Mitutoyo Hardmatic HH-411 Series 810-Impact Type Hardness Testing Unit Technical Specifications:
- Impactor: Impact hammer with integrated detector and carbide-ball tip
- (D type: conforming to ASTM A 956)
- Display unit: 7-segment LCD
- Functions: Auto angle compensation, Off set,
- OK/NG judgment, Hardness scale conversion
- Data storage (1800 data entries)
- Statistical analysis (Average, Maximum, Minimum, Dispersion)
- Auto sleep function
- Impact counter display function
- Testable workpiece
- Thickness: Minimum 5mm or more
- Mass: 5kg or more in mass
- Test points: 5mm or more from the edge of the sample, 3mm or more to each of the tested points.
- Surface roughness: Ra 10ìm or less
- Power supply: Alkaline AA battery 2pcs or optional
- AC adapter (battery life: 70 hours)
