Mitutoyo Rockwell Hardness Machines Series 963


  • The new frame design alllows the full 7.1? of specimen capcity without the need to cut a whole in the table.
  • Simple to operate;?The digital HR320 model uses a flashing bar graph to indicate when the initial test force has been reached.
  • 430 models?feature automatic brake and automatic start function that prevents overloading and begins test cycle. The HR430 model also includes the dial a weight system for easier load selection.
  • All models are complete with Flat and VEE anvils, diamond and 1/6? carbide ball indenters, 2 HRC and 1 HRBW Rockwell blocks (MR models)s or 3 Rockwell blocks and an HR30N and HR30TW for MS testers
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Technical Data
Preliminary test force: 29.42N*, 98.07N
Test force
Rockwell superficial*: 147.1, 294.2, 441.3N
Rockwell: 588.4, 980.7, 1471N
Test force setting: By dial
Load control: Automatic
(loading, duration, unloading)
Anvil: Flat (?64mm)
Max. specimen height: 7.1″ / 180mm
Max. specimen depth: 6.5″ / 165mm
(from the center of indenter shaft)
Stage elevation: Manual
Data output*: RS-232C, Digimatic code (SPC)
Power supply: 120V AC, 50/60Hz
*HR320-430 only

HR-320MS P/N 810-192-21A | HR-430MR P/N 810-193-21A | HR-430MS P/N 810-194-21A

Additional information

Weight 50 lbs
Dimensions 20 × 20 × 30 in
Hardness Testers

HR-320MS P/N?810-192-21A, HR-430MR P/N 810-193-21A, HR-430MS P/N 81019421A


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