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MWS 721 - Working Range 720oC to 950oC (950oC if covered with Economiser) Sparingly water soluble neutral hardening salt for hardening of too steels and selectively carburized steels. Daily regeneration is required by adding Regenerator with desludging the bath to avoid decarburization of the bath. Can be used without "Regenerator" but with to 7% sodium cyanide as a scale free heating medium.
DENSITY : at 825oC -45 kgs/cu.ft. approx