Model BR – Unitech Workholding Systems

Model BR

Model BR

Model BR

Pressure Range – 10-70 Bar
Operating Temperature – 0-70 ºC
Fluid Used – General Mineral Based Hydraulic Oil (ISO – VG32 Equivalent)
Given Value of Cylinder Forces Are at 70 Bar Pressure.

Model No.

BR016

BR025

BR032

BR040

BR050

BR063

Cylinder Inner Diameter mm

16

25

32

40

50

63

Rod Diameter mm

10

16

20

25

32

40

Cylinder Force

Push kN	1.38	3.37	5.52	8.62	13.47	21.4
Pull kN	0.84	1.99	3.36	5.25	7.95	12.77

Effective area

Push cm²	2.01	4.9	8.04	12.56	19.63	31.17
Pull cm²	1.22	2.89	4.9	7.65	11.59	18.6

Small Stroke (code-S)

BR-016S

BR-025S

BR-032S

BR-040S

BR-050S

BR-063S

Full Stroke mm

16

16

16

25

25

25

Cylinder Capacity

Push cm³	3.21	7.85	12.86	31.41	49.08	77.93
Pull cm³	1.96	4.63	7.84	19.14	29.98	46.51

Mass Kg

0.9

1.2

1.9

2.8

4.5

7.5

Medium Stroke (code-M)

BR-016M

BR-025M

BR-032M

BR-040M

BR-050M

BR-063M

Full Stroke mm

25

25

25

50

50

50

Cylinder Capacity

Push cm³	5.02	12.27	20.1	62.83	98.17	155.86
Pull cm³	3.06	7.24	12.25	38.28	57.96	93.03

Mass Kg

1

1.4

2.1

3.7

5.6

9.3

Large Stroke (code-L)

BR-016L

BR-025L

BR-032L

BR-040L

BR-050L

BR-063L

Full Stroke mm

32

32

32

75

75

75

Cylinder Capacity

Push cm³	6.43	15.7	25.73	94.24	147.26	233.79
Pull cm³	3.92	9.27	15.68	57.43	86.94	139.54

Mass Kg

1.1

1.5

2.3

4.5

6.8

1.1

Extra Large Stroke (code-L)

BR-016E

BR-025E

BR-032E

BR-040E

BR-050E

BR-063E

Full Stroke mm

50

50

50

100

100

100

Cylinder Capacity

Push cm³	10.05	25.54	40.21	125.66	196.34	311.72
Pull cm³	6.12	14.49	24.5	76.57	115.92	186.06

Mass Kg

1.4

1.9

2.7

5.3

8

12.8

Description

Model No.	BR016	BR025	BR032	BR040	BR050	BR063
A	60	65	75	85	100	125
B	35	45	55	63	75	95
C	2	2	4	4	4	5
F	G1/4	G1/4	G1/4	G1/4	G1/4	G3/8
G	22	22.5	27	29	35	35
i	9	12	15	15	18	24
J (Nominal X Pitch)	M6X1	M8X1.25	M10X1.5	M10X1.5	M12X1.75	M16X2
H	22	30	35	40	45	65
K	40	50	55	63	76	95
OA	10	10.5	11	11	12	15
OB	25	26	30	32	38	39
P	3	4	5	5	5	8
∅R	6.8	9	11	11	14	17.5
S	4	9	11	11	13	17
∅T	11	14	18	18	19	25
∅U	10	16	20	25	32	40
∅V	9.2	15	19	24	30.5	38.7
W	4	5	6	6	6	9
X (Normal X pitch X Depth)	M6X1X10	M10X1.5X15	M12X1.75X15	M16X2X25	M20X2.5X30	M27X2.5X40
Y	8	13	17	22	27	36
Z	13	14	14	14	15	19
∅AA	19	19	19	19	19	22
AB	5	5	5	5	5	5

Stroke Code-S (Small)
Stroke	16	16	16	25	25	25
L	68	70.5	80	91	101	111
M	62	73.5	70	81	91	97
H	26.5	27.5	28.5	33	35.5	40.5

Stroke Code-M (Medium)
Stroke	25	25	25	50	50	50
L	77	79.5	89	116	126	136
M	71	72.5	79	106	116	122
H	31	32	33	45.5	48	53

Stroke Code-L (Large)
Stroke	32	32	32	75	75	75
L	84	86.5	96	141	151	161
M	78	79.5	86	131	141	147
H	34.5	35.5	36.5	58	60.5	65.5

Stroke Code-E (Extra Large)
Stroke	50	50	50	100	100	100
L	102	104.5	114	166	176	186
M	96	97.5	104	156	166	172
H	43.5	44.5	45.5	70.5	73	78