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Sample grinding case-shell

- Nov 19, 2018 -

Test Report

NO.018.863.0004                                     Date:2018-08-02

Requirement

Sample

shell

Original   size

6cm

Feed   quantity

20g

Required   fineness

75   μm

Sample   characteristic

Hard,   brittle

Subsequent   analysis

DNA   extraction

Other   requirements


Solution

Instrument   selected

Micro  Ball Mill GT300

Configurations

grinding   jar 50ml, grinding balls Φ25  stainless   steel

Parameters

1800rpm

Time

30s

Achieved   result

75   μm

Remarks

Pre crush   the sample into 1-2 cm

Sample   Comparison

Before Grinding

After   Grinding

前

后


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