chilled cast iron - foundry gate

MICROSTRUCTURE DESCRIPTION The microstructure of chilled cast iron is shown above. Etchant Components Concentration Etching Time Nita I Ethanol 97ml 1-2 minutes Nitric acid 3ml www. spectrographic.co.uk

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Page 1: Chilled Cast Iron - Foundry Gate

MICROSTRUCTURE

DESCRIPTION

The microstructure of chilled cast iron is shown above.

Etchant Components Concentration Etching Time

Nita I Ethanol 97ml

1-2 minutesNitric acid 3ml

www. spectrographic.co.uk

Page 2: Chilled Cast Iron - Foundry Gate

PREPARATION

DI.__ _ _.

en Cl.

SurfaceQ) .......

1 SiC Paper

2 SiC Paper

3 SiC Paper

4 SiC Paper

7 Tara Cloth

8 Miai Cloth

SECTIONING :

Abrasive cutter: Metcut Series

Cut off wheel: NF Non Ferrous and Cast Iron materials cutting wheel

MOUNTING:

Mounting Press: Omegapress 2

Mounting Resin: Black Phenolic Resin

GRINDING:

Planar Grinder: OmegaBelt

Grinding Belt: Alumina Belt 120

POLISHING:

Polisher: Omega pol Auto

Abrasive Lubricant

P180 grit Demin Water

P320 grit Demin Water

P600 grit Demin Water

P1200 grit Demin Water

3 micron Lubricant Yellow Diamond slurry

1 micron Alumina slurry

'2 "C "C

Q) Q)

� �� c..� Q) en a.. en a.. Relative Motion � Q) (.) c:: 16 c::0 E en

i= i:5 Q)

40 3 400 75 Clockwise (same direction)

40 2 400 75 Clockwise (same direction)

30 5 250 60 Clockwise (same direction)

Spectrographic Ltd

Unit 51Tong park Industrial EstateOtley RoadBaildonBD17 7QD

Tel 01274 966173

www.spectrographic.co.uk

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