S/No

OUR GRADE

EQUIVALENT GRADE

APPARENT DENSITY

MAX CURRENT DENSITY

UPPER SPEED LIMIT

RECOMMEN PRESSURE ON BRUSH

RESISTIVITY

HARD/S

CONTACT DROP

FRICTION

Application

CARBON GRAPHITES

Gms/CC

A/Cm2

M/Sec

kPa

Micro Ohm m

U/V

01

CG-OM1

HM6R

1.55

8

55

25-35

800

86 HR 10/60


“Natural Graphite Power Generation Sliprings, Machines
with steel rings for

high circumferential velocities”

02

CG-OM2

CE-40

ELECTROGRAPHITES

04

EG-OM3

EG-224

1.67-1-74

12

60

48-54

110-120-HR10/60

3.50

> 0.18

Economical Grade

07

EG-OM4

EG-236S

1.63-170

12

50

40-52

108-118-HR10/40

3.40

> 0.20

Economical Grade

08

EG-OM5

EG-14

1.70-1-75

12

45

32-45

115-124-HR10/40

3.30

> 0.18

Economical Grade

09

EG-OM6

EG-43Y3

1.60-1-77

12

20

17-27

110-125-HR10/40

3.00

> 0.20

For Dimmer

12

EG-OM7

EGO

1.60-1-75

12

20

9-15

70-80HR10/40

2.85

> 0.20

Soft Grade

HIGHER RANGE ELECTROGRAPHITES GRADES

13

EG-OM8

E431,EGAD,6158,EGO,RE54

1.65

10

40

18

20

77HR 10/100

2.90

> 0.25


Direct current machines upto 230V, machines with bronze
or copper rings

14

EG-OM9

E-3X, E-46I,EG-34D,G158, GH135,RE-80

1.57

10

50

20

14

82HR 10/40

3.50

> 0.20


traction motor of lower and medium outputs fed by
direct current,generators

15

EG-OM10

EG-1114X

1.6

10

50

18.30

48

92HR 10/100

3.50

> 0.20


Direct current machines upto 230V, machines with bronze
or copper rings

16

EG-OM11

EG-34x

1.6

10

50

20

14

75HR 10/60

3.50

> 0.20


traction motor of lower and medium outputs fed by
direct current,generators,battery vehicles

17

EG-OM12

EG-116EK

1.67

10

50

30

33

90HR 10/100

3.50

> 0.20


Generators and motors feed by pulsating current,
traction motors

18

EG-OM13

EG-224,E-49X, E-45,RE-60, EG-8067,SA-50,

GH235,RE-56

1.6

10

50

20

50

97HR 10/100

3.60

> 0.20


direct- current traction motors, generators exciters,AC
motors

19

EG-OM14

RE-59W, 8048, EG-313,EG97B,T-583

1.7

10

50

30

44

92HR 10/100

3.30

> 0.20


Direct – current traction motors and traction motor fed
by pulsating current

20

EG-OM15

EG40,EG14,EG14D (I)

1.67

10

50

30

33

75HR 10/60

3.50

> 0.20


Traction Motors, Generators and motors feed by
pulsating current, traction motors

21

EG-OM16


GH-242,EG-105(S),EG-367,EG-9049,EG-84(I),EG-367

1.7

10

50

30

44

100HR10/100

3.30

> 0.15


Traction Motors, Specially for Hitachi Indian Railway,
Direct – current traction motors and traction

motor fed by pulsating

Current

COPPER GRAPHITES

22

CG-OM17

3.4-3.7

18

35

30-80

95-110HR10/40

Special grade for cement Plants

23

CG-OM18

CG626

2.80-33-10

12-15

30

90-150

95-110HR10/40

24

CG-OM19

RC-73

1.2-4.4

20

30

5-20

96-108HR10/40

25

CG-OM20

RC-67

3.7-4.0

18

35

10-40

95-110HR10/40

26

CG-OM21

RC-53

3.1-3.4

18

40

70-130

90-105HR10/40

27

CG-OM22

N-51

5.6-5.9

40

25

3-12

60-80HR10/40

28

CG-OM23

4.6-5.0

25

30

5-15

70-90HR10/40

29

CG-OM24

3.75-3.85

20

30

30-80

95-110HR10/40

30

CG-OM25

2.75-2.95

17

30

350-1200

100-105HR10/40

31

CG-OM26

4.95-5.2

40

25

5-20

85-105HR10/40

BRONZE GRAPHITES

32

BG-OM20

CM-15,BGX,RC-90,B-12

6.00-7.00

25

10-40

95-105HR10/40


Specially for Hitachi Indian Railway for Earth Return
Brush