Rotary seals : rotowiper

MIDDLE  : NRC ROTOWIPERS

GENERALITIES

  • NRC ROTOWIPERS are made up of an element in NEUFLON-ptfe and an O-Ring which is the energyzing element
  • They are installed in the very same grooves of the NRC Wipers

APPLICATIONS

  • Hydraulics, pneumatics, chemical and food processing equipments
  • Slow rotating movements and/or linear translations
  • Speed up to 120 rpm with a max. of 0.6 m/sec for the peripheral speed and 5m/sec for the linear movements
  • Temperature range -60 a + 250°C

CHARACTERISTICS

  • Minimum dimensions
  • Closed groove
  • Very low couple
  • Protected wiper lip
  • Ample chemical resistance range

Dimensional class

D
Shaft diameter

E
groove diameter

I
max

L
groove width

R
max

S
min

In closed groove
from diameter
 

dimensional standard range
h8

dimensionale special range
h8

H9

H12

H12

      

W1

6 - 11,9

3 -100

D + 4,8

D + 1,5

3,7

0,3

1.4

20

W2

12 - 64,9

8 - 250

D + 6,8

D + 1,5

5,0

0,3

2.6

30

W3

65 - 250,9

10 - 450

D + 8,8

D + 1,5

6,0

0,4

3

40

W4

251 - 420,9

15 - 650

D + 12,2

D + 2,0

8,4

0,5

7

60

W5

421 - 650

120 - 1100

D + 16

D + 2,5

11,0

0,6

10

120

 


CHOOSING THE MATERIALS ACCORDING WITH APPLICATION - FLUID - SURFACE

SURFACE FINISH ACCORDING WITH FLUID

ASSEMBLING SUGGESTIONS

 

PRODUCT CODE

EXAMPLE:
Profile NRC, shaft 60, lodging series W1, sealing material Neuflon-031, O-Ring in NBR

RotoWiper Profile Diameter Series Sealing Material O-Ring
Rotowiper NRC 60 W1 031 NBR

Code: Rotowiper - NRC - 60 - W1 - 031 - NBR

 

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