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Copper Zinc Alloys Specimen Preparation

Copper-zinc alloys are difficult to prepare because they have a tendency to smear easily. The result is preparation damage and scratching may only become apparent after etching.

SECTIONING

MAXCUT Abrasive blade (Cat. No. MAX-C or MAX-I series)

MOUNTING
Compression Mounting with Phenolic, Epoxy or Diallyl Phthalate compression mounting resins

POLISHING

Abrasive/surface

Lubricant

Force/ sample

Speed
(Head/base)

Time

P220 grit ALO paper
P500 grit ALO paper
P1200 grit ALO paper

Water

5-10 lbs

100/100 rpm

Until plane
1 minute
1 minute

1 um DIAMAT diamond on ATLANTIS polishing pad

DIALUBE Purple Extender

5-10 lbs

100/100 rpm

2 minutes

0.05 um Nanometer alumina on NAPPAD polishing pad

 

5-10 lbs

100/100 rpm

1 minute


Metallography Copper-zinc alloy

Copper-Zinc alloy, 200X

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