NOROX® KP-9 MEKP Catalyst for Polyester & Vinyl Ester Resins

⚠️ PICKUP ONLY (DANGEROUS GOODS): Available for collection, or you may arrange your own DG-certified freight pickup from our Brisbane warehouse. NOROX® KP-9 MEKP Catalyst for Polyester & Vinyl Ester Resins Product Description Technical Data Sheet - TDS NOROX® KP-9 is a premium general-purpose methyl ethyl ketone peroxide (MEKP) catalyst designed for curing unsaturated polyester and vinyl ester resins at ambient temperatures. Recognised as the workhorse of the NOROX® range, it provides consistent curing performance, medium reactivity and moderate heat generation across a wide range of composite manufacturing processes. It is suitable for both professional production and repair applications. Typical Applications Polyester laminating resins Vinyl ester resins Gelcoats Fibreglass boat building and repairs Hand lay-up Spray-up RTM moulding Vacuum infusion Filament winding Polyester concrete Key Features General-purpose MEKP catalyst Medium reactivity Consistent room-temperature curing Moderate exotherm Excellent compatibility with polyester and vinyl ester systems Professional-grade composite catalyst Technical Highlights Property Typical Value Appearance Clear liquid Catalyst Type Methyl Ethyl Ketone Peroxide (MEKP) Active Oxygen Approx. 9.1% Density @ 20°C Approx. 1.1 g/cm³ Viscosity @ 20°C Approx. 15 mPa·s Recommended Dosage 1–3% Recommended Storage 0–30°C Shelf Life 6 months These values come directly from the NOROX® KP-9 technical data sheet. Why Choose NOROX® KP-9? Reliable curing across a wide range of polyester and vinyl ester resin systems Suitable for hand lay-up, spray-up, RTM, continuous laminating, centrifugal casting, filament winding and vacuum infusion Excellent processing consistency Professional-quality performance for composite manufacturing Trusted by fibreglass manufacturers worldwide