4BLANK If you are a fine punching specialist or a fine punching tool manufacturer, we suggest 4BLANK coating that will not leave anyone disappointed. Pošljite povpraševanje Advantages Properties Applications Advantages CrN-based coating → Provides excellent tool protection against oxidation while providing excellent adhesion High coating hardness → protection against wear and tool damage Properties Based on AlCrTiN Color: Gray Nano Hardness: 38+-3 GPa Maximum processing temperature > 900°C Applications Fine punching of the most demanding materials with high tensile strength