MEKP Catalyst Hardener 100g For Polyester Resin Gelcoat and TopcoatYou will get 100g hardener which assuming a 2% mix ratio will be sufficient for approx 5kg of resin. MEKP Catalyst for polyester resin topcoat & gelcoat systems. MEKP Catalyst is typically used as a polyester resin catalyst, fibreglass catalyst or vinylester resin systems at a ratio of between 1 and 3%, according to the pot-life and cure speed required and the ambient temperature. Always follow the guidelines that accompany your specific resin system. We of course have tested this hardener on the polyester resin systems we sell, It will work with other polyester systems we advise to do a sample test before undertaking a larger project. NOTE - All resins are not the same -the two more common resins are POLYESTER and EPOXY .
eBay