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3D Printing materials

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3D Printing materials

3D Printing Materials

Choose the right material for strength, heat, finish, and fit

Materials, finishes, and performance

Materials we print (and what they’re best for)

Select a material based on real-world requirements: strength, heat resistance, flexibility, surface finish, and dimensional stability. If you’re unsure, upload your file and tell us what the part must do — we’ll recommend the best option.

PLA — fast, accurate prototypes

Best for concept models, jigs, fixtures, and low-load parts where dimensional accuracy matters most. PLA prints cleanly with sharp detail and predictable tolerances, making it ideal for rapid iteration and proof-of-fit work.

Not suitable for high temperatures or impact-critical applications.

PETG — tough, flexible, practical

A strong all-rounder for functional parts. PETG offers better impact resistance and flexibility than PLA, with improved durability in real-world use.

Well suited to brackets, housings, light-duty mechanical parts, and outdoor applications where heat exposure is moderate.

Heat-resistant, impact-capable

Used where higher temperature resistance and toughness are required. ABS is suitable for enclosures, structural components, and parts exposed to mechanical stress.

Best for internal or controlled environments where long-term strength and heat tolerance matter more than surface finish.

Durable, wear-resistant engineering plastic

Designed for mechanically demanding parts. Nylon offers excellent strength, fatigue resistance, and low friction, making it suitable for gears, bushings, clips, and moving components.

Chosen where long-term durability and functional performance are critical.

High-stiffness, performance-focused

Carbon-reinforced material for parts that must be rigid, stable, and dimensionally consistent under load. Ideal for performance-critical components, fixtures, and structural parts where flex must be minimised.

Used when standard plastics are not stiff enough for the application.

Application-specific filaments

Includes wood-filled, flexible (TPU), high-temperature, and other specialist filaments selected based on application requirements.

Used for visual finishes, unique material properties, or non-standard performance needs. Availability and suitability are assessed per project.

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Material selection help

Pick the right material for your job

Every filament behaves differently. We quote by material, print profile, and part requirements — so you get predictable outcomes across one-offs and repeat runs. Use the guide below to choose a material, or upload your model and we’ll advise.

  • Strength vs stiffness
    Carbon-filled materials increase stiffness; nylon increases toughness. If you need impact resistance, don’t default to “strongest” — pick the right failure mode.

  • Heat and environment
    If the part lives near engines, electronics, or in sunlight, material choice matters more than infill. Tell us the temperature range and exposure.

  • Fit and tolerances
    Tight fits need clearance planning. Different materials shrink and warp differently. We’ll advise on clearances for holes, threads, and mating faces.

  • Surface finish
    Need cosmetic? Choose materials that sand/finish cleanly. Need grip? Textured materials can help. Need smooth? We can recommend orientations and post-processing.

Typical outputs: enclosures, mounts, brackets, fixtures, ducting, cable management, tooling, prototypes, and small-batch functional parts.

Engineering-grade options

ABS, Nylon, and carbon-filled materials

For parts that must survive heat, vibration, and real use, engineering filaments outperform PLA/PETG. If you need higher stiffness, better wear, or improved dimensional stability, carbon-filled materials are often the best step up.

Artboard

PLA

  • Best dimensional accuracy for prototypes

  • Clean detail and sharp edges

  • Not for high heat / high impact

AdobeStock 118597567 scaled

PETG

  • Tougher than PLA with slight flex

  • Better for functional housings/brackets

  • Good balance of durability and cost

AdobeStock 1757723149 scaled

Engineering (ABS/Nylon/Carbon)

  • Higher heat capability (material dependent)

  • Better fatigue / wear performance (nylon)

  • High stiffness (carbon-filled)

Accurate. Repeatable. Production-ready.

Materials FAQ

Is PLA good for outdoor use?

No. PLA degrades with UV exposure and heat and is not recommended outdoors.

Is nylon waterproof?

Nylon absorbs moisture over time, which can slightly affect dimensions and stiffness.

Are carbon-filled prints electrically conductive?

No. The fibres increase stiffness, not conductivity.

Is PLA heat resistant?

No. PLA softens at relatively low temperatures (around 55–60 °C). It is not suitable for hot environments, car interiors, or near motors.

How accurate is nylon printing?

Nylon requires design allowances but can produce reliable functional parts when designed correctly.

Are carbon-filled materials abrasive?

Yes. They are abrasive and require hardened nozzles.

How accurate is PLA printing?

PLA offers excellent dimensional accuracy and is ideal when tight tolerances and sharp detail are required.

Is nylon good for moving parts?

Yes. Nylon’s wear resistance makes it excellent for moving or sliding components.

Is surface finish affected?

Yes. Carbon-filled prints have a matte, technical finish and slightly reduced fine detail.

Is PLA waterproof?

PLA is moisture-resistant but not waterproof over long periods.

What is ABS commonly used for?

ABS is used for enclosures, brackets, housings, clips, and parts exposed to moderate heat.

What are specialist filaments?

Specialist filaments include materials such as wood-filled, metal-filled, flexible blends, and aesthetic composites. These are typically chosen for visual, tactile, or niche functional requirements rather than pure mechanical strength.

Can PLA be post-processed?

Yes. PLA can be sanded, filled, primed, and painted easily.

Is ABS heat resistant?

Yes. ABS handles higher temperatures than PLA and PETG.

What is TPU used for?

Flexible parts such as gaskets, seals, vibration dampers, protective covers, and flexible mounts.

What is PETG best used for?

PETG is ideal for functional parts that need toughness, slight flexibility, and better environmental resistance than PLA.

Is ABS suitable for outdoor use?

Not ideal. ABS degrades under UV unless coated or painted.

How flexible is TPU?

TPU ranges from rubber-like to semi-rigid depending on formulation.

Is PETG stronger than PLA?

PETG is tougher and more impact-resistant but slightly less stiff than PLA.

Is ABS strong?

ABS is tough and impact-resistant but not as stiff as PLA.

Is TPU durable?

Yes. TPU is highly impact-resistant and abrasion-resistant.

Does PETG handle heat well?

PETG performs better than PLA but is not a high-temperature material. It is suitable for warm environments but not extreme heat.

Does ABS warp?

ABS can warp during printing, especially on large flat parts. Proper design and controlled printing are important.

Is TPU waterproof?

Yes. TPU is suitable for wet environments.

Is PETG good for outdoor use?

Yes. PETG has good UV and moisture resistance, making it suitable for outdoor and semi-outdoor parts.

How accurate is ABS printing?

ABS is accurate but slightly less dimensionally stable than PLA.

What are wood-filled materials for?

Decorative parts, display models, and aesthetic components.

Can you advise which material is best for my part?

Yes. If you’re unsure, we can recommend a material based on load, temperature, environment, and how the part will be used.

Does PETG flex?

Yes. PETG has some flexibility, which helps absorb impact and reduces cracking.

Can ABS be post-processed?

Yes. ABS sands well and can be chemically smoothed for a glossy finish.

Do wood-filled prints look like wood?

Yes. They have a natural wood-like texture and appearance.

How do I choose the right material?

Start with how the part will be used: load, heat, environment, and appearance.

How accurate is PETG printing?

PETG is accurate but slightly less dimensionally stable than PLA. Tolerances should allow small variation.

Is carbon-filled filament stronger than standard plastics?

Carbon-filled filament is stiffer and more dimensionally stable than standard plastics, but it can be more brittle. It is ideal where rigidity matters more than impact resistance.

Are wood-filled parts structural?

No. They are for visual or light-duty use only.

Can the same design be printed in multiple materials?

Yes. This is common during prototyping.

Can PETG be post-processed?

Yes, though it is harder to sand cleanly than PLA.

What is carbon-filled filament best used for?

Carbon-filled filaments are used for parts requiring increased stiffness, dimensional stability, and reduced flex. They are commonly chosen for brackets, housings, jigs, and performance-critical components.

Are metal-filled prints actually metal?

No. They are plastic with metal powder for weight and appearance.

Can you recommend a material for my application?

Yes. We review use-case, geometry, and environment before printing.

What is nylon best used for?

Nylon is ideal for functional, mechanical parts such as gears, hinges, bushings, brackets, and wear components.

What is carbon-filled filament?

Carbon-filled materials are reinforced with carbon fibres to increase stiffness and dimensional stability.

What are metal-filled prints used for?

Display parts, visual prototypes, and weighted components.

Is the cheapest material always best?

No. Material choice affects lifespan, performance, and repeatability.

Is nylon stronger than ABS?

Yes. Nylon offers higher toughness and fatigue resistance.

What are carbon-filled materials best for?

Jigs, fixtures, brackets, tooling, and structural prototypes requiring rigidity.

Are metal-filled parts stronger?

No. Strength is similar to standard plastics.

What is PLA used for?

PLA is best for prototypes, visual models, jigs, fixtures, and parts where dimensional accuracy and surface finish matter more than heat or impact resistance.

Is nylon flexible?

Yes. Nylon has natural flexibility, making it resistant to cracking.

Are carbon-filled parts stronger than nylon?

They are stiffer but not more impact-resistant. Carbon improves rigidity, not toughness.

Is PLA strong enough for functional parts?

PLA is stiff but brittle. It works for light-duty functional parts but is not suitable for impact, flexing, or load-bearing applications.

Does nylon handle heat well?

Yes. Nylon performs well at higher temperatures than PLA or PETG.

Do carbon-filled parts flex?

Very little. They are designed to resist bending.

What is nylon best used for?

Nylon is ideal for functional, mechanical parts such as gears, hinges, bushings, brackets, and wear components.

Is nylon stronger than ABS?

Yes. Nylon offers higher toughness and fatigue resistance.

Is nylon flexible?

Yes. Nylon has natural flexibility, making it resistant to cracking.

Does nylon handle heat well?

Yes. Nylon performs well at higher temperatures than PLA or PETG.

Is nylon waterproof?

Nylon absorbs moisture over time, which can slightly affect dimensions and stiffness.

How accurate is nylon printing?

Nylon requires design allowances but can produce reliable functional parts when designed correctly.

Is nylon good for moving parts?

Yes. Nylon’s wear resistance makes it excellent for moving or sliding components.

Is carbon-filled filament stronger than standard plastics?

Carbon-filled filament is stiffer and more dimensionally stable than standard plastics, but it can be more brittle. It is ideal where rigidity matters more than impact resistance.

What is carbon-filled filament best used for?

Carbon-filled filaments are used for parts requiring increased stiffness, dimensional stability, and reduced flex. They are commonly chosen for brackets, housings, jigs, and performance-critical components.

What is PETG best used for?

PETG is ideal for functional parts that need toughness, slight flexibility, and better environmental resistance than PLA.

What is carbon-filled filament?

Carbon-filled materials are reinforced with carbon fibres to increase stiffness and dimensional stability.

Is PETG stronger than PLA?

PETG is tougher and more impact-resistant but slightly less stiff than PLA.

What are carbon-filled materials best for?

Jigs, fixtures, brackets, tooling, and structural prototypes requiring rigidity.

Does PETG handle heat well?

PETG performs better than PLA but is not a high-temperature material. It is suitable for warm environments but not extreme heat.

Are carbon-filled parts stronger than nylon?

They are stiffer but not more impact-resistant. Carbon improves rigidity, not toughness.

Is PETG good for outdoor use?

Yes. PETG has good UV and moisture resistance, making it suitable for outdoor and semi-outdoor parts.

Do carbon-filled parts flex?

Very little. They are designed to resist bending.

Does PETG flex?

Yes. PETG has some flexibility, which helps absorb impact and reduces cracking.

Are carbon-filled prints electrically conductive?

No. The fibres increase stiffness, not conductivity.

How accurate is PETG printing?

PETG is accurate but slightly less dimensionally stable than PLA. Tolerances should allow small variation.

Are carbon-filled materials abrasive?

Yes. They are abrasive and require hardened nozzles.

Can PETG be post-processed?

Yes, though it is harder to sand cleanly than PLA.

Is surface finish affected?

Yes. Carbon-filled prints have a matte, technical finish and slightly reduced fine detail.

What is ABS commonly used for?

ABS is used for enclosures, brackets, housings, clips, and parts exposed to moderate heat.

What are metal-filled prints used for?

Display parts, visual prototypes, and weighted components.

Is ABS heat resistant?

Yes. ABS handles higher temperatures than PLA and PETG.

Are metal-filled parts stronger?

No. Strength is similar to standard plastics.

Is ABS suitable for outdoor use?

Not ideal. ABS degrades under UV unless coated or painted.

Is ABS strong?

ABS is tough and impact-resistant but not as stiff as PLA.

Does ABS warp?

ABS can warp during printing, especially on large flat parts. Proper design and controlled printing are important.

How accurate is ABS printing?

ABS is accurate but slightly less dimensionally stable than PLA.

Can ABS be post-processed?

Yes. ABS sands well and can be chemically smoothed for a glossy finish.

What are specialist filaments?

Specialist filaments include materials such as wood-filled, metal-filled, flexible blends, and aesthetic composites. These are typically chosen for visual, tactile, or niche functional requirements rather than pure mechanical strength.

What is TPU used for?

Flexible parts such as gaskets, seals, vibration dampers, protective covers, and flexible mounts.

What is PLA used for?

PLA is best for prototypes, visual models, jigs, fixtures, and parts where dimensional accuracy and surface finish matter more than heat or impact resistance.

How flexible is TPU?

TPU ranges from rubber-like to semi-rigid depending on formulation.

Is PLA strong enough for functional parts?

PLA is stiff but brittle. It works for light-duty functional parts but is not suitable for impact, flexing, or load-bearing applications.

Is TPU durable?

Yes. TPU is highly impact-resistant and abrasion-resistant.

Is PLA good for outdoor use?

No. PLA degrades with UV exposure and heat and is not recommended outdoors.

Is TPU waterproof?

Yes. TPU is suitable for wet environments.

Is PLA heat resistant?

No. PLA softens at relatively low temperatures (around 55–60 °C). It is not suitable for hot environments, car interiors, or near motors.

What are wood-filled materials for?

Decorative parts, display models, and aesthetic components.

How accurate is PLA printing?

PLA offers excellent dimensional accuracy and is ideal when tight tolerances and sharp detail are required.

Do wood-filled prints look like wood?

Yes. They have a natural wood-like texture and appearance.

Is PLA waterproof?

PLA is moisture-resistant but not waterproof over long periods.

Are wood-filled parts structural?

No. They are for visual or light-duty use only.

Can PLA be post-processed?

Yes. PLA can be sanded, filled, primed, and painted easily.

Are metal-filled prints actually metal?

No. They are plastic with metal powder for weight and appearance.

Accurate. Repeatable. Production-ready.

what people are saying

Feedback from customers choosing materials for performance-critical parts.

quotes dark

Edinburgh Banners handled the full CAD design and prototyping of a custom reeler system for a racing yacht. Initial prototypes were printed in PLA to validate geometry, followed by carbon-filled prints for strength testing. The final designs were then used to produce moulds, with no dimensional issues between prototype and production.

Project Lead — High-Performance Racing Yacht

quotes dark

We needed custom electrical enclosures and connector housings for a high-performance racing car, with tight space constraints and heat considerations. The parts were printed accurately first time, fitted exactly as intended, and held up under testing. Being able to iterate quickly without tooling saved significant time on the install.

Robert Dryden – Motorsport / electrical enclosures

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