Mould building resin

Mould resin
Mould resin 5kg
Mould resin 25kg
Mould resin
Mould resin 5kg
Mould resin 25kg
  • Non-shrink
  • Builds up thickness quickly
  • Laminating up to 6 mm in one go

Would you like to make your own mould? This vinylester resin is especially designed for making polyester moulds. This mould making resin is easy to process and produces good results. With this resin polyester moulds can be made very quickly. The resin is heat resistant and shrink free.

With this mould resin you can add 4 layers of chopped strand mat 450 gr/m2 at once, so you can quickly make your mould and start producing. As a rule a mould can be built in 2 days (1st day gelcoat and vinylester resin, 2nd day mould resin)

Benefits of vinylester mould resin

  • Minimal shrinkage.
  • Fast curing, which significantly shortens the construction time of a mould.
  • Equipped with a colour indicator for curing.
  • Low styrene emission, dries tack-free.
  • Excellent glass wetting.


Size: 1 kg, 5 kg, 25 kg
approx. 1.4 g/cm3
Gel time: approx. 20 minutes
Fully cured: after approx. 2 hours
Shelf life: at least 6 months, if not mixed, in original packaging in a cool and frost free place
Hardener: cures with standard hardener

Below you will find an overview of the required amount hardener per amount of mould building resin:

Mould resin
1 kg 10 ml hardener
5 kg 50 ml hardener
25 kg 250 ml hardener
Tip: please check our technical documentation for all technical properties and information on using mould resin.

We have a number of recommendations for working safely with polymers. At Polyestershoppen you will not only find the polymers themselves, but you can also purchase all the protective equipment you need from us. If you have any doubts or questions, please contact our customer service. We can give you advice on how to work safely with polymers.

Safety equipment


Code Description
H226 Flammable liquid and vapour.
H304 May be fatal if swallowed and enters airways.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H332 Harmful if inhaled.
H335 May cause respiratory irritation.
H361 Suspected of damaging fertility or the unborn child <state specific effect if known> <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H372 Causes damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H412 Harmful to aquatic life with long lasting effects.
P101 If medical advice is needed, have product container or label at hand.
P102 Keep out of reach of children.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P270 Do no eat, drink or smoke when using this product.
P314 Get medical advice/attention if you feel unwell.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER/doctor/…
P405 Store locked up.
P501B Dispose of contents/container in accordance with in accordance with local regulation

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