Q CELL is a lightweight filler that is compatible with Polyester and Epoxy Resins , it consists of hollow inorganic microspheres which have exceptional whiteness and low bulk density. It may be used a volume extender (Thickener) in resin, when adding to the resin 0.5% - 10% can be added which is dependant upon application, for pastes you can add up to 20%.
Q- Cell dries white and is good for filling voids ect as it is very easy to sand.