RC on the upcoming ZDP-189

lambertiana

Gold Member
Joined
Jul 7, 2000
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Sal - what are you going to run the Rc at on the ZDP-189 versions of the Calypso Jr and Delica?
 
I was wondering about this to. I thought I remembered reading another thread saying that the rc could be taken to 65 with that steel without it becoming to brittle to be used as a knife. There's not any chance its going to be that high is there?
 
Latest info on this matter, 'ZDP189 steel blades are laminated with ZDP189 being the core material (san mai). Its a powdered metal made by Hitachi that has phenominal chemistry with 3% carbon. The hardness of the core is around 64Rc and edge retention is exceptional.'
 
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