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FDI-DICHTUNGEN®
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| FDI® - shaft seal, split - joining on site |
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model: XF8
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| Incl. bonding set |
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- for single and multiple application
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with grooves for lubrication: |
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| XF8 ( split + bonded ) |
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Example for application:
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figure 2
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figure 3
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P = pressure side
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housing dimension:
| H (mm) |
H |
2 x H |
3 x H |
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tolerance |
| to 19 |
±0,1 |
±0,1 |
±0,1 |
| up 20 |
±0,2 |
±0,2 |
±0,2 |
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| C (mm) |
E (mm) |
b (mm) |
| a x 0,2 |
A x 0,5 |
H x 0,12 |
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| lubrication: |
requested! (above approx. ca. 0,2m/s ) |
| media to be sealed: |
foods stuff, oil, grease, water, suspension with hard particles. |
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| model |
radial runout
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operating pressure max.
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mm / max.
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Bar
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MPa
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| XF8 |
split + bonded |
1,5
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1
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0,1
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Ø range of
d (mm) |
cross section *
A=D-d H
2 |
radal runout
mm max. |
axial movement
mm unlimited |
| <50 |
11 10 |
0,6 |
∞ |
| >50 - 100 |
16 12,5 |
0,75 |
∞ |
| >100 - 250 |
20 16 |
0,9 |
∞ |
| >250 - 400 |
22 20 |
1,0 |
∞ |
| >400 - 600 |
25 22 |
1,2 |
∞ |
| >600 |
32 25 |
1,5 |
∞ |
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further profiles on request.
The indicated data are limits and can´t be combined!
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material:
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temperature
°C
min. max.
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speed
m/s max.
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chemical
resistance
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| FDI® 1002 |
-40 +120 |
15 |
as NBR |
| FDI® 2002 |
-40 +150 |
25 |
as HNBR |
| FDI® 3002 |
-30 +150 |
30 |
as FKM (FPM) |
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Lead in champfer
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(length of lead chapfer mm)
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| W=30° |
W=25° |
W=20° |
W=15° |
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Ø d (shaft Ø mm)
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Ø dm max
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L
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L
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L
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L
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R
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up 30 - 40
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d -3,0
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2,6 |
3,2 |
4,1 |
5,6 |
3,0 |
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up 40 - 50
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d -3,5
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3,0 |
3,7 |
4,8 |
6,5 |
3,5 |
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up 50 - 70
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d -4,0
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3,5 |
4,3 |
5,5 |
7,5 |
3,5 |
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up 70 - 95
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d -4,5
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4,0 |
4,8 |
6,2 |
8,4 |
4,0 |
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up 95 - 130
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d -5,5
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4,8 |
5,9 |
7,6 |
10,3 |
5,0 |
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up 130 - 240
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d -7,0
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6,0 |
7,5 |
9,6 |
13 |
6,0 |
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up 240 - 400
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d -11,0
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9,5 |
11,8 |
15,1 |
20,5 |
10 |
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< 400
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d 12,5
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10,8 |
13,4 |
17,2 |
23,3 |
10 |
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size list*
| d |
D |
H |
A |
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(mm) |
(mm) |
(mm) |
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| * sizes on request |
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The data shown above is based on long lasting experience in the manufacturing and use of sealing
elements. As there are many unknown possible parameters and conditions in practice, which may
limit standard performance, it is requested that the user runs practical tests. Except as expressly
stated, Friedrich´s liability, expressed or implied, is limited to the published selling price of our
defective item.
© Issued under copyright and must not be used for any purpose without written permission from the copyright owner.
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,FDI® and FDI-DICHTUNGEN® are registered trademarks of Friedrich GmbH
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© 2013/1 by FDI® - Design
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FDI-025-XF8_e
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