PNEUMATIC SEALS

 

DMR Seals manufactures a large number of engineered seals specifically for pneumatic air driven systems. Our pneumatic seals have been used by OEM and cylinder repair clients operating in the pneumatic cylinder industry for years.

Our wide selection of optimised low-friction materials have produced rod seals, piston seals, guide rings, and wiper seals for dynamic reciprocating pneumatic service have solved problems for customers operating in the rail industry, steel industry and the automotive industry.

Browse the selection of pneumatic seals shown below for more details or contact us to find out how one of our engineered pneumatic seal solutions can help improve your application.

IMPORTANT - Please Note: The data shown below are maximum values and operating ranges and cannot be used at the same time.

For example: The maximum operating speed will depend on material type chosen, working pressure, application temperature and clearance gap values.  The temperature range shown is also dependent on choice of material and media to be sealed.

Product Range

ProfileNameOperating RangeSummary
AB04
AB04 Temperature Min: -55 °C Max: 210 °C
Speed
Max: 5 m/s
The AB04 is a flexible Snap-fit (3 step) wiper seal that has been optimised for pneumatic applications. The seal has tight fit in the groove across the outside diameter to help prevent rolling and a precision machined scraping lip which has a radiused contact point to allow the retention of …Read More
AB05
AB05 Temperature Min: -55 °C Max: 210 °C
Speed
Max: 5 m/s
The AB05 is a flexible Snap-fit wiper seal that has been optimised for pneumatic applications. The seal has tight fit in the groove across the outside diameter to help prevent rolling and a precision machined scraping lip which has a radiused contact point to allow the retention of initial lubrication …Read More
FB05
FB05Pressure: Max: --
Temperature
Min: -200°C Max: 200°C
Speed Max:
5 m/s
DMR Seals piston guide ring / wear ring profile FB05 has the addition of a locating ring on the inside diameter to reduce axial movement in reciprocating applications.Read More
FB06
FB06Pressure: Max: --
Temperature
Min: -200°C Max: 200°C
Speed Max:
5 m/s
DMR Seals rod guide ring / wear ring profile FB06 has the addition of a locating ring on the outside diameter to reduce axial movement in reciprocating applications. It is a tight tolerance ring which is commonly used in pneumatic applications where precise calculated movement is critical. This wear ring …Read More
KB01A
KB01APressure Max: 400 bar
Temperature
Min: -55 °C Max: 210 °C
Speed
Max: 0.7 m/s
DMR Seals KB01A profile is an asymmetric single acting/uni-directional hydraulic piston working u-cup seal. The seal has a shortened dynamic sealing lip and increased groove depth and groove width which offers increased seal deflection while providing improved friction and compression set characteristics in comparison to standard symmetrical u-rings. It has …Read More
KB05
KB05Pressure Max: 25 bar
Temperature
Min: -55 °C Max: 210 °C
Speed
Max: 2 m/s
The KB05 Profile is used in pneumatic sealing systems where low friction and high sealing performance are critical. The low footprint, radiused sealing lip gathers fluid film and the undercut on the outside diameter locks in initial lubrication. These features are unique in pneumatic rod seal design and help to …Read More
KB05A
KB05APressure Max: 25 bar
Temperature
Min: -55 °C Max: 210 °C
Speed
Max: 1 m/s
The KB05A Profile is for use in pneumatic sealing systems where sealing performance is chosen over frictional output. The radiused sealing lip gathers fluid film to help lower frictional values while the piston is reciprocating at high speed. The seal is manufactured with an interference fit across the inside diameter …Read More
KB16A
KB16APressure Max: 160 bar
Temperature
Min: -55 °C Max: 210 °C
Speed
Max: 2 m/s
Commonly referred to as a Cup seal or Dish ring our KB16A design is a single acting/uni-directional seal with a positive, flared lip design to provide good dynamic sealing force. The Cup seal is traditionally seals from one direction only, it is generally returned to position by a spring situated …Read More
KB27
KB27Pressure Max: 400 bar
Temperature
Min: -55 °C Max: 210 °C
Speed
Max: 0.7 m/s
The KB27 design is a double acting/bi-directional seal that combines the attributes of our standard KB16 profile but in both directions. The KB27 should be simply attached by retaining plates and locking nut.Read More
RB09
RB09Pressure Max: 300 bar
Temperature
Min: -50 °C Max: 210 °C
Speed
Max: 2 m/s
PTFE composite rotating rod seal, o ring activated. Compact design suitable for small installation spaces where a low friction seal is required. Wide chemical and thermal resistance depending on o ring material selection. Wide range of PTFE compounds.Read More
RB10
RB10Pressure Max: 300 bar
Temperature
Min: -50 °C Max: 210 °C
Speed
Max: 2 m/s
PTFE composite rotating piston seal, o ring activated. Compact design suitable for small installation spaces where a low friction seal is required. Wide chemical and thermal resistance depending on o ring material selection. Wide range of PTFE compounds.Read More
RB13
RB13Pressure Max: 600 bar
Temperature
Min: -50 °C Max: 210 °C
Speed
Max: - m/s
The simple O-Ring is one of the oldest and most trusted static sealing methods available. DMR Seals can manufacture O-Rings ‘flash-free’ on the outside and inside diameter contact points helping to provide leak-free performance in radial sealing applications. We manufacture Rubber O-Rings, Polyurethane O-Rings, PTFE O-Rings and O-Rings for rapid …Read More
RB14
RB14Pressure Max: 160 bar
Temperature
Min: -50 °C Max: 210 °C
Speed
Max: - m/s
Our RB14 is a simple square section or rectangular profile used for economical sealing of SAE flanges for both internal and external pressure (confirmation of the pressure direction is required). It provides good low-pressure sealing efficiency up to 100 Bar which can be increased through the correct choice of back-up …Read More
SB05
SB05Pressure Max: 25 bar
Temperature Min: -55 °C Max: 210 °C
Speed
Max: 2 m/s
The SB05 Profile is used in pneumatic sealing systems where low friction and high-speed sealing performance are critical. The low footprint, radiused sealing lip gathers fluid film and the undercut on the inside diameter locks in initial lubrication, both features are unique in pneumatic rod seal design and help to …Read More
SB05A
SB05APressure Max: 25 bar
Temperature Min: -55 °C Max: 210 °C
Speed
Max: 1 m/s
The SB05A Profile is for use in pneumatic sealing systems where sealing performance is chosen over frictional output. The radiused sealing lip gathers fluid film to help lower frictional values while the shaft is reciprocating at high speed. The seal is manufactured with an interference fit across the outside diameter …Read More
XB62
XB62Pressure Max: 350 bar
Temperature
Min: -55 °C Max: 210 °C
Speed
Max: 15 m/s
XB62 is a double acting / bi-directional piston seal designed for hydraulic and pneumatic dynamic applications and to be installed and operate in standard AS4716 O-Ring and Back-up Ring groove sizes. The seal provides good low-friction dry running properties and reduces stick-slip in operation while being a compact design, which …Read More
XB63
XB63Pressure Max: 350 bar
Temperature
Min: -50°C Max: 210°C
Speed
Max: 15 m/s
XB63 is a double acting / bi-directional seal designed for hydraulic and pneumatic dynamic applications and to be installed and operate in standard AS4716 O-Ring and Back-up Ring groove sizes. The seal provides good low-friction dry running properties and reduces stick-slip in operation while being a compact design, which make …Read More