General Purpose Polyester Resin. This is an inexpensive alternative to other more costly resins. May be a good resin if you are just getting started working with composite materials. The appropriate amount of hardener (DDM-9 MEKP) is included.
|Viscosity, Brookfield Model LV #3 Spindle @ 60 rpm, 77°F (25°C)||400-650 cps|
|100 grams resin @ 77°F (25°C)|
|Mix Ratio||1.25% DDM-9 by volume|
|Gel Time||18:00-24:00 min|
|Peak Exotherm||280-340°F (138-171°C)|
|Maximum HAP Content||38.4%|
|* The gel time and reactivity will vary due to the type and concentration of Free Radical Initiator (catalyst), shop temperature, humidity, and type of fillers used.|