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RenCast® laminating pastes

Please note that not all products are available in every country. Please use our sales contact search for each individual product under section „sales Partner“.

OBO-Werke GmbH are Master Distributor for Huntsman Advanced Materials for tooling products in Europe.

RenGel®, RenCast®, RenLam®, RenLease®, RenPim®, RenShape® and Ren® are either property of or licensed to Huntsman Corporation or an affiliate thereof in one or more, but not all, countries. RenPaste™ indicates a trademark of Huntsman Corporation or an affiliate thereof. 

The technical data relating to the material and its processing has been compiled carefully and is correct to the best of our knowledge. The information cannot, however, be taken to be legally binding nor as any commitment that the material has certain properties or is suited for any particular purposes. Please see brochure.

RenCast® 5146 isocyanate
grey workable paste
RenCast® 5146 polyol
grey workable paste
filler DT 081-1
grey workable paste
Density 0,77 g/cm³

RenCast® 5146 Isocyanate 20 kg

RenCast® 5146 Isocyanate 20 kg

RenCast® 5146 Polyol 25 kg

RenCast® 5146 Polyol 25 kg

DT 081-1 20 kg

DT 081-1 20 kg


  • Very stiff and very light (density: 0,77 g/cm*)

  • Easy to mix by hand (up to 3 kg) or machine

  • Workable and easy to apply paste (without glass fibres)

  • Processable with coupling layer P99 with EP-PU or VE-gelcoats

  • Can be applied to a thickness of 10 – 40 mm

  • Low exothermic reaction and therefore minimal shrinkage

  • Heat resistant up to 80°C


  • Build-up of moulds using the shell build-up technique

  • Support shells

  • Tools and any form of auxiliaries