WEST SYSTEM 409 Microsphere Blend.
For filling and fairing GRP boats.
A pure white, blended microshere based filler for filling and fairing GRP boats. This lightweight additive has good load bearing strength but is easy to work with hand tools after cure.
For filling and fairing add 10% - 25% by weight of 409 to WEST SYSTEM epoxy mix.
Mixing instructions: Mix WEST SYSTEM resin and hardener thoroughly.Gradually stir in the filler to thicken the mix as desired.
Refer to technical literature and publications for detailed instructions.