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

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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

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