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HiPerLip® - PTFE Rotary Lip Seal with Metal Casing

PTFE Rotary Lip Seal | Type K2

Teflon rotary lip seal with dual primary lips.

  • Suitable for medium to high speed application
  • Suitable for low to medium pressure
  • Abrasive-Resistant and pressure-stable, for use in fans, pumps, compressors, gear-boxes, and engine crank case.
  • Either clockwise (CW) or counter- clockwise (CCW) threaded PTFE lip can be used to pump lubricating oil away from the seal.
  • Low friction can be achieved via hydrodynamic effect on the sealing lip.

Application Range

  • Speed: ≤ 18 m/s
  • Pressure: ≤ 35 bar
  • Temperature: -150°C ~ 225°C

Common Applications

Oil & Gas Industry

Automotive Industry

Infrastructure Industry

Transportation Industry

Optional Design


Guidelines for the Selection of Special Sizes

Unit: mm
Shaft diameterOutside diameterCasing width
8227
8247
8267
9227
9247
9267
10227
10247
10267
12227
12247
12267
12287
12307
14247
14287
14307
14357
15267
15307
15327
15357
16287
16307
16357
17287
17307
17327
17357
17407
18307
18327
18357
18407
20307
20327
20357
20407
20477
22327
22357
22407
22477
24357
24377
24407
24477
25357
25407
25427
25477
25527
26377
26427
26477
28407
28477
28527
30407
30427
30457
30477
30507
30527
32458
32478
32528
35478
35508
35528
35558
35628
38558
38588
38628
40528
40558
40608
40628
42558
42608
42628
42728
45608
45628
45658
48658
50688
50728
52728
55728
55808
60758
60808
60858
62808
65858
659010
6510010
689010
6810010
709010
709510
7010010
759510
7510010
8010010
8011010
8511010
8512012
9011010
9012012
9512012
10012012
10012512
10013012
10513012
11013012
11014012
11514012
11515012
12015012
12515012
12516012
13016012
Further sizes on request
Material
code
ReferenceCompoundColorTemp. °C
(MIN.)
Temp. °C
(MAX.)
ApplicationCharacteristicsProducts
101TVIRGIN PTFEWHITE-190220• CHEMICAL INDUSTRY
• SEMI-CONDUCTOR
• FOOD INDUSTRY
• HIGH CHEMICAL RESISTANCE
• LOW COEFFICIENT OF FRICTION
• BACK-UP RINGS
• HIPERSEALS
203TPTFE + CARBON + GRAPHITEBLACK-190315• HIGH MECHANICAL STRESS
• WATER/OIL HYDRAULICS
• ROTARY SEALING
• HIGH WEAR RESISTANCE
• CREEP RESISTANCE
• GLIDE RINGS
• PNEUMATIC GUIDANCE TAPE
• BACK-UP RINGS
• HIPERSEAL
302TPTFE + BRONZEGREEN-156260• HIGH MECHANICAL STRESS
• HYDRAULIC APPLICATIONS
• OUTSTANDING WEAR RESISTANCE
• EXTRUSION RESISTANCE
• CREEP RESISTANCE
• GLIDE RINGS
• HYDRAULIC GUIDANCE TAPE
• BACK-UP RINGS
4UPEUHMW-PEWHITE-20080• HYDRAULIC APPLICATIONS• OUTSTANDING WEAR RESISTANCE
• GOOD OXIDATION RESISTANCE
• OUTSTANDING EXTRUSION RESISTANCE
• OUTSTANDING SEALING
UNDER LOW PRESSURE
• BACK-UP RINGS
• SPRING ENERGIZED SEALS
4G4GULTRAGOLD®YELLOWCRYOGENIC93• HYDRAULIC APPLICATIONS• OUTSTANDING WEAR RESISTANCE
• SELF-LUBRICATING PROPERITIES
• OUTSTANDING EXTRUSION
RESISTANCE
• OUTSTANDING PERFORMANCE
UNDER CRYOGENIC APPLICATION
• HIPERSEALS
505TPTFE + CARBON FIBERGREY-260310• WATER HYDRAULICS
• SHORT STROKES WITH
HIGH OPERATION FREQUENCY
• VERY GOOD WEAR RESISTANCE
PROPERTIES IN WATER
• EXCELLENT COMPRESSIVE STRENGTHS
• DYNAMIC APPLICATIONS AT HIGH SPEED
• GLIDE RINGS
• HIPERSEALS
606TPTFE + GLASS FIBERWHITE-190290• MEDIUM-DUTY HYDRAULIC
APPLICATIONS
• HIGH CHEMICAL RESISTANCE
• HIGH CREEP RESISTANCE
• ELECTRICAL PROPERTIE LIKE
VIRGIN PTFE
• GLIDE RINGS
• BACK-UP RINGS
• GUIDE RINGS
• GASKETS
707TPTFE + EKONOLBEIGE-260320• MEDIUM MECHANICAL STRESS
• SOFTER SEALING SURFACES
• ROTARY SEALING
• LIMITED CHEMICAL RESISTANCE
• LIMITED USE IN HOT WATER
• HIPERSEALS
• ROTARY GLIDE RINGS
• LIP SEALS
808TPTFE +
E-CARBON
BLACK-190290• MEDIUM MECHANICAL STRESS
• HARD SEALING SURFACES
• WATER/OIL EMULSIONS
• CHEMICAL RESISTANCE
LIMITED BY CARBON
• HIPERSEALS
909TPTFE + GRAPHITEDARK GREY-190260• LOW MECHANICAL STRESS
• SOFT SEALING SURFACES
• CHEMICAL RESISTANCE
LIMITED GRAPHITE
• HIPERSEALS
1010TPTFE + GLASS FIBER +
MOS2
GREY-190260• MEDIUM MECHANICAL STRESS
• MEDIUM-DUTY HYDRAULIC
APPLICATIONS
• HIGH CREEP STRENTH
• HIGH CHEMICAL RESISTANCE
• OUTSTANDING WEAR RESISTANCE
• ELECTRICAL PROPERTIES LIKE
VIRGIN PTFE
• HIPERSEALS
• ROTARY SEALS
• BACK-UP RINGS
PE01KPEEKBEIGE/
BLACK
-73316• HYDRAULIC APPLICATIONS• GOOD CHEMICAL RESISTANCE
• GOOD WEAR RESISTANCE
• HIGH MAXIMUM USE TEMPERATURE
• LOW FLAMMABILITY
• EXCELLENT ELECTRICAL PROPERTIES
• GOOD RADIATION RESISTANCE
• BACK-UP RINGS
• HIPERSEALS
CodeMaterialApplication
METAL CASING
1Carbon steelLow cost
Standard material for metal case
General application without corrosion issue
2Stainless steel 304General application under corrosive environment
3Stainless steel 316General application for corrosive media
GASKET
1NBRStandard material for temperature range from -40 to 100℃
2FPM(Viton®)Chemical and heat resistant material
Temperature range from -20°C to 200°C

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