Description
Electrolytic at 2.5 Volts for a few seconds.
Stains sigma and chi yellow to red brown, ferrite grey to blue grey, carbides barely touched, austenite not touched
E407097
£32.00 – £47.00 Exc VAT
When used as indicated, this product will reveal the signs phase of 400 series Steel, it also stains the sigma phase of 300 & 200 series Steel and can be used to reveal the general structure of High Temperature Steels.
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