Rod Seal Set R31

DESCRIPTION

Two piece Rod Seal Set R31 consisting of PTFE profile ring and an O-ring as energising element. Set R31 is moving without slip-stick occurrence, has high resistance to abrasion, low friction and very goode extrusion stability, has very good static and dynamic sealing effect and wide operating temperature range

APPLICATION
Specially as part of sealing system
Standard cylinders
Mobile hydraulics
Machine tools
Injection molding machines
Servo-hydraulics

MATERIAL

Standard material
Material Set Code SN203 SN209 SF207
O-ring 70 ShA NBR NBR FPM
Profile Ring PTFE Bronze – PTFE Bronze
Profile Ring – PTFE glass,MoS2 –

OPERATING CONDITIONS

Pressure, Speed
Working pressure,p 40 Mpa
Running speed, v 5.0 m/s
Medium, Working Temperature
Material Set Code SN203 SN209 SF207
Hydraulic oils: HL, HLP -30.. +100 ˚C -30.. +100 ˚C -10.. +200 ˚C
HFA, HFB fluids – +5..+60 oC –
HFC fluids – -30..+60 oC –
HFD fluids – – -10.. +200 ˚C
Water – +5..+100oC –
Mineral greases -30.. +100 ˚C -30 to +100 -10.. +200 ˚C

DESIGN RECOMMENDATION

Max.permissible gap dimension, emax
Profil Size Max operating pressure
L S 16 MPa 26 MPa 32 Mpa 40 Mpa
3,2 3,65 0,4 0,35 – –
4,2 5,35 0,5 0,4 0,3 0,2
6,3 7,55 0,55 0,45 0,35 0,25
8,1 10,25 0,6 0,5 0,4 0,2

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Ød
ØD
H
L