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PET und HDPE Proben

Protocol number:	M260162
Industry:	Plastics / textiles
Feed Size:	< 15.0 mm
Desired Fineness:	90.0 % < 2.0 mm
Quantity:	10 - 20 g
Recommendation:	The P-29 cutting mill can easily be used for the desired sample quantity and required fineness.

Result 1

	Mini Cutting Mill PULVERISETTE 29 speed: 5000 revolutions per minute
Equipment:	sieve insert: 2 mm square perforation rotor: Rotor with straight cutting edges material: hardened stainless steel
Feed quantity:	20 g
Feed Size:	10 mm
Grinding time:	3 min
Final fineness:	2 mm
Comments:	The entire sample was fed in within 2 minutes. The grinding sound was typical and gradually subsided. After 3 minutes, the mill was stopped. Typical electrostatic residues were found below the sieve insert and brushed into the collection vessel. Cleaning was carried out with a brush and vacuum cleaner. Compressed air can also be used for quick cleaning.
Pictures:	Original PET-pellets before grinding
	Opened grinding chamber with a clean grinding chamber. Electrostatically charged sample was located between protection screen and sieve insert.