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Cereals, Lot 6.3

Protocol number:	M005133-2
Industry:	Biology, Agriculture and forestry, Foodstuffs
Feed Size:	< 6 mm
Desired Fineness:	< 0,2 mm
Quantity:	2,5 g
Recommendation:	Variable Speed Rotor Mill PULVERISETTE 14 can be used for a grinding of sample.

Result 1

	Variable Speed Rotor Mill PULVERISETTE 14 classic line rotor speed: 20.000 rpm
Equipment:	impact rotor with 12 ribs made of stainless steel + sieve ring: 0,2 mm trapezoidal perforation
Feed quantity:	2,5 g
Feed Size:	< 6 mm
Grinding time:	15 s
Final fineness:	< 0,2 mm (fine powder)
Comments:	Complete sample amount has been fed and ground within 15 seconds. Afterwards, about 2,3 g of ground sample got found in the collecting vessel. A bit of sample is sticking electrostatic charged to the sieve ring. Cleaning can be performed rapidly by vacuuming with a soft brush. Even higher amounts of sample can be ground this way.