Laboratory Solutions for Material Science
 
  
 
 
FRITSCH GmbH
http://www.fritsch.de

Pulverisettes: Vibratory Sieve Shaker "analysette 3" 

Description:
For quantitative particle size analysis of dry samples and suspensions of all kind by dry and wet sieving with moven test sieves or micro precision sieves, convertible to micro mill.

Typical fields of application: 
For production control in the areas where quality is important, for integration into test equipment inspection in accordance with ISO 9001 (Sieve shaker can be calibrated as a testing instrument).

Method of operation: 
The "analysette 3" is a "shaking sieve" system in the classic sense, with an electromagnetic drive in the base which vibrates the sieves vertically. The material to be sieved is propelled upwards periodically from the woven sieve cloth, as it returns to the mesh of the sieve it is forced through the apertures to the cpllecting pan located on the base.
The regulated vertical action produces optimum material sizes for sieving and ensures an even distribution of the material over the entire sieve mesh. As there are no centrifugal effects, all forces act directly in the separating process of the sieves, almost regardless of the level acceleration.

Features of performance:

  • Automatic setting of the optimum operating point on the resonance curve - AMPCONTROL
  • Can be integrated into test equipment inspection in accordance with ISO 9001 (Sieve shaker can be calibrated as a testing instrument)
  • Auto-validation of the sieving process via RS232 and AUTOSIEVE for WINDOWS™ through on-line comparsion of the desired and actual amplitude.
  • up to 9 sieve programmes which can be saved and recalled
  • digital adjustment and regulation of amplitude: AMPCONTROL
  • Micro mode and micro-intermettent mode for micro precision sieving
  • Power-save funktion (low-current drain mode)
  • Intermittent and continous mode
  • AUTOSIEVE for WINDOWS™ for automatic evaluation of sieve analysis
  • EASYTWIST sieve stack bracing included in the price
  • Modular system allows for a wide range of applications
  • Quick conversion to Vibratory Micro Mill "pulverisette 0"
  • Foil-type keypad IP65 fitted ergonomically, splash-proof and precise digital timer
  • Up to 10 test sieves and a sieve pan with 50 mm height each can be used in one working cycle.
  • safety tested (CE mark)
  • 2 year guarantee

Technical Data:
 

Method of Analysis : Sieving
Sample Condition : dry/wet
Measuring range for wet sieving : 20 µm - 10 µm
Measuring range for dry sieving : 20 µm - 63 µm
Measuring range for micro precision sieving : 5 µm -100 µm
Min. sample quantity of dry sieving : up to 100 g for sieves < 100 µm 
up to 1 kg for sieves < 25 mm
Min. sample quantity for wet sieving : 20 - 100 g
Measuring time/wet sieving : 3 - 10 minutes
Measuring time/dry sieving : 3 - 20 minutes
Measuring time/micro precision sieving : 30 - 60 minutes



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