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case hardening |
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case hardening [′kās ‚härd·ən·iŋ] (geology) Formation of a mineral coating on the surface of porous rock by evaporation of a mineral-bearing solution. (materials) A condition of stress and set in dry lumber characterized by compressive stress in the outer layers and tensile stress in the center or core. (metallurgy) Process of carburizing low-carbon steel or other ferrous alloy for making the outer layer (case) harder than the core. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Its proprietary IonLast ion-nitriding process for case-hardening ferrous metals has mainly been used to treat cutter blades. Therefore, products dried by microwaves lose moisture from the inside out, with minimal case-hardening, increased drying rate and improved product quality. |
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