Hardness Tester

Digital Model Available

Standard Rockwell Method-Manual Operation

Model MR- 2
With automatic zero setting dial gauge device and manual load selection.

Model MR- 3
With automatic zero setting dial gauge device and automatic load selection.

Standard Rockwell/Brinell Method-Manual Operation

Model MRB-4
With automatic zero setting dial gauge device and automatic load selection. Brinell Hardness Testing facility according to 30 F/D2 ratio, with 187.5 kg load and 2.5mm dia ball indenter.

Model MRB-S
Similar to MRB-4 but with additional test load of 250 kg and 5mm dia ball indente,  for testing Brinell hardness of non-ferrous metals according to 10F/D2 ratio.

Model MRB-5 
Similar to MRB-S but with additional test load of 125 kg and 10mm dia ball indenter for, testing Brinell hardness of softer non-ferrous metals according to 5F/D2 AND 1F/D2 ratio

All the above models can also be supplied incorporating a special device, in which the plunger is guided in a set of six ball bearings.

Superficial Rockwell Method-Manual Operation

Model MRS-7
With automatic zero setting dial gauge device and manual load selection. The plunger is guided in a set of six ball bearings.

Standard Rockwell/Superficial Rockwell Method Manual Operation

Model MRT-9
Standard Rockwell / Superficial Rockwell Twin Hardness Tester with automatic zero setting dial gauge device and automatic load selection, for minor and major loads. The plunger is guided in a set of six ball bearings. For easy readability on the dial, the 'B' scale letters are coloured red, 'C' scale in black and superficial Rockwell scale in green.
All the above models can also be supplied with maximum vertical test height of 230mm and throat depth of 150mm, as NMR series..

Standard Accessories
Description	Models
	MR 2 & 3	MRB-4	MRB-S	MRB-5	MRS-7&8	MRT-9
Caliberated weight set kgf.	60, 100, 150	60,100, 150, 187.5,	60, 100, 150, 187.5, 250	60, 100, 125, 150, 187.5, 250	15, 30, 45	15, 30, 45, 60, 100, 150
Suitable dial gauge	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
Flat testing table 50 mm dia.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
Testing table 40mm.dia. with vee groove	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
Spot Anvil	nil	nil	nil	nil	1pic.	1pic.
Sphero-conical diamond cone penetrate 120o	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
1/16" dia. steel ball indentor with extra 5 balls	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
2.5 mm. dia. steel ball indentor	nil	1 pc.	1 pc.	1 pc.	nil	nil
5 mm. dia. steel ball indentor	nil	nil	1 pc.	1 pc.	nil	nil
10 mm. dia. steel ball indentor	nil	nil	nil	1 pc.	nil	nil
Test Block Rockwell C	1 pc.	1 pc.	1 pc.	1 pc.	nil	1 pc.
Test Block Rockwell B	1 pc.	1 pc.	1 pc.	1 pc.	nil	1 pc.
Test Block Rockwell superficial 30N	nil	nil	nil	nil	1 pc.	1 pc.
Test Block Rockwell superficial 30 T	nil	nil	nil	nil	1 pc.	1 pc.
Test Block HB 2.5/187.5	nil	1 pc.	1 pc.	1 pc.	nil	nil
Test Block HB 5/250	nil	nil	1 pc.	1 pc.	nil	nil
25X Brinell Microscope with achromatic objective & light	nil	1 pic.	1 pc.	1 pc.	nil	nil
Allen Spanner	2 pcs	2 pcs	2 pcs	2 pcs	2 pcs	2 pcs
Clamping Device	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
Dashpot Oil	1 bottle	1 bottle	1 bottle	1 bottle	1 bottle	1 bottle
Instruction Manual	1 book	1 book	1 book	1 book	1 book	1 book
Collapsable cover for main screw protection	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.	1 pc.
Storage case for accessories	1 pc	1 pc	1 pc	1 pc	1 pc	1 pc
Technical Data
Maximum load kgf.	150	187.5	250	250	45	150
Minor Load Kgf.	10	10	10	10	3	3 & 10
Maximum test height (mm) with 50 mm. dia. flat anvil	305	305	305	305	305	305
Depth of thrOat (mm)	180	180	180	180	180	180
Maxim. depth of elevating screw below base (mm)	310	310	310	310	310	310
Elevating screw dia. (mm)	44	44	44	44	44	44
Size of base (mm)	225 x 515	225 x 515	225 x 515	225 x 515	225 x 515	225 x 515
Machine height (mm)	795	795	795	795	795	795
Weight (approx)	120 Kg.	130Kg.	135 Kg.	140 Kg.	120kg.	140KG.

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