Hydraulic Sealing Components

Rotary Seals

'O' Rings

Compression Packings

 

Hydraulic Sealing Components

James Walker is the worldwide one-stop-shop for all hydraulic sealing requirements.

Our family of hydraulic sealing components provides the optimum sealing solutions for almost every hydraulic application - from the most accurate instruments and control actuators up to the heaviest forging and extrusion presses.

Each product has been specially developed and proven to give optimum equipment performance with a long trouble-free operating life.

We back our hydraulic seal family with the fullest technical support, plus ex-stock availability of products to national and international standards, and the express manufacture of specials.

Hydraulic Rod/Gland Seals

Hydraulic Piston Seals

Hydraulic System Wipers & Bearing Strips

 

Hydraulic Rod/Gland Seals

Lionsele® G - high performance single-acting seal

  • Compact seal with very smooth operation
  • Low dynamic and breakout friction
  • 400bar maximum operating pressure
  • 5m/s maximum surface speed
  • Temperature range: -25°C to +120°C
  • Supplied in endless form.

 

Lionsele® U2 - asymmetrical 'U' ring seal

  • Compact single acting seal in polyurethane
  • Superior resistance to abrasion and extrusion
  • Secondary lip for optimum fluid film control
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -30°C to +100°C.

 

Lionsele® U1 - compact symmetrical 'U' ring seal

  • Compact high-performance seal in polyurethane
  • Designed for use in aggressive environments
  • Resists abrasion and extrusion
  • Flexible chamfered lips for sealing efficiency
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed.

 

Lofilm® - versatile multi-lip seal

  • No in-service adjustment needed
  • Excellent performance at high and low pressures
  • Very low leakage rates
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +120°C.

 

Chevron® - universally proven multi-lip packing
(called Shallex® in selected regions)

  • Renowned for long trouble-free operating life
  • Suits adjustable and non-adjustable housings
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +100°C
  • Supplied in split and endless forms.

 

Lionsele® LF - spring energised PTFE 'U' ring seal

  • Very low friction for smoothest operation
  • Special spring design for constant loading
  • Compatible with virtually all media
  • 400bar maximum operating pressure
  • 5.0m/s maximum surface speed
  • Very wide temperature range: -250°C to +260°C.

 

Expanding® - traditional robust multi-lip packing

  • High integrity packing for heavy duty systems
  • Handles severe side loads and pressure peaks
  • 620bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +100°C
  • Supplied in split and endless forms.

 

Lofilm® HD - for forging and extrusion presses

  • Very robust packing for the heaviest duties
  • High integrity sealing against worn surfaces
  • Instant sealing response under all loads
  • 620bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +120°C
  • Supplied in split and endless forms.

 

Solosele® G - robust single element seal

  • Compact and robust single element seal
  • Excellent performance at high and low pressures
  • Flexible chamfered lips for high integrity sealing
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +120°C.

Back to Top

 

Hydraulic Piston Seals

Lionsele® U1 - compact symmetrical 'U' ring seal

  • Compact high-performance seal in polyurethane
  • Designed for use in aggressive environments
  • Resists abrasion and extrusion
  • Flexible chamfered lips for sealing efficiency
  • 420bar maximum operating pressure
  • 0.5m/s maximum operating speed.

 

Lionsele® P - high performance double-acting seal

  • Compact seal with low levels of dynamic and breakout friction
  • Instant response to pressure
  • Low power consumption
  • 400bar maximum operating pressure
  • 5.0m/s maximum operation speed
  • Temperature range: -25°C to +120°C.

 

Lionsele® U3 - asymmetrical 'U' ring seal

  • Compact high-performance seal in polyurethane
  • Reduces risk of inter-seal pressure build-up on double acting piston heads
  • High resistance to abrasion and extrusion
  • Chamfered lip for fluid film control
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed.

 

Chevron® - universally proven multi-lip packing
(called Shallex® in selected regions)

  • Renowned for long trouble-free operating life
  • Suits adjustable and non-adjustable housings
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +100°C
  • Supplied in endless form.

 

Lionsele® LF - spring energised PTFE 'U' ring

  • Very low friction for smoothest operation
  • Special spring design for constant loading
  • Compatible with virtually all media
  • 400bar maximum operating pressure
  • 5.0m/s maximum surface speed.
  • Very wide temperature range: -250°C to +260°C.

 

Lionsele® SP - for single piece (spool-type) pistons

  • Double-acting seal supplied in endless form
  • Very easy to assemble on solid pistons
  • Robust seal incorporating anti-extrusion rings
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +100°C.

 

Solosele® S - for split-type piston heads

  • Robust double-acting seal for split-type pistons
  • Fully moulded one-piece design
  • Integral anti-extrusion element for long life
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +120°C.

 

Solosele® G - robust single-acting seal

  • Compact and robust single-acting seal
  • Excellent performance at high and low pressures
  • Flexible chamfered lips for high integrity sealing
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +120°C.

 

Solosele® SW - for split-type pistons with side loads

  • Robust double-acting seal
  • Well-proven on split-type pistons
  • Incorporates plastic wear rings for piston guidance
  • 420bar maximum operating pressure
  • 0.5m/s maximum surface speed
  • Temperature range: -20°C to +100°C.

Back to Top

 

Hydraulic System Wipers & Bearing Strips

Lionsele® W1 - medium duty wiper for abrasive conditions

  • Medium duty single-acting wiper
  • Excellent wear resistance with mud, sand, etc
  • Moulded in high performance polyurethane
  • Temperature range: -30°C to +100°C
  • Supplied in endless form.

 

Lionsele® W2 - self-retaining medium/heavy duty wiper

  • Metal cased polyurethane wiper
  • Medium to heavy duty applications
  • Self-retaining in simple open-faced housings
  • Temperature range: -30°C to +100°C
  • Supplied in endless form.

 

Lionsele® W3 - compact double-acting wiper

  • Double-acting design plus chamfered sealing lips give minimum fluid film conditions
  • Moulded in high performance polyurethane
  • Good wear resistance and long operating life
  • Temperature range: -30°C to +100°C
  • Supplied in endless form.

 

 

Lionsele® B1 - bronze-filled PTFE bearing strip

  • Plain rectangular bearing strip of bronze-filled PTFE
  • Very low coefficient of friction
  • Compatible with virtually all fluid media
  • 5.0m/s maximum surface speed
  • Working temperature range: -60°C to +100°C
  • Supplied in strip form/machined endless or split

Lionsele® B2 - heavy-duty bearing strip

  • Plain rectangular bearing strip of resin-impregnated synthetic fibre
  • Recommended for heavy duty applications
  • Accepts high side loading
  • 1.0m/s maximum surface speed
  • Working temperature range: -60°C to +100°C
  • Supplied in strip form/machined endless or split.

 

Back to Top