Retsch MM400 Mixer Mill
The Mixer Mill MM 400 is a true multipurpose mill designed for dry, wet and cryogenic grinding of small volumes up to 2 x 20 ml. It mixes and homogenizes powders and suspensions with a frequency of 30 Hz within seconds – unbeatably fast and easy to operate.
Applications: size reduction, mixing, homogenization, cell disruption, cryogenic grinding, mechanochemistry
Field of application: agriculture, biology, chemistry, plastics, construction materials, engineering, electronics, environment, recycling, food, geology, metallurgy, glass, ceramics, medicine, pharmaceuticals
Technical Data
| Size reduction principle | impact, friction |
| Material feed size | <= 8 mm |
| Final fineness |
~ 5 µm |
| Batch size / feed quantity | max. 2 x 20 ml |
| No. of grinding stations | 2 |
| Vibrational frequency | 3 - 30 Hz (180 - 1800 min-1) |
| Typical mean grinding time | 30 s - 2 min |
| Max. grindig time | 99 h |
| Dry grinding | Yes |
| Wet grinding | Yes |
| Cryogenic grinding | Yes |
| Cell disruption with vials | Yes, up to 20 x 2.0 ml |
| Self-centering clamping device | Yes |
| Setting of grinding time | digital, 10 s - 8 h |
| Storable SOPs | 12 |
| Storable cycle programs | 6 |
| Protective cover | Transparent |
| Electrical supply data | 100-240 V, 50/60 Hz |
| Protection code | IP 30 |
| Power consumption | 165W |
| W x H x D closed | 385 x 350 x 470 mm |
| Net weight | ~ 27,5 kg |
| Standards | CE |