Material choice

The right material is the difference between a good-looking and a useful 3D printed part.

Material choice depends on the use case: appearance, strength, flexibility, heat resistance, UV resistance or stiffness. The wrong material can turn a good model into a poor product.

PLA for precise decorative parts

PETG and ASA for practical parts

TPU and composites for special requirements

Most common choices

PLA is excellent for visual parts, models, signs and gifts. PETG is a better option for practical parts that need more toughness and resistance.

Technical materials

For parts exposed to heat, UV light or mechanical loads, ABS, ASA, PA, PC and carbon-fibre composites are often more suitable.

  • TPU for flexible parts
  • ASA for outdoor use
  • PA-CF for stiff technical parts

FAQ

Short answers before ordering

Answers are written directly so visitors, search engines and AI answer systems can understand them easily.

Which material is best for outdoor use?+

ASA is often a good option for outdoor use because it is more resistant to UV and weather than PLA.

Which material is suitable for flexible parts?+

TPU is suitable for flexible parts such as dampers, protectors, soft inserts and similar elements.

Use cases

Short case studies to support the decision

Three common scenarios show when 3D printing makes sense: from prototype to repair and a personalised product.

Functional prototype

Bracket prototype before final production

A fast physical sample helps verify dimensions, ergonomics and assembly before committing to a more expensive final version.

Challenge: The customer has a CAD model or sketch of a bracket, but needs to check whether dimensions, holes and handling work in real use before production.

Solution: We prepare the model for printing, select a suitable material for testing and produce a prototype that can be physically checked in place.

Result: The customer can quickly see what needs improvement and continue with a more reliable second version or final production.

Suitable materials

PETGPLA+PA-CF
Replacement part

Missing plastic part for repairing a device

When an original part is not quickly available, 3D printing is practical for small covers, spacers, holders and mechanical add-ons.

Challenge: The device still works, but a smaller plastic part is missing. The original spare part is difficult to source and waiting blocks normal use.

Solution: From a photo, old part, measurements or sketch, we prepare a printable geometry, recommend material and print a functional replacement.

Result: The product can return to use without waiting for tooling or a large minimum order quantity.

Suitable materials

PETGASAABS
Personalised product

Custom 3D sign, logo or gift

3D printing makes it possible to produce expressive signs, labels and personalised gifts in small quantities.

Challenge: An event, business space or gift needs a unique product that cannot be bought as a standard item.

Solution: We prepare the sign or shape model, align colour, size and use case, then choose the material based on indoor or outdoor placement.

Result: The customer receives a product adapted to the brand, space or person without committing to a large production run.

Suitable materials

PLAPETGASA

Contact

Write or call us

We're happy to answer all your questions and help you choose the right solution.

AK

AK - Alliance Knot d.o.o.

3D Print

Address

Pristaniška ulica 2, 6000 Koper

Working hours

Mon – Fri, 8:00 – 17:00

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