Juntas activadas Enerseal | Rotativas activadas V

 
Rotativas activadas <strong>V</strong>

Spring Energized Seals, dimensiones estándar y especiales. Collarin en base PTFE compound, PEEK, UHMW-PE, PU 54Sh.D. Collarinos y muelles electrosoldadas están diseñados y realizados dentro de la empresa, de manera que HD Slippers tiene el control completo del proceso de producción. Muelles están hechos de Aisi302, Elgiloy, Hastelloy and Inconel aprobado NACE X750.
Los juntas con secciones "V" se pueden llenar con goma de silicona aprobada EU-FDA.

clase
dimesional
D
diametro eje
E
diametro alojamento
F
diametro brida
L
anchura
M
brida anchura
H
chaflán
S
chaflán
R
max
G
max. holgura
  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
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
ROTOLIP 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.
  • To check the availability:
    -choose profile and compound from the drop-down menu
    -input the desired housing class
    -input the desired diameter
  • Once obtained the availability, a request for quotation can be sent.

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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-074

N-032
N-043 N-074
  N-009
N-032 N-043 N-074