Curox M303 Catalyst is used with our range of Polyester laminating and gelcoat resins. You may purchase additional catalyst if you are working in a cold environment and wish to accelerate cure time (Please note this is done so at your own risk). Curox M303 is supplied as standard with all our polyester resin kits.
 
Colourless, mobile liquid, consisting of peroxides based on methylethylketone, essentially desensitised with phtalate plasticiser. This ketone peroxide is used as an initiator (radical source) in the curing of unsaturated polyester resins. Main application: gelcoats, curing of moulded, casted or winded glasfibre reinforced products at ambient temperature in combination with cobalt accelerators