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Rockwell Hardness Testing Machines

Standard- Rockwell Hardness Testing Machines ( Model : MRS )

  • This machine is designed for measuring hardness of metals & alloys of all kinds, hard or soft, whether round, flat or irregular in shapes.
  • This machine is ideally suitable for laboratories, tool rooms, Heat treatment shops, R&D departments, inspection departments, foundries & educational institutions.
  • Automatic weight selection with automatic zero setting dial gauge.
  • Rockwell test minor load is 10 kgf & major loads are 60,100,150 kgf.
  • Rockwell hardness scales such as HRA, HRB, HRC, etc. is obtained by using different types of indenters ( Diamond / Ball ).
  • Test height x Throat is - 215 x 132 mm
  • Extra test height & throat of 295 x 148 mm, Model : MRS-150 is also available.
  • Motorized versions are also available.
  • Machines strictly conforms to IS:1586- 2000.


Technical Specifications Of Standard Rockwell Hardness Testers :

MODELMRSMRS-150MRBMRB-250MSM
Test Loads (Kgf)60, 100, 150 (Rockwell)60, 100, 150 (Rockwell)60, 100, 150 (Rockwell) 187.5 (Brinell)60, 100, 150 (Rockwell) 187.5, 250 (Brinell)60, 100, 150 (Rockwell) 15, 30, 45 (Rockwell Superficial)
Initial Loads (Kgf)1010101010 (Rockwell) & 3 (Rockwell Superficial)
Max. Test Height (mm)215295215295295
Depth of Throat (mm)132148132148148
Max. Depth of Elevating Screw Below Base (mm)230295230295295
Size of Base (mm) (Approx.)430 x 180475 x 220430 x 180475 x 220475 x 220
Machine Height (mm)635865635865865
Net Weight (kg.) (Approx.)6510670125120


Standard Accessories :

MODELMRSMRS-150MRBMRB-250MSM
Rockwell Diamond Indenter1 No.1 No.1 No.1 No.1 No.
Superficial Diamond Indenter--------1 No.
Testing Table f 50 mm1 No.1 No.1 No.1 No.1 No.
Testing Table f40 mm with ‘V’ Groove for round Jobs f 6 to 45 mm1 No.1 No.1 No.1 No.1 No.
Steel Ball Indenter f1/16”1 No.1 No.1 No.1 No.1 No.
Steel Ball Indenter f2.5 mm----1 No.1 No.--
Steel Ball Indenter f5 mm------1 No.--
Test Block HRC1 No.1 No.1 No.1 No.1 No.
Test Block HRB1 No.1 No.1 No.1 No.1 No.
Test Block HB 2.5mm/187.5 Kgf----1 No.1 No.--
Test Block Rockwell Superficial 30N--------1 No.
Steel Ball f1/16” 5 Nos. 5 Nos.5 Nos.5 Nos.5 Nos.
Allen Spanners3 Nos.3 Nos.3 Nos.3 Nos.3 Nos.
Clamping Device1 No.1 No.1 No.1 No.1 No.
Brinell Microscope----1 No.1 No.--
PVC Cover for Machine1 No.1 No.1 No.1 No.1 No.
Rubber Bellow1 No.1 No.1 No.1 No.1 No.
18. Instruction Manual1 Book1 Book1 Book1 Book1 Book


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Rockwell Hardness Testing Machines

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