| http://www.w3.org/ns/prov#value | - In a typical stamping application, oils, coolants, and other liquids and lubricants often are present that can wreak havoc on the components.Manufacturers of these devices have addressed this problem by making components out of higher-grade materials that are less affected by these substances and therefore classified with an ingress protection (IP) rating???the letters IP followed by two digits.
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