Rotary shaft seals
Energized Rotary Enerseal V
Spring Energized Rotary Seals
OVERVIEW
Spring Energized Rotary Seals
Jacket in PTFE compound, PEEK, UHMW-PE, PU 54Sh.D.
Spring in Aisi 301, Elgiloy, Hastelloy and NACE approved Inconel X750.An optional FDA approved Silicone filling is available.
054
055
080
081
| housing class |
D dimensional range |
E groove diameter |
F flange groove diameter |
L groove width |
M flange groove width |
H chamfer |
S chamfer |
R max |
G max. radial gap |
| f7 | H9 | H12 | H12 | +0/-0.1 | |||||
| REL | 5 - 240 | D + 5.0 | D + 9.0 | 3.6 | 0.85 | 0.8 | 2.5 | 0.3 | 0.05 |
| REH | 25 - 400 | D + 7.0 | D + 12.5 | 4.8 | 1.35 | 1.1 | 3.0 | 0.4 | 0.08 |
| REN | 45 - 650 | D+10.5 | D + 17.5 | 7.1 | 1.80 | 1.4 | 5.5 | 0.5 | 0.10 |
| REM | 80 - 1100 | D+14.0 | D + 22.0 | 9.5 | 2.80 | 1.6 | 8.5 | 0.5 | 0.12 |
| Coding example | |
| housing class REN profile code 055 rod 50 materials: jacket Neuflon 020 spring Aisi 301 |
Roto-Enerseal REN 055 050 N-020 301 |
finishes
| SURFACE FINISH ACCORDING WITH FLUID | ||
| application | max Ra µm dynamic surface |
max Ra µm static surface |
| CRYOGENICS | 0,1 | 0,2 |
| FREON HELIUM HYDROGEN |
0,2 | 0,3 |
| AIR NITROGEN ARGON METHANE FUELS |
0.2 | 0.4 |
| WATER OIL |
0.3 - 04 | 0.6 |
| ROTARY SEALS | ||
| Shaft surface Ra 0.2 - 0.3 micron max. Rz 1.0 - 2.5 micron max. R max. < 4 micron |
Shaft hardness 55 HRC min. for pressure up to 5 bar 60 HRC min. for pressure > di 5 bar 60 HRC for speed > 4m/sec |
Surface treating deep 0.3 mm min. |
materials
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PTFE COMPOUNDS
| HD Slippers code |
Composition | Approvals | ΔT °C | Description |
| N-009 | Ptfe-oxides | -268 +260 | All pourpose on soft surfaces | |
| N-032 | Ptfe-carbon | -268 +260 | High wear resistance, pneumatic and hydraulic seals | |
| N-197 | Ptfe-carbographite | NORSOK | -268 +260 | High wear resistance, hydraulic and pneumatic seals |
| N-043 | Ptfe-graphite | FDA | -268 +260 | High wear resistance, low friction coefficient. |
| N-103 | Ptfe-carbon fibre | FDA | -268 +260 | High wear resistance, low friction coefficient, hard surfaces. |
| N-033 | Ptfe-glass fibre-MoS2 | -268 +260 | Of general use, in lubricated applications, rotary seals | |
| N-060 | Ptfe-glass fibre | FDA | -268 +260 | All pourpose on hard surfaces |
| N-067 | Ptfe-glass fibre | FDA NORSOK |
-268 +260 | High wear and creep resistance |
| N-102 | Ptfe-Liquid crystal polymer | FDA - EU |
-268 +260 | Food & Pharma on soft surfaces |
| N-088 | Ptfe-poliimmide | -268 +260 | High wear resistance. Soft surfaces | |
| N-074 | PEHMW | FDA | -140 +80 | High wear and extrusion resistance |
| CHOOSING Neuflon-ptfe compound ACCORDING WITH FLUID AND SURFACE | ||||
| SURFACES | ||||
| Steel HEC>=30-45 Temp. Mart. Inox Steel Cast Iron HRB<=200 Steel HRC>=45 Cast Iron HRB>200 |
Galvanic or chemical surfacing HV>=700 Chromium Bronze |
Treated Aluminium | Aust. Inox Steel Glass |
|
| FLUIDS | NEUFLON-ptfe compounds (standard in bold) | |||
| Hydraulic oil Transmission oil Fire resistant syntetic hydraulic oil |
N-031 N-032 N-060 N-077 P95-G114 |
N-031 N-032 N-060 N-077 P95-G114 |
N-032 N-074 P95-G114 | N-009 N-032 N-074 P95-G114 |
| Water and oil/water emulsions | N-032 N-060 N-077 N-074 |
N-032 N-060 N-077 N-074 |
N-032 N-074 |
N-009 N-032 N-074 |
| Drugs and food | N-102 N-043 N-060 N-074 N-088 P95-G114 |
N-009 N-074 P95-G114 |
N-009 N-074 P95-G114 |
N-009 N-074 P95-G114 |
| Air | N-032 N-031 N-043 N-074 P95-G114 |
N-032 N-043 P95-G114 |
N-032 N-074 P95-G114 |
N-032 N-009 N-043 N-074 P95-G114 |
| Steam | N-032 N-043 |
N-032 | N-032 N-009 N-043 |
|
| Acids and Bases |
N-032 |
N-032 N-043 N-074 |
N-009 N-032 N-043 N-074 |
|