PU PolyCast Casting Resins

Quickly reproduce parts in resin, using Sylmasta polyurethane casting resins. casting resins are ideal for reproducing parts from a single master in small production runs, as an alternative to injection moulding or individually machined parts.
Sylmasta casting resins have been trusted by professional kit builders and industrial users for years for their high detail and repeatability.
Parts made with Sylmasta casting resins have very low shrinkage and do not sag or distort with heat.
Sylmasta resins also have very low odour, unlike traditional polyester resins.


Sylmasta Casting Resins are available in standard beige and can also be colour matched to any RAL or PANTONE colour.
Sylmasta also have a complete range of Silicone Moulding Rubbers designed for use with polyurethane casting resin


Pot Life 3 – 4 Minutes
De-mould time 30 Minutes to 10mm
Viscosity 130 cps


Pot Life 150 Seconds
De-mould time 25 Minutes to 10mm
Viscosity 75 cps


Pot Life 2 Minutes
De-mould time 15 Minutes to 10mm
Viscosity 35 cps


Pot Life 7 – 8 Minutes
De-mould time 2 – 3 Hours to 10mm
Viscosity 80 cps