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Don't let a rare part be the end of your bike's story. We re-engineer and 3Dprint the spare parts you can't find anywhere else.
Preservering through R3-engineering
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Don't let a rare part be the end of your bike's story. We re-engineer and 3Dprint the spare parts you can't find anywhere else.
Preservering through R3-engineering
PPS material for 3D printed motorcycle parts
Written by: Martin | Founder of R3print Moto Last updated: 16-2-2026
What Is PPS?
PPS (Polyphenylene Sulfide) is a high-performance engineering thermoplastic known for extreme heat resistance, chemical stability, and dimensional stability under load. PPS is commonly used in automotive and industrial applications for components that must perform reliably in high-temperature and chemically aggressive environments, such as engine-adjacent motorcycle parts.
There are several types of PPS filaments used in 3D printing, each offering slightly different performance characteristics:
Standard PPS: Excellent thermal and chemical performance for demanding applications.
Glass-Filled PPS (PPS-GF): Reinforced with glass fibers to improve stiffness, dimensional stability, and precision.
Carbon Fiber Reinforced PPS (PPS-CF): Contains chopped carbon fibers for maximum stiffness, wear resistance, and thermal stability.
At ReprintMoto, we use industrial-grade PPS-CF. This ensures high strength, extreme heat tolerance, and exceptional chemical and dimensional stability, making it the ideal choice for engine-adjacent and high-stress motorcycle components.
Why PPS-CF is ideal for motorcycle parts
Motorcycle components often face extreme conditions: heat from the engine, repeated mechanical stress, and exposure to oils, fuels, and chemicals. PPS-CF solves these challenges with unmatched performance in harsh environments.
Advantages of PPS
- Extremely high thermal stability (continuous use ~200°C)
- Excellent chemical resistance (fuels, oils, cleaning agents)
- Outstanding dimensional stability and low creep
- High wear and abrasion resistance
- Mechanical strength under load
These properties make PPS-CF particularly well-suited for: engine-adjacent components, bushings and guides in hot zones, mounting brackets exposed to heat, chemical-resistant housings, high-load mechanical parts requiring thermal stability.
When we recommend PPS-CF
We typically recommend PPS when the part must:
✔ Operate reliably under extreme temperatures (~200°C)
✔ Resist aggressive chemicals (fuels, oils, cleaners)
✔ Maintain dimensional stability and strength under load
✔ Perform in engine-adjacent or high-stress applications
PPS ensures safety and durability for critical parts who are part of near the engine or exhaust.
Technical Specifications
PPS-CF offers industrial-grade performance for the most demanding motorcycle applications. Its unique technical characteristics place it among the most reliable materials for long-lasting restoration components.
| Properties | Value | Explanation |
| Melting Temperature | 285 °C | The temperature where the plastic stops being a solid and turns into a gooey liquid |
| Glass Transition* | 90 °C | The temp. where the plastic loses its stiffness and starts to behave like thick rubber |
| Vicat Softening Temp. | > 280 °C | The temperature when the plastic is officially too soft to do its job |
| Heat Deflection Temp.* | 285 °C | The temperature when the part – if under load – starts to sag |
| Impact Strength (XY) | 6.5 kJ/m² | Impact strength determines if part dents (high) or shatters (low) upon impact. |
| Bending Strength (XY) | 175 MPa | Bending strength determines how much the part can bend, before snapping. |
| Res. Organic Solvents | Exceptional | Resistance to: gasoline, ethanol, degreasers, brake cleaner, and paint strippers. |
| Res. Oil and Grease | Exceptional | Resistance to: engine oil, penetrating oils, brake fluid, greases, and chain lube. |
* While the material becomes slightly more flexible at its Glass Transition temperature, the part will not structurally sag or lose its shape until it reaches the Heat Deflection temperature.
PPS Engineering Standards
The performance metrics of our PPS (Polyphenylene Sulfide) are benchmarked against industrial benchmarks to ensure they meet the rigorous demands of classic motorcycle engine environments. For detailed chemical resistance charts and mechanical properties, we reference the technical data provided by the Mitsubishi Chemical Group.
Real-world use cases
PPS is commonly used in situations requiring high heat and chemical exposure:
Engine-adjacent mounting brackets
Hot-zone bushings and guides
Chemical-resistant housings for fluids
Structural components near exhaust or engine areas
High-load parts exposed to vibration and heat
These applications demonstrate why PPS-CF is the top choice when parts must withstand heat, vibration, and chemical exposure.
How PPS-CF compares to other 3D printing materials
Below is a comparison of common 3D printing materials, highlighting when PPS should be used.
See legend below for the meaning of ratings.
| Material | Flexibility | Strength | Impact Resistance | UV Resistance | Chemical Resistance | Heat Resistance | Abrasion Resistance | Best For |
|---|---|---|---|---|---|---|---|---|
| PLA | None | Medium | Low | Very Low | Low | Very Low (~60°C) | Low | Prototypes only |
| PETG | Low | Medium | Medium | Medium | Medium | Medium (~80°C) | Medium | Light-duty covers |
| ASA | Low | High | Medium | Superb | Very High | High (~100°C) | Very High | Exterior motorcycle parts |
| TPU (90A) | Superb | Very High | Superb | High | Very High | High (~90°C) | Very High | Flexible, wear-resistant components |
| Nylon (PAHT-CF) | Low | Very High | Very High | High | Extremely High | Very High (~120°C) | Very High | Structural and load-bearing parts |
| PPS-CF | None | Superb | Medium | Superb | Superb | Superb (~200°C+) | Extremely High | Engine-area components |
| PPA-CF | Low | Very High | Very High | High | Extremely High | Very High (~150°C) | Very High | Structural, engine-adjacent, load-bearing motorcycle parts |
The following scale describes relative performance for each property of 3D printing materials, from minimal to top-tier performance. All ratings are based on motorcycle and automotive use cases, highlighting how each material performs under heat, vibration, chemical exposure, and mechanical stress typical for structural and functional parts.
| Rating | Meaning / Relative Level |
|---|---|
| None | No performance / negligible or unusable for the property |
| Very Low | Minimal performance, barely suitable |
| Low | Below average, limited performance for light applications |
| Medium | Average performance, adequate for standard/light-duty use |
| High | Above average, reliable for most standard applications |
| Very High | Strong performance for demanding applications |
| Extremely High | Exceptional performance for critical, high-stress applications |
| Superb | Top-tier / optimal performance under extreme conditions |
In short:
PPS is a premium, high-performance polymer designed for the most demanding motorcycle components. It can handle extreme heat, maintain dimensional stability under stress, and resist virtually all common chemicals encountered in motorcycle maintenance and operation.
It’s ideal for engine-area parts, hot-zone mounts, or high-load components that must perform reliably under conditions where other polymers would fail.
Production
Every part is produced in a thermally controlled environment on our 3D printers using a high-temperature heatbed. This process ensures maximum layer adhesion and structural density, providing a weatherproof 3D printing solution that often outperforms the 40-year-old factory plastics it replaces.
Why we use engineering-grade PPS
We use industrial-grade PPS-CF filaments to ensure that your printed parts perform reliably under extreme heat, chemical exposure, and mechanical stress. These are not hobby-grade plastics, every PPS component is designed for functional, real-world use in classic and high-performance motorcycles.
Frequently asked questions
Q: Can PPS-CF withstand engine heat?
A: Yes. PPS-CF is engineered for continuous use up to 200°C, making it ideal for engine-adjacent parts. Even big air cooled single cilinders – known for their high operating temperatures – are no problem for PPS-CF.
Q: Is PPS-CF chemically resistant?
A: Absolutely — it resists fuels, oils, and many aggressive cleaning agents.
Q: Does PPS-CF flex under load?
A: PPS-CF is very stiff and not flexible; it’s best suited for structural or heat-critical components rather than elastic parts.
Q: What makes PPS-CF better than PAHT-CF for high heat?
A: While PAHT-CF handles heat up to ~180–200°C, PPS-CF maintains dimensional stability under extreme thermal conditions and aggressive chemical exposure, making it ideal for engine-level applications.
Need a part?
Bring your machine back to its best. If your part exists in our archive or needs to be engineered, we’ll produce it with PPS-CF.