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Interflex Hose & Bellows Ltd. • www.interflex.co.uk
Ludlow Business Park • Ludlow • Shropshire • SY8 1XF • United Kingdom
Tel: +44 (0)1584 878500 • Fax: +44 (0)1584 878115 • Email: enquiries @ interflex.co.uk
Rubber Bellows Compensator Type W61
Type W61 is a low corrugation rubber (hump hose) compensator,
characterised by its cuff end connections, which make quick and easy
clamp fittings possible.
Design:
Low corrugation rubber body with reinforcement,
cuff ended at both ends for clamp fixing.
Application:
Waste-water piping, motor cooling systems, industrial plants,
ventilation plants, purification plants.
Details for Type W61
Bellows
colour code
red ST
red
yellow ST
yellow
green
white
purple
Core
(inner)
EPDM
EPDM
NBR
NBR
CSM
NBR/white
FPM
Reinforcing
material
Steel cord
Nylon cord
Steel cord
Nylon cord
Nylon cord
Nylon cord
Aramid
Cover
(outer)
EPDM
EPDM
CR
CR
CSM
CR
EPDM
Electrical
resistance
Permissible
operating data
bar
°C
bar
6
6
6
6
6
6
6
50
50
50
50
50
50
50
3
4
4
4
4
4
2
°C
100
90
90
80
80
80
150
Hardness
shore A
[Ohm cm]
7
7
5
5
4
5
x
x
x
x
x
x
103
102
104
103
1010
103
60
60
60
60
65
60
65
Burst pressure >24 Bar, vacuum resistant with internal supporting ring.
Note:
Special measurements are possible. Pipe outside diameter
must be clean and smooth (grind down any weld seams).
Do not insulate or paint the bellows. Use wide clamps (min. 20x1).
Up to 2 Bar, one clamp per side can be used. Above 2 Bar, we
recommend the use of 2 clamps per side. Movements only for
untied type.
Movement absorption
DN
Ødi
mm
Overall
length
mm
50
65
80
100
125
150
175
200
225
250
300
350
400
500
600
60.3
76.1
88.9
114.3
139.7
168.3
193.7
219.1
227.0
273.0
323.9
355.6
406.4
508.0
610.0
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
Larger nominal length possible.
ØA
mm
s
mm
H
mm
B
mm
ax +
mm
ax mm
lat ±
mm
∠±
°
Weight
kg
120
135
158
183
208
254
278
304
311
359
408
439
491
594
696
5
6
6
6
6
7
7
7
7
7
7
7
8
8
8
97
97
85
85
85
65
65
65
65
65
65
65
60
60
60
55
55
80
80
80
120
120
120
120
120
120
120
130
130
130
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
20
20
20
20
20
15
15
10
10
10
8
8
8
6
6
0.5
0.6
0.7
0.9
1.1
1.4
1.5
1.7
1.8
2.2
2.6
2.7
3.2
4.0
4.8