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Injection mould cost: price ranges and amortisation

Short answer: a plastic injection mould costs €2,500 to €8,000 for a prototype, €8,000 to €35,000 for small and medium runs, and €40,000 to more than €150,000 for high-volume production (source: Sagaert Plasturgie (in French), updated 15 September 2026). In the part price, it counts through its amortisation: the mould price divided by the number of parts produced.

By the RFQdecoder team · updated 26 September 2026

What does an injection mould cost?

Mould typePublished priceLifetimeSource
Prototype mould€2,500 to €8,000under 10,000 cyclesSagaert Plasturgie (in French)
Small and medium runs€8,000 to €35,000about 100,000 cyclesSagaert Plasturgie (in French)
High volume, high precision€40,000 to more than €150,000up to 3 million cyclesSagaert Plasturgie (in French)
Simple, small mouldabout €3,000Hellopro Conseils (in French)
Large mould (parts up to 2 m²)up to €80,000Hellopro Conseils (in French)
Two-shot mould€6,000 to €310,000Hellopro Conseils (in French)

Ranges read on 26 September 2026 on the pages cited, for the French market. They give an order of magnitude, not a price: only a quote on a drawing commits a mould maker.

What drives the cost of a mould?

  • Part size: it sets the size of the steel blocks and of the press.
  • Number of cavities: a 4-cavity mould makes 4 parts per cycle, but costs more to build and to tune.
  • Mould material: aluminium or soft steel for prototypes, hardened steel for high volume.
  • Moving parts: every undercut needs a slide or a lifter, so more machining and adjustment.
  • Feed system: cold runners, simpler, or hot runners, more expensive but with no sprue to recycle.
  • Finish and tolerances: polishing, texturing and tight dimensions add hours of EDM and fitting.

How does the mould enter the part price?

Part price = mould ÷ total quantity + material + (cycle time × press hourly rate) ÷ cavities + overheads + margin

The mould is paid once and spread over every part it will make. With a €20,000 mould (example value, within the small and medium runs range):

Total quantityMould share per part
1,000 parts€20.00
5,000 parts€4.00
20,000 parts€1.00
100,000 parts€0.20

Over 1,000 parts the mould adds €20 per part; over 100,000 parts, €0.20. That is why the choice of mould depends first on the real volume over the life of the project.

Prototype mould or production mould?

A prototype mould is used to validate the part and produce a few thousand pieces. Beyond that, its limited life means rebuilding it or moving to a production mould: the calculation is made on the total volume. The right question is not “which mould is cheapest?” but “how many parts over the whole life of the product?”.

How can you reduce the cost of an injection mould?

  • Add draft angles on vertical faces, to eject without a mechanism.
  • Avoid undercuts when the function does not need them: each one adds a slide.
  • Keep wall thickness even: fewer sink marks, a shorter cycle.
  • Keep tight tolerances for functional dimensions.
  • Match the number of cavities to the real volume, not the hoped-for one.

What should you check in a mould quote?

  • The steel and its treatment, and the guaranteed lifetime in cycles.
  • The number of cavities and the feed system (cold or hot runners).
  • The trials included (first parts, corrections) and the cost of changes.
  • The ownership of the mould, its maintenance and return conditions.
  • The part price quoted with the mould: cycle time, press and hourly rate.

Sources

Frequently asked questions

Published ranges go from about €3,000 for a simple, small mould to more than €150,000 for a high-volume production mould, and up to €310,000 for some two-shot moulds. The price depends mainly on size, number of cavities, steel and complexity.

It is often made of aluminium or soft steel, with a single cavity and few moving parts. It is quicker to make but lasts fewer cycles: under 10,000 according to Sagaert Plasturgie.

Through amortisation: the mould price divided by the total number of parts it will produce. A €20,000 mould adds €20 per part over 1,000 parts and €0.20 over 100,000 parts.

It must be stated in the quote. A mould paid for by the customer usually belongs to the customer, but ownership, maintenance and return conditions should be written down.

Remove undercuts that require slides, keep wall thickness even, keep tight tolerances for functional features, and match the number of cavities to the real volume.