Rulon Materials for Piston Rings
Material Applications
Design Possibilities
Solid and split piston rings, featuring a full complement of joint configurations, can be manufactured to your custom specifications, or your application engineers can work with you to design the optimal ring for your needs.
| Rulon® LR |
- Compatible with most hardened steel substrates
- Low deformation characteristics
- Practically universal chemical inertness
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| Rulon® J |
- Dull gold colored
- All-polymeric reinforced
- Low friction and wear
- Operates well against soft mating surfaces
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| Rulon® 488 |
- Dull turquoise
- Excellent wear resistance
- Works well in dry environments
- Developed for use with painted surfaces
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| Rulon® XL |
- Very low wear
- Low deformation
- Non-abrasive, which prevents galling
- Best for use against aluminum substrates
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| Rulon® F |
- Green in color
- Excellent insulating properties
- Superior abrasion resistance
- Excellent wear in dry conditions
- Not recommended for contact with steam or strong bases
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| Rulon® 945 |
- Very low deformation
- Moderate abrasive qualities
- Excellent chemical resistance
- Suited for use against hard mating surface
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| Rulon® 1045 |
- Dull gold
- Low deformation
- Resistant to harsh chemicals
- High elongation properties
- Excellent frictional characteristics
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| Rulon® 1410 |
- High elongation
- Low friction
- Excellent tensile strength
- Resistant to most harsh chemicals
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Piston / Seal Rings
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Applications
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Molded or machined
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Pumps
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Solid or custom joints
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Transmissions
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Long life materials
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Face seals
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Chemical resistance
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Automotive
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Low friction
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Medical pumps
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Solenoid valves
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Air compressors
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Hook Cut
- Efficient sealing
- Primarily chosen for ease of assembly
- Requires 2.3 mm minimum height
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Step Cut
- Most common design choice
- Efficient sealing
- Offers good design flexibility
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Butt Cut
- Less efficient sealing
- Common design choice
- Chosen if sealing requirements aren't demanding
- Least expensive design option
- Can be machined or injection molded
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Quad Cut
- Most efficient sealing
- Chosen for most demanding sealing requirements
- Requires 2.3 mm minimum radial wall thickness
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Meldin Materials
Material Applications
Meldin® 1000, Meldin® 3100 and Meldin® 5000 are custom injection molded into any finished part configuration, regardless of its intricacy.
From one-off prototypes through multi-million piece production runs, the Meldin® series provides the material of choice for all severe service applications where design challenges include temperature extremes, high loads and speeds, wear, and chemicals. These include bearings, thrust washers, vanes, wear rings, piston rings, and structural components.
| Meldin® 1003 |
- Excellent chemical resistance
- Low coefficient of thermal expansion
- Low coefficient of friction
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| Meldin® 1357 |
- Low wear rate
- Good chemical resistance
- Low coefficient of thermal expansion
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| Meldin® 3110 |
- Best suited for soft mating surfaces
- Low coefficient of thermal expansion
- Low wear rate
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| Meldin® 3120 |
- Best suited for soft mating surfaces
- Low coefficient of friction
- Compatible with dirt particles
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| Meldin® 5055 |
- Excellent steam and water compatibility
- Air conditioning compressors
- Ideal for high pressure and high speed applications
- Good dimensional stability
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Compressor Piston Rings:
Reciprocating piston rings
CNG compressors
Refrigeration system compressors
Air conditioning compressors
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Control Valve Stem Seal Rings
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Nail Guns
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Staple Guns
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Oil Control Rings:
Diesel Engines
Passenger automobiles
Racing automobiles
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Automotive Transmission Seal Rings
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Heavy Duty Equipment Transmission Seal Rings
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Off-Highway Equipment Transmission Seal Rings
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