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I
NSTRUCTION
M
ANUAL
3601 E. 34th St. Tucson, AZ 85713 USA Tel. +1 520-882-6598 Fax +1 520-882-6599 email: [email protected] Web: http://www.metallographic.com
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Please read this instruction manual carefully and follow all installation, operating and safety guidelines.
NANO 1000T / FEMTO 1500
Polishing Head
CLASS 8 Polishing Procedures
5.11.8 1095 Carbon Steel (Pearlite and Martensite
Phases)
Preparation of high carbon steels is fairly straight-
forward. Depending upon the heat treatment, the grinding
and polishing times may increase for the harder martensite
phase.
1095 Steel, Furnace-Cooled, etched with
2% Nital, 400X B.F.
Microstructure: Pearlite structure
1095 Steel, Water-Quenched, etched with
Picric acid, 1000X B.F.
Microstructure: Martensite structure
Abrasive/surface
Lubricant
FEMTO pressure
setting (psi)
Head / Wheel speed
Time
120 grit SiC paper*
Water
5 lbs
200/200 rpm
Until plane
240 grit SiC paper
360 grit SiC paper
600 grit SiC paper
Water
5 lbs
200/200 rpm
1 minute
1 minute
1 minute
9 um DIAMAT diamond on
POLYPAD polishing pad
DIALUBE
Purple Extender
5 lbs
200/200 rpm
3 minutes
3 um DIAMAT diamond on
TEXPAN polishing pad
DIALUBE
Purple Extender
5 lbs
200/200 rpm
3 minutes
1 um DIAMAT diamond on
ATLANTIS polishing pad
DIALUBE
Purple Extender
5 lbs
200/200 rpm
2 minutes
0.05 um Nanometer alumina on
MICROPAD polishing pad
5 lbs
100/100 rpm
30 seconds
* Recommended for Central Force holders (this step not required for Individual Force holders)