grinding in inert gas | yes |
| Gas pressure and temperature measurement | yes |
| Max. rotational speed grinding bowls | 2200 rpm |
| Rotational speed of main disk | 150-1100 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) | 95 g |
| Interfaces | USB |
| Electrical details | 100-120 V / 200-240 V/1~, 50-60 Hz, 1200 Watt voltage, indicated by customer is set |
| Emission sound pressure level at the workplace according to DIN EN ISO 3746 (depending on the material to be ground, grinding bowls/balls, selected rotational speed) | LpAd = 80 dB |
| Weight | 44 kg |
| Dimensions (W x D x H) | bench top instrument 40 x 58 x 36 cm |
In the operating manual, under DOWNLOADS, you find the appropriate rotor speed limits for grinding ball-diameters and grinding bowls made of agate.
