The piston seals of Freudenberg Sealing Technologies can be used in a variety of modern sealing systems: Their task is to seal the piston reliably against the cylinder tube and guarantee its movement efficiently with minimum friction and no drift. The piston seals persuade due to their durability and high functionality. They are suitable for all kinds of requirements.
PRODUCT DESCRIPTION
Two-piece Merkel seal set comprising an elastomer U-ring with a fabric reinforcement on the contact area up to over the sealing edge and an active back-up ring
PRODUCT ADVANTAGES
Single-acting piston seal for use in hydraulics or pneumatics.
PRODUCT DESCRIPTION
Two-piece Merkel seal set comprising an elastomer U-ring with an elastomer sealing edge, a fabric reinforcement on the contact area and an active back-up ring.
PRODUCT ADVANTAGES
PRODUCT DESCRIPTION
Multi-part Merkel Chevron Seal Set comprising one thrust ring, one or two seals and a back-up ring.
PRODUCT ADVANTAGES
Seal set for robust operating conditions, predominantly the provision of spare parts for older plant. Merkel Chevron Seal Set EK, EKV can be used for pistons with pressure on one side or "back to back" for pistons with pressure on both sides.
PRODUCT DESCRIPTION
Multi-part Merkel Chevron Seal Set comprising one thrust ring, one or two seals and a back-up ring.
PRODUCT ADVANTAGES
Seal set for robust operating conditions, predominantly the provision of spare parts for older plant. Merkel Chevron Seal Set EK, EKV can be used for pistons with pressure on one side or "back to back" for pistons with pressure on both sides.
PRODUCT DESCRIPTION
Two-part seal set for sealing pistons, consisting of a PA slide ring with a stepped cut and an elastomer contact pressure element for producing pre-load.
PRODUCT ADVANTAGES
PRODUCT DESCRIPTION
Four-piece Merkel Compact Seal L 27 comprising one pre-load component (NBR), two active back-up rings (POM) and one PTFE bronze profile ring.
PRODUCT ADVANTAGES
The Merkel Piston Seal L 27 is used where a piston has pressure on both sides. The activated back-up rings offer good protection against extrusion even with gaps for breathing.
PRODUCT DESCRIPTION
Five-piece Merkel compact seal L 43 comprising one profile ring, two back-up rings and two angled bushes.
PRODUCT ADVANTAGES
The Merkel Piston Seal L 43 is used for sealing pistons with pressure on both sides. The angled rings guide the piston on the cylinder bore.
PRODUCT DESCRIPTION
Merkel U-ring with asymmetrical profile of the sealing lips.
PRODUCT ADVANTAGES
Single-acting piston seal, preferably for spare parts requirement.
PRODUCT DESCRIPTION
Merkel U-ring with asymmetrical profile of the sealing lips and back-up ring as a gap sealing component.
PRODUCT ADVANTAGES
Single-acting piston seal for medium load, preferably for spare parts requirement.
PRODUCT DESCRIPTION
Merkel U-ring with asymmetrical profile, outer lip set back and press fit at the inside diameter.
PRODUCT ADVANTAGES
Single-acting piston seal for standardised housings, amongst others, according to ISO 5597.
PRODUCT DESCRIPTION
Merkel U-ring with asymmetrical profile of the sealing lips, fabric reinforcement on the dynamic sealing side and back-up ring as a gap sealing component.
PRODUCT ADVANTAGES
Single-acting piston seal for medium load, preferably for spare parts requirement.
PRODUCT DESCRIPTION
Two-piece Merkel seal set for sealing pistons, consisting of one PTFE profile ring and an O-ring as a pre-load component
PRODUCT ADVANTAGES
Merkel Omegat OMK-E can be used where a sealing piston has pressure on one side, amongst others, in standardised housings according to ISO 7425/1. Rod diameters in agreement with ISO 3320.
PRODUCT DESCRIPTION
Two-piece Merkel seal set for sealing pistons, consisting of one PTFE profile ring and an elastomer profile ring as a pre-load component.
PRODUCT ADVANTAGES
The Merkel Omegat OMK-ES is for use where sealing pistons have pressure on one side. The Merkel Omegat OMK-ES series is designed especially for large diameters and for heavy duty hydraulic applications
PRODUCT DESCRIPTION
Two-piece Merkel seal set for sealing pistons, consisting of one PTFE profile ring and an O-ring as a pre-load component.
PRODUCT ADVANTAGES
Merkel Omegat OMK-MR is used where a piston has pressure on both sides. OMK-MR is provided with pressure-compensation grooves for rapid pressure change.
PRODUCT DESCRIPTION
Two-piece Merkel piston seal set comprising one polyurethane profile ring with one O-ring as a pre-load component.
PRODUCT ADVANTAGES
Merkel Omegat OMK-PU is used for sealing pistons with pressure on both sides for medium duty applications, and is also designed for housings according to ISO 7425 , Part 1.
PRODUCT DESCRIPTION
Two-piece Merkel seal set for sealing pistons consisting of one PTFE profile ring and one elastomer profile ring as a pre-load component. The seal set is designed for heavy duty hydraulic applications.
PRODUCT ADVANTAGES
The Merkel Omegat OMK-S can be used where a piston has pressure on both sides and is designed especially for large diameters.
PRODUCT DESCRIPTION
Two-piece Merkel Compact Seal Simko 300 comprising one profile ring with pronounced sealing edge and one contact pressure element for producing the pre-load.
PRODUCT ADVANTAGES
PRODUCT DESCRIPTION
Three-piece Merkel Compact Seal Simko 320 X2 consisting of a fabric reinforced elastomeric sealing element and two guide back-up rings
PRODUCT ADVANTAGES
Double-acting Merkel piston seal with integrated guide back-up rings
PRODUCT DESCRIPTION
Three-piece Merkel Compact Seal Simko 520 consisting of a fabric reinforced elastomeric sealing element and two guide back-up rings as gap sealing component.
PRODUCT ADVANTAGES
Double-acting Merkel piston seal, preferably for spare parts requirement.
PRODUCT DESCRIPTION
Merkel U-ring with integrated back-up ring, asymmetrical profile with pressure-relieving grooves, outer lip set back and press fit at the inside diameter.
PRODUCT ADVANTAGES
Single-acting piston seal also for standardised housings according to ISO 5597.
PRODUCT DESCRIPTION
Three-piece Merkel Compact Seal T 19 with two angled bushes (POM) and one sealing component of polyurethane.
PRODUCT ADVANTAGES
The Merkel Compact Seal T 19 is used where a piston has pressure on both sides and is designed mainly for housings according to ISO 6547.
PRODUCT DESCRIPTION
Double-acting Merkel Compact Seal T 42 with back-up rings.
PRODUCT ADVANTAGES
Merkel Compact Seal T 42 for sealing pistons which can be pressurised on both sides in plungers, pushers and subsidiary cylinders in self-advancing support systems.
PRODUCT DESCRIPTION
Double-acting Merkel Compact Seal T 44 with semi-active angle back-up rings.
PRODUCT ADVANTAGES
Merkel Compact Seal T 44 for sealing pistons which can be pressurised on both sides in plungers, pushers and subsidiary cylinders in self-advancing support systems.
PRODUCT DESCRIPTION
Spring-loaded lip seal. Clamping flange for axial fixing in the housing.
PRODUCT ADVANTAGES
Single-acting piston seal for secondary applications and for spare parts requirement.
PRODUCT DESCRIPTION
Lip seal. Clamping flange for axial fixing in the housing.
PRODUCT ADVANTAGES
Single-acting piston seal for secondary applications and for spare parts requirement.
PRODUCT DESCRIPTION
Merkel Complete Piston TDUOH with steel base plate and vulcanised, spring-loaded sealing lips.
PRODUCT ADVANTAGES
Merkel complete piston for secondary hydraulic applications, preferably for spare parts requirement. Can only absorb low lateral forces.
PRODUCT DESCRIPTION
Two-piece Merkel Compact Seal TFMA comprising a profile ring and O-ring as a pre-load component.
PRODUCT ADVANTAGES
Double-acting piston seal for the lower pressure range with the properties of;
PRODUCT DESCRIPTION
Merkel U-ring with asymmetrical profile, inner lip set back and press fit at the outer diameter.
PRODUCT ADVANTAGES
Single-acting piston seal for hydraulic cylinders used in heavy machinery areas. The highly wear-resistant polyurethane material allows for use under high operating requirements.
PRODUCT DESCRIPTION
Single-acting Merkel U-Ring TMP 21 made from polyurethane.
PRODUCT ADVANTAGES
Piston seal that is primarily used in pneumatic cylinders in heavy-duty mechanical engineering. The U-rings are designed for application of pressure on one side.
There are several ways to seal a hydraulic cylinder, and using different types of seals can help prevent leaks and ensure proper operation of the cylinder. Here are a few ideas:
It's important to use the appropriate seals and other components for your specific hydraulic cylinder to ensure proper sealing and operation.
There are several ways to seal a hydraulic cylinder:
1. Piston seal: This is a sealing element that prevents fluid from leaking past the piston as it moves within the cylinder. Some synonyms for this component include: O-ring, packing, seal ring.
2. Rod seal: This is a sealing element that prevents fluid from leaking past the rod as it extends and retracts within the cylinder. Some synonyms for this component include: lip seal, scraper seal, dynamic seal.
3. Wiper: This is a component that removes contaminants and debris from the rod as it extends and retracts within the cylinder. Some synonyms for this component include: dust seal, dirt scraper, rod protector.
4. Guide band: This is a component that helps guide the rod as it extends and retracts within the cylinder. Some synonyms for this component include: guide ring, guide bushing, rod guide.
It's important to properly seal a hydraulic cylinder to ensure the system operates efficiently and effectively. Using high-quality sealing elements and regularly maintaining and replacing them as needed can help prolong the life of the cylinder and prevent costly repairs.
Piston seal: O-ring, gasket, packing, sealing ring, sealing element Rod seal: Lip seal, radial seal, dynamic seal, reciprocating seal, shaft seal Wiper: Scraper, cleaner, wipeless seal, dust seal, dirt seal Guide band: Guide ring, guide bushing, guide element, guiding element, guiding ring
A slydring is a type of hydraulic seal specifically designed for use in high-pressure, high-temperature environments. It is made of a special material called PTFE (polytetrafluoroethylene) that is resistant to wear and abrasion, and it is used to seal the gap between a piston rod and a cylinder bore in a hydraulic cylinder.
A glydring is a type of hydraulic seal that is similar to a slydring in that it is made of PTFE and is used in high-pressure, high-temperature environments. However, a glydring is designed to seal the gap between two moving parts in a hydraulic system, such as between a pump and a motor or between two rotating shafts.
A slydring is a type of seal that is used to seal the gap between a moving and a stationary component in a hydraulic system. It is typically made of a flexible material such as rubber or polyurethane and is designed to provide a low-friction seal that prevents leakage of fluid or contaminants from the system.
A glydring is a type of seal that is similar to a slydring but is made of a material that is resistant to high temperatures and is specifically designed for use in high-temperature applications. It is often used to seal gaps between moving and stationary components in high-temperature hydraulic systems or in other high-temperature environments.
A single acting piston seal is a type of seal that is used in a hydraulic cylinder that only applies pressure in one direction. This type of seal is typically used in applications where the cylinder only needs to extend or retract, such as in a dump truck hoist or a car jack.
A double acting piston seal, on the other hand, is a type of seal that is used in a hydraulic cylinder that applies pressure in both directions. This type of seal is typically used in applications where the cylinder needs to extend and retract, such as in a hydraulic press or a hydraulic lift.
An example of a single acting piston seal might be a rubber o-ring that is used to seal the gap between the cylinder and the piston in a single acting hydraulic cylinder. An example of a double acting piston seal might be a pair of u-shaped seals that are used to seal the gap between the cylinder and the piston in a double acting hydraulic cylinder.
A single acting piston seal is a type of seal that is used to seal the gap between a moving and a stationary component in a hydraulic system where fluid pressure is applied to only one side of the piston. This type of seal is typically used in applications where the piston only needs to move in one direction. An example of a single acting piston seal is a seal used in a hydraulic jack or a hydraulic press.
A double acting piston seal is a type of seal that is used to seal the gap between a moving and a stationary component in a hydraulic system where fluid pressure is applied to both sides of the piston. This type of seal is typically used in applications where the piston needs to move in both directions. An example of a double acting piston seal is a seal used in a hydraulic cylinder on a bulldozer or a hydraulic cylinder on a forklift.
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