Digital Rockwell/Superficial Rockwell Hardness Testers(900-387)

Model No. 900-387

Load Cell, Closed Loop, Rockwell Hardness Tester! 

Touch Screen Functions w/One Touch Testing Feature! 

Features: Model No. 900-387 Rockwell Hardness Tester

This digital Rockwell/Superficial Rockwell hardness tester with fully automated load/unload procedures affords highly sensitive and accurate readings. Micro computer controlled Touch Screen with USB output to PC. The 900-387 digital Rockwell hardness tester offers programmable scale conversions, dwell times, statistical capabilities and test counter. Capable of testing in all of the regular Rockwell hardness scales

Direct Loading Method With Load-Cell Instead Of Dead Weight System. High Speed Test Cycle and Extremely Accurate Loading Control 

Automatic conversions to HB, HV, Other Rockwell Scales
Touch Screen selectable system
Upper/Lower Limit Settings

Specifications:Rockwell Hardness Tester

Minor Load29.4N（3kgf）, 98.1N (10kgf
Major Load147.1N(15kgf), 294.3N(30kgf), 441.3N(45kgf), 
588.4N (60kgf), 
980.7N (100kgf), 
1471N (150kgf) 

Test Force ApplicationLoad Cell Closed Loop
Test Force ControlMotorized
Results DisplayHi Def LCD Digital Readout
Resolution0.01HR
Vertical Capacity7.80”
Throat Depth5.90”
Height700mm
Width600mm
Depth250mm
Weight220 lbs

Accessories: Included
C/N scale Diamond Indenter
1/16” Ball Indenter
2- HRC test Blocks
1- HRB Test Block
2- HRN Test Block
1- HRT Test Block
Test Table 5.87" (150mm)
Flat Anvil 2.5" (63mm)
Std. V- Anvil
Accessory Case

Test resolution0.01HR Rockwell unit;
Operation temperature:50° - 95°F (10ᵒC～35ᵒC)
Ambient environment:clean, no vibration, no strong magnetic field, and no corrosive medium;
Power supply:single phase, AC, 110-220 with manual change, 50～60Hz, 4A;
Machine dimension:700mm×250mm×600mm.

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